Q: Is 500,401 a Prime Number?

A: No, 500,401 is not a prime number.

Why is 500,401 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 500401 can be evenly divided by 1 11 45,491 and 500,401, with no remainder.

Since 500,401 cannot be divided by just 1 and 500,401, it is not a prime number.

Number	500,399	500,400	500,402	500,403
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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