Q: Is 21,201,141 a Composite Number?

Why is 21,201,141 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 21,201,141 can be evenly divided by 1 3 13 39 41 123 533 1,599 13,259 39,777 172,367 517,101 543,619 1,630,857 7,067,047 and 21,201,141, with no remainder.

Since 21,201,141 cannot be divided by just 1 and 21,201,141, 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).