Q: Is 108,108 a Composite Number?

Why is 108,108 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 108,108 can be evenly divided by 1 2 3 4 6 7 9 11 12 13 14 18 21 22 26 27 28 33 36 39 42 44 52 54 63 66 77 78 84 91 99 108 117 126 132 143 154 156 182 189 198 231 234 252 273 286 297 308 351 364 378 396 429 462 468 546 572 594 693 702 756 819 858 924 1,001 1,092 1,188 1,287 1,386 1,404 1,638 1,716 2,002 2,079 2,457 2,574 2,772 3,003 3,276 3,861 4,004 4,158 4,914 5,148 6,006 7,722 8,316 9,009 9,828 12,012 15,444 18,018 27,027 36,036 54,054 and 108,108, with no remainder.

Since 108,108 cannot be divided by just 1 and 108,108, 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).