Appendix:Very large numbers

The following table lists the names for extremely large numbers. Many of these are used so rarely that they do not have entries in Wiktionary because they do not meet CFI. Please note that even though the number name is are extremely rare, every number name on this page are considered real from number coining and is officially coined on other websites.

Cardinal names of very large numbers

Value	Name (short scale)	Name (long scale)	Name (proposed Knuth supernatural numbers)	Name (other)
10-∞	zero		zero	nil, naught, null, nought, cypher, cipher, none
100	one		one
101	ten		ten
102	hundred		hundred
103	thousand		ten hundred
104	ten thousand		myriad
105	(one) hundred thousand		ten myriad	lakh
106	million		(one) hundred myriad
107	ten million, decamillion		ten hundred myriad	crore
108	(one) hundred million, centimillion, hectomillion		myllion
109	billion	milliard	ten myllion	arab
1010	ten billion, decabillion	ten milliard	hundred myllion	dialogue
1011	(one) hundred billion, centibillion	(one) hundred milliard	ten hundred myllion
1012	trillion	billion	myriad myllion	kharab
1013	ten trillion	ten billion	ten myriad myllion
1014	(one) hundred trillion	(one) hundred billion	(one) hundred myriad myllion	nil (indian numerical variation)
1015	quadrillion	billiard	ten hundred myriad myllion
1016	ten quadrillion	ten billiard	byllion	padma
1018	quintillion	trillion	hundred byllion	shankh
1021	sextillion	trilliard	hundred myriad byllion
1024	septillion	quadrillion	myllion byllion
1027	octillion	quadrilliard	ten hundred myllion byllion
1030	nonillion	quintillion	hundred myriad myllion byllion
1032	(one) hundred nonillion	(one) hundred quintillion	tryllion
1033	decillion	quintilliard	ten tryllion
1036	undecillion	sextillion	myriad tryllion
1039	duodecillion	sextilliard	ten hundred myriad tryllion
1042	tredecillion	septillion	(one) hundred myllion tryllion
1045	quattuordecillion	septilliard	ten myriad myllion tryllion
1048	quindecillion	octillion	byllion tryllion
1051	sexdecillion	octilliard	ten hundred byllion tryllion
1054	septendecillion	nonillion	(one) hundred myriad byllion tryllion
1057	octodecillion	nonilliard	ten myllion byllion tryllion
1060	novemdecillion	decillion	myriad myllion byllion tryllion
1063	vigintillion	decilliard	ten hundred myriad myllion byllion tryllion
1064	ten vigintillion	ten decilliard	quadryllion
1066	unvigintillion	undecillion	hundred quadryllion
1069	duovigintillion	undecilliard	ten myriad quadryllion
1072	trevigintillion	duodecillion	myllion quadryllion
1075	quattuorvigintillion	duodecilliard	ten hundred myllion quadryllion
1078	quinvigintillion	tredecillion	hundred myriad myllion quadryllion
1081	sexvigintillion	tredecilliard	ten byllion quadryllion
1084	septenvigintillion	quattuordecillion	myriad byllion quadryllion
1087	octovigintillion	quattuordecilliard	ten hundred myriad byllion quadryllion
1090	novemvigintillion	quindecillion	hundred myllion byllion quadryllion
1093	trigintillion	quindecilliard	ten myriad myllion byllion quadryllion
1096	untrigintillion	sexdecillion	tryllion quadryllion
1099	duotrigintillion	sexdecilliard	ten hundred tryllion quadryllion
10100	ten duotrigintillion	ten sexdecilliard	myriad tryllion quadryllion	googol
10102	tretrigintillion	septendecillion	hundred myriad tryllion quadryllion
10105	quattuortrigintillion	septendecilliard	ten myllion tryllion quadryllion
10108	quintrigintillion	octodecillion	myriad myllion tryllion quadryllion
10111	sextrigintillion	octodecilliard	ten hundred myriad myllion tryllion quadryllion
10114	septentrigintillion	novemdecillion	hundred byllion tryllion quadryllion
10117	octotrigintillion	novemdecilliard	ten myriad byllion tryllion quadryllion
