Q: Is 870,608 a Prime Number?

A: No, 870,608 is not a prime number.

Why is 870,608 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 870608 can be evenly divided by 1 2 4 8 16 54,413 108,826 217,652 435,304 and 870,608, with no remainder.

Since 870,608 cannot be divided by just 1 and 870,608, it is not a prime number.

Number	870,606	870,607	870,609	870,610
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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