Q: Is 672,021 a Prime Number?

A: No, 672,021 is not a prime number.

Why is 672,021 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 672021 can be evenly divided by 1 3 7 9 21 63 10,667 32,001 74,669 96,003 224,007 and 672,021, with no remainder.

Since 672,021 cannot be divided by just 1 and 672,021, it is not a prime number.

Number	672,019	672,020	672,022	672,023
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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