Q: Is 3,128,750 a Composite Number?

Why is 3,128,750 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 3,128,750 can be evenly divided by 1 2 5 10 25 50 125 250 625 1,250 2,503 5,006 12,515 25,030 62,575 125,150 312,875 625,750 1,564,375 and 3,128,750, with no remainder.

Since 3,128,750 cannot be divided by just 1 and 3,128,750, 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).