Q: Is 123,838 a Prime Number?

A: No, 123,838 is not a prime number.

Why is 123,838 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 123838 can be evenly divided by 1 2 11 13 22 26 143 286 433 866 4,763 5,629 9,526 11,258 61,919 and 123,838, with no remainder.

Since 123,838 cannot be divided by just 1 and 123,838, it is not a prime number.

Number	123,836	123,837	123,839	123,840
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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