Q: Is 21,221,307 a Composite Number?

 A: Yes, 21,221,307 is a composite number.

Why is 21,221,307 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 21,221,307 can be evenly divided by 1 3 9 2,357,923 7,073,769 and 21,221,307, with no remainder.

Since 21,221,307 cannot be divided by just 1 and 21,221,307, it is a composite number.


More Examples

Number 21,221,30521,221,30621,221,30821,221,309
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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