Factors can be prime or composite. The factors of 30 are 1,2,3,5,6,10,15 and 30.
Of these, 3 and 5 are prime. The rest are composite except for 1, which is neither.
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There is not such a thing as a composite prime number. A prime number has exactly two factors. A composite number has more than two factors.
Some factors are prime numbers, some are composite.
Yes. Composite numbers can be written as the product of prime factors.
1 and any factors that are themselves composite since none of these are prime.
Composite. Its prime factors are 2×2×7.