Q: Is 138,388,021 a Prime Number?

 A: No, 138,388,021 is not a prime number.

Why is 138,388,021 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 138388021 can be evenly divided by 1 1,259 109,919 and 138,388,021, with no remainder.

Since 138,388,021 cannot be divided by just 1 and 138,388,021, it is not a prime number.


More Examples

Number 138,388,019138,388,020138,388,022138,388,023
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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