Q: Is 2,128,635 a Composite Number?

Why is 2,128,635 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 2,128,635 can be evenly divided by 1 3 5 9 15 45 47,303 141,909 236,515 425,727 709,545 and 2,128,635, with no remainder.

Since 2,128,635 cannot be divided by just 1 and 2,128,635, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).