Q: Is 403,125,643 a Composite Number?

Why is 403,125,643 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 403,125,643 can be evenly divided by 1 31 101 199 647 3,131 6,169 20,057 20,099 65,347 128,753 623,069 2,025,757 3,991,343 13,004,053 and 403,125,643, with no remainder.

Since 403,125,643 cannot be divided by just 1 and 403,125,643, 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).