Q: Is 100,018 a Prime Number?

A: No, 100,018 is not a prime number.

Why is 100,018 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 100018 can be evenly divided by 1 2 43 86 1,163 2,326 50,009 and 100,018, with no remainder.

Since 100,018 cannot be divided by just 1 and 100,018, it is not a prime number.

Number	100,016	100,017	100,019	100,020
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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