Q: Is 21,202,203 a Composite Number?

Why is 21,202,203 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 21,202,203 can be evenly divided by 1 3 11 33 89 267 979 2,937 7,219 21,657 79,409 238,227 642,491 1,927,473 7,067,401 and 21,202,203, with no remainder.

Since 21,202,203 cannot be divided by just 1 and 21,202,203, 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).