Q: Is 100,111,111 a Prime Number?

 A: No, 100,111,111 is not a prime number.

Why is 100,111,111 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 100111111 can be evenly divided by 1 23 1,223 3,559 28,129 81,857 4,352,657 and 100,111,111, with no remainder.

Since 100,111,111 cannot be divided by just 1 and 100,111,111, it is not a prime number.


More Examples

Number 100,111,109100,111,110100,111,112100,111,113
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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