Q: Is 861,004 a Prime Number?

A: No, 861,004 is not a prime number.

Why is 861,004 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 861004 can be evenly divided by 1 2 4 19 38 76 11,329 22,658 45,316 215,251 430,502 and 861,004, with no remainder.

Since 861,004 cannot be divided by just 1 and 861,004, it is not a prime number.

Number	861,002	861,003	861,005	861,006
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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