Q: Is 2,135,445 a Composite Number?

Why is 2,135,445 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 2,135,445 can be evenly divided by 1 3 5 13 15 39 47 65 141 195 233 235 611 699 705 1,165 1,833 3,029 3,055 3,495 9,087 9,165 10,951 15,145 32,853 45,435 54,755 142,363 164,265 427,089 711,815 and 2,135,445, with no remainder.

Since 2,135,445 cannot be divided by just 1 and 2,135,445, 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).