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合成数 (ごうせいすう) Japanese meaning | Kotomora

合ごう成せい数すう

ご

う

せ

い

す

う

Meanings

1

noun

composite number

mathematics

A positive integer that has at least one divisor other than 1 and itself. Used in number theory and elementary mathematics.

4は最さい小しょうの合ごう成せい数すうです。
4 is the smallest composite number.
素そ数すうと合ごう成せい数すうの違ちがい

を

説せつ

明めい

し

て

ください

。

Please explain the difference between prime numbers and composite numbers.

Kanji

合fit, suit, join
成turn into, become, get
数number, strength, fate

Similar words

素そ数すう
素数 is a prime number, which has exactly two distinct positive divisors (1 and itself), while 合成数 is a composite number with more than two divisors.

Etymology

Compound of 合成 (gōsei, 'composition, synthesis') and 数 (sū, 'number'), literally 'composite number'. The term is a direct calque from English or other Western mathematical terminology.