A Prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite. 19 is prime.
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∙ 10y agoWiki User
∙ 6y ago19 is prime.
160 is a composite no. and 19 is a prime no.
21 is composite. 19 and 23 are prime.
231517 is composite number. 19 is a prime number.
19 is prime, 1 is neither prime nor composite.
One is prime, the other two are composite.
7654321 is a multiple of 19.
21 is composite.
Yes its composite. 3 times 19
Composite.Composite.Composite.Composite.
No, they are three numbers, not one. 21 is composite.
133 is composite. Its factors are 1 7 19, and 133.
95 is composite, 5 goes into 95