Q: Is 1,128,816 a Composite Number?

Why is 1,128,816 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 1,128,816 can be evenly divided by 1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 67 72 78 81 104 108 117 134 144 156 162 201 208 216 234 268 312 324 351 402 432 468 536 603 624 648 702 804 871 936 1,053 1,072 1,206 1,296 1,404 1,608 1,742 1,809 1,872 2,106 2,412 2,613 2,808 3,216 3,484 3,618 4,212 4,824 5,226 5,427 5,616 6,968 7,236 7,839 8,424 9,648 10,452 10,854 13,936 14,472 15,678 16,848 20,904 21,708 23,517 28,944 31,356 41,808 43,416 47,034 62,712 70,551 86,832 94,068 125,424 141,102 188,136 282,204 376,272 564,408 and 1,128,816, with no remainder.

Since 1,128,816 cannot be divided by just 1 and 1,128,816, 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).