Is 39 prime or composite?

To determine if 39 is a prime number or a composite number, we simply look at the factors for 39.

If the factors of 39 are only 39 and 1, then we know that 39 is a prime number. Otherwise, 39 is a composite number.

To explain better, if 39 is only divisible by 1 and 39, then it is a prime number, and if 39 is divisible by more than 39 and 1, then it is a composite number.

The factors of 39 are as follows:

1, 3, 13, 39

Therefore, since 39 is divisible by more than one and itself, the answer to the question "Is 39 prime or composite?" is highlighted in blue below.


Is 40 prime or composite?
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