Q: Is 123,490 a Prime Number?

A: No, 123,490 is not a prime number.

Why is 123,490 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 123490 can be evenly divided by 1 2 5 10 53 106 233 265 466 530 1,165 2,330 12,349 24,698 61,745 and 123,490, with no remainder.

Since 123,490 cannot be divided by just 1 and 123,490, it is not a prime number.

Number	123,488	123,489	123,491	123,492
Prime?	no	no	yes	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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