Q: Is 121,503 a Prime Number?

 A: No, 121,503 is not a prime number.

Why is 121,503 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 121503 can be evenly divided by 1 3 101 303 401 1,203 40,501 and 121,503, with no remainder.

Since 121,503 cannot be divided by just 1 and 121,503, it is not a prime number.


More Examples

Number 121,501121,502121,504121,505
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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