Q: Is 401,983 a Prime Number?

A: No, 401,983 is not a prime number.

Why is 401,983 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 401983 can be evenly divided by 1 19 21,157 and 401,983, with no remainder.

Since 401,983 cannot be divided by just 1 and 401,983, it is not a prime number.

Number	401,981	401,982	401,984	401,985
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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