Q: Is 21,122,042 a Composite Number?

Why is 21,122,042 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 21,122,042 can be evenly divided by 1 2 37 74 285,433 570,866 10,561,021 and 21,122,042, with no remainder.

Since 21,122,042 cannot be divided by just 1 and 21,122,042, 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).