Q: Is 80,020 a Prime Number?

A: No, 80,020 is not a prime number.

Why is 80,020 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 80020 can be evenly divided by 1 2 4 5 10 20 4,001 8,002 16,004 20,005 40,010 and 80,020, with no remainder.

Since 80,020 cannot be divided by just 1 and 80,020, it is not a prime number.

Number	80,018	80,019	80,021	80,022
Prime?	no	no	yes	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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