Q: Is 21,089 a Composite Number?

 A: No, 21,089 is not a composite number; it is a prime number.

Why is 21,089 not 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 21,089 can be evenly divided by 1 and 21,089, with no remainder.

Since 21,089 can be divided by just 1 and 21,089, it is not a composite number.


More Examples

Number 21,08721,08821,09021,091
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 21,089:


Ask a Question