Q: Is 7,122,157 a Composite Number?

Why is 7,122,157 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 7,122,157 can be evenly divided by 1 7 23 31 161 217 713 1,427 4,991 9,989 32,821 44,237 229,747 309,659 1,017,451 and 7,122,157, with no remainder.

Since 7,122,157 cannot be divided by just 1 and 7,122,157, 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).