Q: Is 21,507,728 a Composite Number?

 A: Yes, 21,507,728 is a composite number.

Why is 21,507,728 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 21,507,728 can be evenly divided by 1 2 4 8 11 16 22 44 88 176 122,203 244,406 488,812 977,624 1,344,233 1,955,248 2,688,466 5,376,932 10,753,864 and 21,507,728, with no remainder.

Since 21,507,728 cannot be divided by just 1 and 21,507,728, it is a composite number.


More Examples

Number 21,507,72621,507,72721,507,72921,507,730
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

Explore more about the number 21,507,728:


Ask a Question