No, 19 is a Prime number because it can only be multiplied by 2 factors which are 1 and 19. A composite number needs 3 factors.
231517 is composite number. 19 is a prime number.
19 is prime.
19 is a prime number.
19 is prime the only numebr that is neither prime or composite is 1
19 is a prime number. Its only factors are 1 and 19. 21 is a composite number. Its factors are 1, 3, 7, and 21. 23 is a prime number. Its only factors are 1 and 23.
231517 is composite number. 19 is a prime number.
19 is prime.
It is divisible by 19, so it is composite.
19 is a prime number.
38 is a composite number
21 is composite.
19 is prime the only numebr that is neither prime or composite is 1
19 is a prime number
15 is composite number 17, 19 and 23 are prime numbers.
No, 19 is prime. A composite number needs to have 3 or more factors. 19 has only 2 factors, 1 and itself, which makes it prime.
13 and 19 are prime. 33 and 45 are composite.
Composite (11 x 19).209 is a composite number. 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.