Q: Is 121,015,457 a Prime Number?

 A: Yes, 121,015,457 is a prime number.

Why is 121,015,457 a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 121015457 can be evenly divided by 1 and 121,015,457, with no remainder.

Since 121,015,457 can be divided by just 1 and 121,015,457, it is a prime number.


More Examples

Number 121,015,455121,015,456121,015,458121,015,459
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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