Q: Is 123,109 a Prime Number?

A: No, 123,109 is not a prime number.

Why is 123,109 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 123109 can be evenly divided by 1 7 43 301 409 2,863 17,587 and 123,109, with no remainder.

Since 123,109 cannot be divided by just 1 and 123,109, it is not a prime number.

Number	123,107	123,108	123,110	123,111
Prime?	no	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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