Q: Is 225 a Prime Number?

 A: No, 225 is not a prime number.

Why is 225 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 225 can be evenly divided by 1 3 5 9 15 25 45 75 and 225, with no remainder.

Since 225 cannot be divided by just 1 and 225, it is not a prime number.


More Examples

Number 223224226227
Prime? yesnonoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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