Q: Is 121,135,428 a Composite Number?

Why is 121,135,428 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 121,135,428 can be evenly divided by 1 2 3 4 6 9 12 18 36 3,364,873 6,729,746 10,094,619 13,459,492 20,189,238 30,283,857 40,378,476 60,567,714 and 121,135,428, with no remainder.

Since 121,135,428 cannot be divided by just 1 and 121,135,428, 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).