Q: Is 945 a Prime Number?

 A: No, 945 is not a prime number.

Why is 945 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 945 can be evenly divided by 1 3 5 7 9 15 21 27 35 45 63 105 135 189 315 and 945, with no remainder.

Since 945 cannot be divided by just 1 and 945, it is not a prime number.


More Examples

Number 943944946947
Prime? nononoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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