Q: Is 121,488,021 a Prime Number?

 A: No, 121,488,021 is not a prime number.

Why is 121,488,021 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 121488021 can be evenly divided by 1 3 9 59 109 177 327 531 981 2,099 6,297 6,431 18,891 19,293 57,879 123,841 228,791 371,523 686,373 1,114,569 2,059,119 13,498,669 40,496,007 and 121,488,021, with no remainder.

Since 121,488,021 cannot be divided by just 1 and 121,488,021, it is not a prime number.


More Examples

Number 121,488,019121,488,020121,488,022121,488,023
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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