Q: Is 37,665 a Prime Number?

A: No, 37,665 is not a prime number.

Why is 37,665 not a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 37665 can be evenly divided by 1 3 5 9 15 27 31 45 81 93 135 155 243 279 405 465 837 1,215 1,395 2,511 4,185 7,533 12,555 and 37,665, with no remainder.

Since 37,665 cannot be divided by just 1 and 37,665, it is not a prime number.

Number	37,663	37,664	37,666	37,667
Prime?	yes	no	no	no

All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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