Q: Is 404,017 a Prime Number?

A: Yes, 404,017 is a prime number.

Why is 404,017 a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 404017 can be evenly divided by 1 and 404,017, with no remainder.

Since 404,017 can be divided by just 1 and 404,017, it is a prime number.

Number	404,015	404,016	404,018	404,019
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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