Q: Is 109,142 a Prime Number?

A: No, 109,142 is not a prime number.

Why is 109,142 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 109142 can be evenly divided by 1 2 11 22 41 82 121 242 451 902 1,331 2,662 4,961 9,922 54,571 and 109,142, with no remainder.

Since 109,142 cannot be divided by just 1 and 109,142, it is not a prime number.

Number	109,140	109,141	109,143	109,144
Prime?	no	yes	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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