Q: Is 3,128,785 a Composite Number?

Why is 3,128,785 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 3,128,785 can be evenly divided by 1 5 11 55 163 349 815 1,745 1,793 3,839 8,965 19,195 56,887 284,435 625,757 and 3,128,785, with no remainder.

Since 3,128,785 cannot be divided by just 1 and 3,128,785, 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).