Q: Is 391,639 a Composite Number?

 A: No, 391,639 is not a composite number; it is a prime number.

Why is 391,639 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 391,639 can be evenly divided by 1 and 391,639, with no remainder.

Since 391,639 can be divided by just 1 and 391,639, it is not a composite number.


More Examples

Number 391,637391,638391,640391,641
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 391,639:


Ask a Question