Composite because '7' is a factor of 1519
7)1519 = 217
Divide by '7' again
7)217 = 31
Divide by '31' ( a Prime number) / 31 = 1
So 1519 is a composite of 7 x 7 x 31 or 49 x 31
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1519 is not prime. 1519 = 7 * 7 * 31
A composite: it is divisible by 7
1,519 is a composite.
1519 is not a prime number. Its positive integer factors are 1, 7, 31, 49, 217, 1519.
4, composite. 67, prime.