Q: Is 1,128,123 a Composite Number?

Why is 1,128,123 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 1,128,123 can be evenly divided by 1 3 9 163 489 769 1,467 2,307 6,921 125,347 376,041 and 1,128,123, with no remainder.

Since 1,128,123 cannot be divided by just 1 and 1,128,123, 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).