Q: Is 1,112,111 a Prime Number?

 A: No, 1,112,111 is not a prime number.

Why is 1,112,111 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 1112111 can be evenly divided by 1 7 11 13 77 91 101 121 143 707 847 1,001 1,111 1,313 1,573 7,777 9,191 11,011 12,221 14,443 85,547 101,101 158,873 and 1,112,111, with no remainder.

Since 1,112,111 cannot be divided by just 1 and 1,112,111, it is not a prime number.


More Examples

Number 1,112,1091,112,1101,112,1121,112,113
Prime? nononoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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