Q: Is 2,121,201 a Composite Number?

Why is 2,121,201 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 2,121,201 can be evenly divided by 1 3 9 27 251 313 753 939 2,259 2,817 6,777 8,451 78,563 235,689 707,067 and 2,121,201, with no remainder.

Since 2,121,201 cannot be divided by just 1 and 2,121,201, 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).