双子素数

Japanese

Kanji in this term
双	子	素	数
ふた Grade: S	こ > ご Grade: 1	そ Grade: 5	すう Grade: 2
kun’yomi		kan’on	kan’yōon

Alternative spelling
雙子素數 (kyūjitai)

Etymology

From 双(ふた)子(ご) (futago) + 素(そ)数(すう) (sosū).

Pronunciation

• (Tokyo) ふたごそ​すう [fùtágósóꜜsùù] (Nakadaka – [4])
• IPA^(key): [ɸɯ̟ᵝta̠ɡo̞so̞sɨᵝː]

Noun

双(ふた)子(ご)素(そ)数(すう) • (futagososū) 

1. (number theory) twin prime, a prime number that is either 2 less or 2 more than another prime number, such as 3 and 5