Q: Is 3,678,012 a Composite Number?

Why is 3,678,012 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 3,678,012 can be evenly divided by 1 2 3 4 6 9 12 13 18 26 29 36 39 52 58 78 87 116 117 156 174 234 261 271 348 377 468 522 542 754 813 1,044 1,084 1,131 1,508 1,626 2,262 2,439 3,252 3,393 3,523 4,524 4,878 6,786 7,046 7,859 9,756 10,569 13,572 14,092 15,718 21,138 23,577 31,436 31,707 42,276 47,154 63,414 70,731 94,308 102,167 126,828 141,462 204,334 282,924 306,501 408,668 613,002 919,503 1,226,004 1,839,006 and 3,678,012, with no remainder.

Since 3,678,012 cannot be divided by just 1 and 3,678,012, 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).