Q: Is 121,123,221 a Composite Number?

 A: Yes, 121,123,221 is a composite number.

Why is 121,123,221 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 121,123,221 can be evenly divided by 1 3 23 69 97 291 2,231 6,693 18,097 54,291 416,231 1,248,693 1,755,409 5,266,227 40,374,407 and 121,123,221, with no remainder.

Since 121,123,221 cannot be divided by just 1 and 121,123,221, it is a composite number.


More Examples

Number 121,123,219121,123,220121,123,222121,123,223
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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