Q: Is 9,640 a Prime Number?

A: No, 9,640 is not a prime number.

Why is 9,640 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 9640 can be evenly divided by 1 2 4 5 8 10 20 40 241 482 964 1,205 1,928 2,410 4,820 and 9,640, with no remainder.

Since 9,640 cannot be divided by just 1 and 9,640, it is not a prime number.

Number	9,638	9,639	9,641	9,642
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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