Q: Is 3,128,455 a Composite Number?

Why is 3,128,455 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 3,128,455 can be evenly divided by 1 5 11 55 121 605 5,171 25,855 56,881 284,405 625,691 and 3,128,455, with no remainder.

Since 3,128,455 cannot be divided by just 1 and 3,128,455, 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).