Q: Is 231,123,405 a Composite Number?

 A: Yes, 231,123,405 is a composite number.

Why is 231,123,405 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 231,123,405 can be evenly divided by 1 3 5 15 163 489 815 2,445 94,529 283,587 472,645 1,417,935 15,408,227 46,224,681 77,041,135 and 231,123,405, with no remainder.

Since 231,123,405 cannot be divided by just 1 and 231,123,405, it is a composite number.


More Examples

Number 231,123,403231,123,404231,123,406231,123,407
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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