Q: Is 1,201,509 a Composite Number?

Why is 1,201,509 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 1,201,509 can be evenly divided by 1 3 9 17 51 153 7,853 23,559 70,677 133,501 400,503 and 1,201,509, with no remainder.

Since 1,201,509 cannot be divided by just 1 and 1,201,509, 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).