Q: Is 316,509 a Prime Number?

A: No, 316,509 is not a prime number.

Why is 316,509 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 316509 can be evenly divided by 1 3 105,503 and 316,509, with no remainder.

Since 316,509 cannot be divided by just 1 and 316,509, it is not a prime number.

Number	316,507	316,508	316,510	316,511
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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