Q: Is 2,128,820 a Composite Number?

Why is 2,128,820 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 2,128,820 can be evenly divided by 1 2 4 5 10 20 106,441 212,882 425,764 532,205 1,064,410 and 2,128,820, with no remainder.

Since 2,128,820 cannot be divided by just 1 and 2,128,820, 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).