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Since the only factors of 19 are 1 and 19, it is a prime number.

A Prime number is a number with two and only two factors: 1 (also known as unity) and itself. A composite number is a number with more than two factors.

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19 is a prime number - it is divisible evenly only by 1 and itself.

It is a prime.

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Q: Is 19 prime or composite

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7654321 is a multiple of 19.

13 and 19 are prime. 33 and 45 are composite.

no- 19 is prime which means it has no proper divisors.

19 is a prime 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.

133 is composite. Its factors are 1 7 19, and 133.

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160 is a composite no. and 19 is a prime no.

19 is prime, 1 is neither prime nor composite.

One is prime, the other two are composite.

19 is a prime number

19 is prime the only numebr that is neither prime or composite is 1

19 is prime.

It is a prime.

Is 19 a composite or prime factor

21 is composite. 19 and 23 are prime.

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.

19 is a prime number.

231517 is composite number. 19 is a prime number.