Q: Is 42,135,231 a Prime Number?

 A: No, 42,135,231 is not a prime number.

Why is 42,135,231 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 42135231 can be evenly divided by 1 3 17 29 31 51 87 93 493 527 899 919 1,479 1,581 2,697 2,757 15,283 15,623 26,651 28,489 45,849 46,869 79,953 85,467 453,067 484,313 826,181 1,359,201 1,452,939 2,478,543 14,045,077 and 42,135,231, with no remainder.

Since 42,135,231 cannot be divided by just 1 and 42,135,231, it is not a prime number.


More Examples

Number 42,135,22942,135,23042,135,23242,135,233
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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