10120	novemtrigintillion	vigintillion	myllion byllion tryllion quadryllion
10123	quadragintillion	vigintilliard	ten hundred myllion byllion tryllion quadryllion
10126	unquadragintillion	unvigintillion	hyndred myriad myllion byllion tryllion quadryllion
10128	(one) hundred unquadragintillion	(one) hundred unvigintillion	quintyllion
10129	duoquadragintillion	unvigintilliard	ten quintyllion
10132	trequadragintillion	duovigintillion	myriad quintyllion
10135	quattuorquadragintillion	duovigintilliard	ten hundred myriad quintyllion
10150		quinvigintillion	hundred myriad byllion quintyllion
10153	quinquagintillion	quinvigintilliard	ten myllion byllion quintyllion
10180		trigintillion	myriad byllion tryllion quintyllion
10183	sexagintillion	trigintilliard	ten hundred myriad byllion tryllion quintyllion
10210		quintrigintillion	hundred byllion quadryllion quintyllion
10213	septuagintillion	quintrigintilliard	ten myriad byllion quadryllion quintyllion
10240		quadragintillion	byllion tryllion quadryllion quintyllion
10243	octogintillion	quadragintilliard	ten hundred byllion tryllion quadryllion quintyllion
10256	ten quattuoroctogintillion	ten duoquadragintilliard	sextyllion
10270		quinquadragintillion	hundred myriad myllion sextyllion
10273	nonagintillion	quinquadragintilliard	ten byllion sextyllion
10300	novemnonagintillion	quinquagintillion	myriad myllion tryllion sextyllion
10303	centillion	quinquagintilliard	ten hundred myriad myllion tryllion sextyllion
10306	uncentillion	unquinquagintillion	hundred byllion tryllion sextyllion
10309	duocentillion	unquinquagintilliard
10330		quinquinquagintillion	hundred myllion quadryllion sextyllion
10333	decicentillion	quinquinquagintilliard	ten myriad myllion quadryllion sextyllion
10336	undecicentillion	sesquinquagintillion	byllion quadryllion sextyllion
10360		sexagintilliard	myllion tryllion quadryllion sextyllion
10363	viginticentillion	sexagintilliard	ten hundred myllion tryllion quadryllion sextyllion
10366	unviginticentillion	unsexagintillion	hundred myriad myllion tryllion quadryllion sextyllion
10390		quinsexagintillion	hundred myriad tryllion quadryllion sextyllion
10393	trigintacentillion	quinsexagintilliard	ten myllion quintyllion sextyllion
10420		septuagintilliard	myriad tryllion quintyllion sextyllion
10423	quadragintacentillion	septuagintilliard	ten hundred myriad tryllion quintyllion sextyllion
10450		quinseptuagintillion	hundred quadryllion quintyllion sextyllion
10453	quinquagintacentillion	quinseptuagintilliard	ten myriad quadryllion quintyllion sextyllion
10480		octogintillion	tryllion quadryllion quintyllion sextyllion
10483	sexagintacentillion	octogintilliard	ten hundred tryllion quadryllion quintyllion sextyllion
10500				googolding
10510		quinoctogintillion	hundred myriad myllion byllion tryllion quadryllion quintyllion sextyllion
10512	(one) hundred novensexagintacentillion	(one) hundred quinoctogintillion	septyllion
10513	septuagintacentillion	quinoctogintilliard	ten septyllion
10540		nonagintillion	myriad myllion byllion septyllion
10543	octogintacentillion	nonagintilliard	ten hundred myriad myllion byllion septyllion
10570		quinnonagintillion	hundred myllion byllion septyllion
10573	nonagintacentillion	quinnonagintilliard	ten myriad myllion byllion tryllion septyllion
10600		centillion	myllion byllion quadryllion septyllion
10603	ducentillion	centilliard	ten hundred myllion byllion quadryllion septyllion
10900		quinquagintacentillion	myriad quintyllion sextyllion septyllion
10903	trecentillion	quinquagintacentilliard	ten hundred myriad quintyllion sextyllion septyllion
101,000				googolchime
101024	ten quadragintatrecentillion	ten septuagintacentilliard	octyllion
