Q: Is 121,423,131 a Prime Number?

 A: No, 121,423,131 is not a prime number.

Why is 121,423,131 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 121423131 can be evenly divided by 1 3 9 27 81 283 849 2,547 5,297 7,641 15,891 22,923 47,673 143,019 429,057 1,499,051 4,497,153 13,491,459 40,474,377 and 121,423,131, with no remainder.

Since 121,423,131 cannot be divided by just 1 and 121,423,131, it is not a prime number.


More Examples

Number 121,423,129121,423,130121,423,132121,423,133
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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