Q: Is 21,672,001 a Prime Number?

 A: No, 21,672,001 is not a prime number.

Why is 21,672,001 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 21672001 can be evenly divided by 1 13 1,667,077 and 21,672,001, with no remainder.

Since 21,672,001 cannot be divided by just 1 and 21,672,001, it is not a prime number.


More Examples

Number 21,671,99921,672,00021,672,00221,672,003
Prime? yesnonono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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