101200		ducentillion	byllion tryllion quintyllion octyllion
101203	quadringentillion	ducentilliard	ten hundred byllion tryllion quintyllion octyllion
101500		quinquagintaducentillion	myriad myllion byllion quadryllion quintyllion sextyllion octyllion
101503	quingentillion	quinquagintaducentilliard	ten hundred myriad myllion byllion quadryllion quintyllion sextyllion octyllion
101800		trescentillion	myllion sextyllion septyllion octyllion
101803	sescentillion	trecentilliard	ten hundred myllion sextyllion septyllion octyllion
102048	(one) hundred unoctogintasescentillion	(one) hundred unquadragintatrecentillion	nonyllion
102100		quinquagintatrecentillion	myriad byllion tryllion nonyllion
102103	septingentillion	quinquagintatrecentilliard	ten hundred myriad byllion tryllion nonyllion
102400		quadringentillion	tryllion quadryllion sextyllion nonyllion
102403	octingentillion	quadringentilliard	ten hundred tryllion quadryllion sextyllion nonyllion
102700		quinquagintaquadringentillion	myriad myllion quintyllion septyllion nonyllion
102703	nongentillion	quinquagintaquadringentilliard	ten hundred myriad myllion quintyllion septyllion nonyllion
103000		quingentillion	myllion byllion tryllion quintyllion sextyllion septyllion nonyllion
103003	millinillion, millillion	quingentilliard	ten hundred myllion byllion tryllion quintyllion sextyllion septyllion nonyllion
104096	ten milliquattuorsexagintatrecentillion	ten duooctogintasescentilliard	decyllion
105000				googolbell
106000		millinillion	byllion tryllion quadryllion sextyllion septyllion octyllion decyllion
106003	dumillinillion, billinillion	millinilliard	ten hundred byllion tryllion quadryllion sextyllion septyllion octyllion decyllion
108192	one hundred noni-viginti-sexticenti-dumillinillion	one hundred noni-sexiginti-tricenti-millinillion	undecyllion
109000
109003	trimillinillion, trillinillion	quingenti-millinillion
1010,000	ten trestriginti-tricenti-trimillinillion			googoltoll
1012,000	trimillinillion, triillinillion
1012,003	quadrimillinillion, quadrillinillion
1015,000
1015,003	quintimillinillion, quintillinillion
1016,384	ten unsexaginti-quadragenti-quintimillinillion		duodecyllion
1018,000		trimillinillion, trillinillion
1018,003	sextimillinillion, sextillinillion
1021,000
1021,003	septimillinillion, septillinillion
1024,000		quadrimillinillion, quadrillinillion
1024,003	octimillinillion, octillinillion
1027,000
1027,003	nonimillinillion, nonillinillion
1030,000		quintimillinillion, quintillinillion
1030,003	decimillinillion, decillinillion, myrillion	quintimillinilliard, quintillinilliard
1032,768			tredecyllion
1050,000				googolring
1060,000		decimillinillion, decillinillion, myrillion
1060,003	vigintimillinillion, vigintillinillion, dumyrillion
1065,536			quattuordecyllion
1090,000
1090,003	trigintimillinillion, trigintillinillion, trimyrillion
10100,000				googolgong
10131,072			quindecyllion
10262,144			sexdecyllion
10300,000		quincentigentillion
10300,003	centimillinillion, centillinillion, decimyrillion	quincentigentilliard
10524,288			septendecyllion
10600,000		centimillinillion, centillinillion, decimyrillion
101,000,000				maximusmillion
101,048,576			octodecyllion
102,097,152			novemdecyllion
103,000,000		quingentillinillion	quadryllion quintyllion septyllion octyllion duodecyllion tredecyllion quattuordecyllion sexdecyllion septendecyllion novemdecyllion
103,000,003	millinillinillion, milli-millillion, micrillion, centimyrillion	quingentillinilliard	ten hundred quadryllion quintyllion septyllion octyllion duodecyllion tredecyllion quattuordecyllion sexdecyllion septendecyllion novemdecyllion
104,194,304			vigintyllion
