Q: Is 1,312,272 a Composite Number?

Why is 1,312,272 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 1,312,272 can be evenly divided by 1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 208 234 312 468 624 701 936 1,402 1,872 2,103 2,804 4,206 5,608 6,309 8,412 9,113 11,216 12,618 16,824 18,226 25,236 27,339 33,648 36,452 50,472 54,678 72,904 82,017 100,944 109,356 145,808 164,034 218,712 328,068 437,424 656,136 and 1,312,272, with no remainder.

Since 1,312,272 cannot be divided by just 1 and 1,312,272, 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).