Q: Is 100,909 a Prime Number?

A: No, 100,909 is not a prime number.

Why is 100,909 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 100909 can be evenly divided by 1 19 47 113 893 2,147 5,311 and 100,909, with no remainder.

Since 100,909 cannot be divided by just 1 and 100,909, it is not a prime number.

Number	100,907	100,908	100,910	100,911
Prime?	yes	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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