106,000,000		millinillinillion, milli-millillion, micrillion, centimyrillion	quintyllion sextyllion octyllion nonyllion tredecyllion quattuordecyllion quindecyllion septendecyllion octodecyllion vigintyllion
108,388,608			unvigintyllion
1016,777,216			duovigintyllion
1030,000,000		quinmilligentillion, quinmillinilligentillion
1030,000,003	decimicrillion, milli-myrillion	quinmilligentilliard, quinmillinilligentilliard
1033,554,432			trevigintyllion
1060,000,000		decimicrillion, milli-myrillion
1067,108,864			quattuorvigintyllion
10134,217,728			quinvigintyllion
10268,435,456			sexvigintyllion
10300,000,000		quintimilligentillion, quintimillinilligentillion
10300,000,003	centimicrillion	quintimilligentilliard, quintimillinilligentilliard
10536,870,912			septenigintyllion
10600,000,000		centimicrillion
101,000,000,000				maximusbillion
101,073,741,824			octovigintyllion
102,147,483,648			novemvigintyllion
103,000,000,000		quincentimillinilligentillion, quinticentimilligentillion
103,000,000,003	nanillion	quincentimillinilligentilliard, quinticentimilligentilliard
104,294,967,296			trigintyllion
106,000,000,000		nanillion
108,589,934,592			untrigintyllion
1010,000,000,000			trialogue
1017,179,869,184			duotrigintyllion
1034,359,738,368			tretrigintyllion
1068,719,476,736			quattuorigintyllion
10137,438,953,472			quintrigintyllion
10274,877,906,944			sextrigintyllion
10549,755,813,888			septentrigintyllion
101,099,511,627,776			octotrigintyllion
102,199,023,255,552			novemtrigintyllion
103,000,000,000,000		quintimillinillimilligentillion, quintimicrilligentillion
103,000,000,000,003	picillion	quintimillinillimilligentilliard, quintimicrilligentilliard
104,398,046,511,104			quadragintyllion
106,000,000,000,000		picillion
103x1015+3	femtillion
106x1015		femtillion
103x1018+3	attillion
106x1018		attillion
103x1021+3	zeptillion
106x1021		zeptillion
103x1024+3	yoctillion
106x1024		yoctillion
103x1027+3	xonillion
106x1027		xonillion
103x1030+3	vecillion
106x1030		vecillion
103x1033+3	mecillion
106x1033		mecillion
103x1060+3	icocillion
106x1060		icocillion
103x1090+3	triacontillion
106x1090		triacontillion
1010100				googolplex
103x10300+3	hectillion
106x10300		hectillion
103x103000+3	killillion
106x103000		killillion
103x103,000,000+3	megillion
106x103,000,000		megillion
103x103,000,000,000+3	gigillion
106x103,000,000,000		gigillion
101010,000,000,000	tetralogue
103x103,000,000,000,000+3	terillion
106x103,000,000,000,000		terillion
103x103x1015+3	petillion
106x103x1015		petillion
103x103x1018+3	exillion
106x103x1018		exillion
103x103x1021+3	zettillion
106x103x1021		zettillion
103x103x1024+3	yottillion
106x103x1024		yottillion
103x103x1027+3	xennillion
106x103x1027		xennillion
103x103x1030+3	dakillion
106x103x1030		dakillion
Approximately 10101034				First Skewes' Number
101010100				googolduplex, googolplexian, googolplexplex
Approximately 101010963				Second Skewes' Number
1010101010	pentalogue
10101010100				googoltriplex, googolplexianite, googolplexplexplex
1010101010100				googolquadriplex, googolplexianiteron, googolplexplexplexplex
101010101010100				googolquintiplex, googolplexianiteronyx, googolplexplexplexplexplex
1010101010101010101010100	dekalogue
101010101010101010101010				googoldeciplex, googolplexplexplexplexplexplexplexplexplexplexplex
10^^20				icosalogue
10^^30				triantalogue
10^^40				terantalogue
10^^50				penantalogue
10^^100				giggol, hectalogue
10^^1,000				millalogue
10^^1,000,000				micralogue
10^^1,000,000,000				nanalogue
10^^(1012)				picalogue
3^^7,625,597,484,987 (or) 3^^3^^3 (or) 3^^^3				tritri
10^^(1015)				femtalogue
10^^(1018)				attalogue
10^^(1021)				zeptalogue
10^^(1024)				yoctalogue
10^^10^^10				tria-taxis
10^^10^^100				giggolplex
10^^10^^10^^10				tetra-taxis
