Q: Is 121,242,243 a Prime Number?

 A: No, 121,242,243 is not a prime number.

Why is 121,242,243 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 121242243 can be evenly divided by 1 3 29 87 1,393,589 4,180,767 40,414,081 and 121,242,243, with no remainder.

Since 121,242,243 cannot be divided by just 1 and 121,242,243, it is not a prime number.


More Examples

Number 121,242,241121,242,242121,242,244121,242,245
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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