Q: Is 39,128,805 a Composite Number?

Why is 39,128,805 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 39,128,805 can be evenly divided by 1 3 5 9 15 27 45 135 289,843 869,529 1,449,215 2,608,587 4,347,645 7,825,761 13,042,935 and 39,128,805, with no remainder.

Since 39,128,805 cannot be divided by just 1 and 39,128,805, 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).