Q: Is 11,111,001 a Prime Number?

 A: No, 11,111,001 is not a prime number.

Why is 11,111,001 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 11111001 can be evenly divided by 1 3 11 23 33 69 253 759 14,639 43,917 161,029 336,697 483,087 1,010,091 3,703,667 and 11,111,001, with no remainder.

Since 11,111,001 cannot be divided by just 1 and 11,111,001, it is not a prime number.


More Examples

Number 11,110,99911,111,00011,111,00211,111,003
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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