Q: Is 109,665 a Prime Number?

A: No, 109,665 is not a prime number.

Why is 109,665 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 109665 can be evenly divided by 1 3 5 9 15 45 2,437 7,311 12,185 21,933 36,555 and 109,665, with no remainder.

Since 109,665 cannot be divided by just 1 and 109,665, it is not a prime number.

Number	109,663	109,664	109,666	109,667
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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