Q: Is 401,006 a Prime Number?

A: No, 401,006 is not a prime number.

Why is 401,006 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 401006 can be evenly divided by 1 2 37 74 5,419 10,838 200,503 and 401,006, with no remainder.

Since 401,006 cannot be divided by just 1 and 401,006, it is not a prime number.

Number	401,004	401,005	401,007	401,008
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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