Q: Is 3,138,143 a Prime Number?

 A: No, 3,138,143 is not a prime number.

Why is 3,138,143 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 3138143 can be evenly divided by 1 23 47 1,081 2,903 66,769 136,441 and 3,138,143, with no remainder.

Since 3,138,143 cannot be divided by just 1 and 3,138,143, it is not a prime number.


More Examples

Number 3,138,1413,138,1423,138,1443,138,145
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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