Q: Is 21,715 a Composite Number?

 A: Yes, 21,715 is a composite number.

Why is 21,715 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 21,715 can be evenly divided by 1 5 43 101 215 505 4,343 and 21,715, with no remainder.

Since 21,715 cannot be divided by just 1 and 21,715, it is a composite number.


More Examples

Number 21,71321,71421,71621,717
Composite? noyesyesyes
  • 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 21,715:


Ask a Question