10^^10^^10^^100				giggolduplex, giggolplexian
10^^10^^10^^10^^10				penta-taxis
10^^10^^10^^10^^100				giggoltriplex, giggolplexianite
10^^^6				hexa-taxis
10^^^7				hepta-taxis
10^^^8				octa-taxis
10^^^9				enna-taxis
10^^^10				deka-taxis
10^^^20				icosa-taxis
10^^^30				trianta-taxis
10^^^40				teranta-taxis
10^^^50				penanta-taxis
10^^^100				gaggol, hecta-taxis
10^^^1,000				milla-taxis
10^^^1,000,000				micra-taxis
10^^^1,000,000,000				nana-taxis
10^^^(1012)				pica-taxis
10^^^(1015)				femta-taxis
10^^^(1018)				atta-taxis
10^^^(1021)				zepta-taxis
10^^^(1024)				yocta-taxis
10^^^10^^^100			gaggolplex
10^^^10^^^10^^^100				gaggolduplex
10^^^^100				geegol
10^^^^10^^^^10				tria-petaxis
10^^^^10^^^^100				geegolplex
10^^^^10^^^^10^^^^10				tetra-petaxis
10^^^^^5				penta-petaxis
10^^^^^10				deka-petaxis
10^^^^^100				gigol
10^^^^^^10				deka-exaxis
10^^^^^^100				goggol
10{7}10				deka-eptaxis
10{7}100				gagol
10{8}10				deka-octaxis
10{9}10				deka-ennaxis
10{10}10				tridecal, deka-dekaxis
10{20}10				deka-icosaxis
10{30}10				deka-triantaxis
10{40}10				deka-terantaxis
10{50}10				deka-penantaxis
10{100}10				boogol, deka-hectaxis
10{1,000}10				deka-millaxis
10{1,000,000}10				deka-micraxis
10{1,000,000,000}10				deka-nanaxis
10{1012}10				deka-picaxis
10{1015}10				deka-femtaxis
10{1018}10				deka-attaxis
10{1021}10				deka-zeptaxis
10{1024}10				deka-yoctaxis
10{10{10}10}10				tridecalplex
10{10{100}10}10				boogolplex
10{10{10{10}10}10}10				tridecalduplex
10{10{10{100}10}10}10				boogolduplex
10{10{10{10{10}10}10}10}10				tridecaltriplex
10{10{10{10{100}10}10}10}10				boogoltriplex
{10, 6, 1, 2}				tridecalquadriplex
{10, 7, 1, 2}				tridecalquintiplex
{10, 12, 1, 2}				tridecaldeciplex
{10, 22, 1, 2}				tridecalvigintiplex
{10, 52, 1, 2}				tridecalquinquagintiplex
g(64) (or) g64 (or) {3, 65, 1, 2}				Graham's number
{10, 102, 1, 2}				tridecalcentiplex
{10, 1002, 1, 2}				tridecalmilliplex
{3, 1000000, 1, 2} (or) g1,000,000 (or) g(1,000,000)				forcal
{10, 1000002, 1, 2}				tridecalmicriplex
{10, 1000000002, 1, 2}				tridecalnaniplex
{10, (1012+2), 1, 2}				tridecalpiciplex
{10, (1015+2), 1, 2}				tridecalfemtiplex
{10, (1018+2), 1, 2}				tridecalattiplex
{10, (1021+2), 1, 2}				tridecalzeptiplex
{10, (1024+2), 1, 2}				tridecalyoctiplex
{10, 10, 100, 2}				biggol
{10, 10, 100, 3}				baggol
{10, 10, 100, 4}				beegol
{10, 10, 100, 5}				bigol
{10, 10, 100, 6}				boggol
{10, 10, 100, 7}				bagol
{10, 10, 10, 10}				quadridecal
{10, 10, 10, 100}				troogol
{10, 10, 10, 10, 100}				quadroogol
{10, 10, 10, 10, 10, 100}				quintoogol
{10, 10, 10, 10, 10, 10, 100}				sextoogol
{10, 10, 10, 10, 10, 10, 10, 100}				septoogol
{10, 10, 10, 10, 10, 10, 10, 10, 100}				octoogol
{10, 10, 10, 10, 10, 10, 10, 10, 10, 100}				nonoogol
{10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 100}				decoogol
{10, 100[2]2}				goobol
{10, 100, 2[2]2}				gootrol
{10, 100, 3[2]2}				gooquadrol
{10, 100, 4[2]2}				gooquintol
{10, 100, 5[2]2}				goosextol
{10, 100, 6[2]2}				gooseptol
{10, 100, 7[2]2}				goooctol
{10, 100, 8[2]2}				goononol
{10, 100, 9[2]2}				goodecol
{10, 100, 99[2]2}				goocentol
{10, 100, 999[2]2}				goomillol
{10, 100, 999999[2]2}				goomicroll
{10, 100, 999999999[2]2}				goonanol
{10, 100, 999999999999[2]2}				goopicol
{10, 100, (1015-1)[2]2}				goofemtol
{10, 100, (1018-1)[2]2}				gooattol
{10, 100, (1021-1)[2]2}				goozeptol
{10, 100, (1024-1)[2]2}				gooyoctol
100^^100&10				kungulus
TREE(3)
SSCG(3)
200?				BIGG
(L100, 10)10, 100				meameamealokkapoowa
D5(99)				loader's number
Rayo(7339)
Rayo(10100)				Rayo's number
FOOT10(10100)				BIG FOOT
∞				infinity

Further reading

• Names of large numbers