Q: Is 121,135,420 a Composite Number?

Why is 121,135,420 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 121,135,420 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 865,253 1,730,506 3,461,012 4,326,265 6,056,771 8,652,530 12,113,542 17,305,060 24,227,084 30,283,855 60,567,710 and 121,135,420, with no remainder.

Since 121,135,420 cannot be divided by just 1 and 121,135,420, 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).