Q: Is 21,112,113 a Composite Number?

 A: Yes, 21,112,113 is a composite number.

Why is 21,112,113 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 21,112,113 can be evenly divided by 1 3 11 17 33 51 187 561 37,633 112,899 413,963 639,761 1,241,889 1,919,283 7,037,371 and 21,112,113, with no remainder.

Since 21,112,113 cannot be divided by just 1 and 21,112,113, it is a composite number.


More Examples

Number 21,112,11121,112,11221,112,11421,112,115
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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