Q: Is 9,873 a Prime Number?

A: No, 9,873 is not a prime number.

Why is 9,873 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 9873 can be evenly divided by 1 3 9 1,097 3,291 and 9,873, with no remainder.

Since 9,873 cannot be divided by just 1 and 9,873, it is not a prime number.

Number	9,871	9,872	9,874	9,875
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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