Q: Is 121,407 a Prime Number?

 A: No, 121,407 is not a prime number.

Why is 121,407 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 121407 can be evenly divided by 1 3 11 13 33 39 143 283 429 849 3,113 3,679 9,339 11,037 40,469 and 121,407, with no remainder.

Since 121,407 cannot be divided by just 1 and 121,407, it is not a prime number.


More Examples

Number 121,405121,406121,408121,409
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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