Q: Is 21,678,355 a Composite Number?

 A: Yes, 21,678,355 is a composite number.

Why is 21,678,355 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 21,678,355 can be evenly divided by 1 5 83 415 52,237 261,185 4,335,671 and 21,678,355, with no remainder.

Since 21,678,355 cannot be divided by just 1 and 21,678,355, it is a composite number.


More Examples

Number 21,678,35321,678,35421,678,35621,678,357
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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