Q: Is 21,125 a Composite Number?

 A: Yes, 21,125 is a composite number.

Why is 21,125 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 21,125 can be evenly divided by 1 5 13 25 65 125 169 325 845 1,625 4,225 and 21,125, with no remainder.

Since 21,125 cannot be divided by just 1 and 21,125, it is a composite number.


More Examples

Number 21,12321,12421,12621,127
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 21,125:


Ask a Question