Q: Is 121,145,142 a Prime Number?

 A: No, 121,145,142 is not a prime number.

Why is 121,145,142 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 121145142 can be evenly divided by 1 2 3 6 20,190,857 40,381,714 60,572,571 and 121,145,142, with no remainder.

Since 121,145,142 cannot be divided by just 1 and 121,145,142, it is not a prime number.


More Examples

Number 121,145,140121,145,141121,145,143121,145,144
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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