Q: Is 17,139 a Prime Number?

A: No, 17,139 is not a prime number.

Why is 17,139 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 17139 can be evenly divided by 1 3 29 87 197 591 5,713 and 17,139, with no remainder.

Since 17,139 cannot be divided by just 1 and 17,139, it is not a prime number.

Number	17,137	17,138	17,140	17,141
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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