Q: Is 3,912,678 a Composite Number?

Why is 3,912,678 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 3,912,678 can be evenly divided by 1 2 3 6 7 9 11 14 18 21 22 27 33 42 54 63 66 77 99 126 154 189 198 231 297 378 462 594 693 941 1,386 1,882 2,079 2,823 4,158 5,646 6,587 8,469 10,351 13,174 16,938 19,761 20,702 25,407 31,053 39,522 50,814 59,283 62,106 72,457 93,159 118,566 144,914 177,849 186,318 217,371 279,477 355,698 434,742 558,954 652,113 1,304,226 1,956,339 and 3,912,678, with no remainder.

Since 3,912,678 cannot be divided by just 1 and 3,912,678, 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).