Q: Is 21,456,117 a Composite Number?

 A: Yes, 21,456,117 is a composite number.

Why is 21,456,117 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 21,456,117 can be evenly divided by 1 3 9 27 59 177 531 1,593 13,469 40,407 121,221 363,663 794,671 2,384,013 7,152,039 and 21,456,117, with no remainder.

Since 21,456,117 cannot be divided by just 1 and 21,456,117, it is a composite number.


More Examples

Number 21,456,11521,456,11621,456,11821,456,119
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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