Q: Is 216,216 a Composite Number?

Why is 216,216 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 216,216 can be evenly divided by 1 2 3 4 6 7 8 9 11 12 13 14 18 21 22 24 26 27 28 33 36 39 42 44 52 54 56 63 66 72 77 78 84 88 91 99 104 108 117 126 132 143 154 156 168 182 189 198 216 231 234 252 264 273 286 297 308 312 351 364 378 396 429 462 468 504 546 572 594 616 693 702 728 756 792 819 858 924 936 1,001 1,092 1,144 1,188 1,287 1,386 1,404 1,512 1,638 1,716 1,848 2,002 2,079 2,184 2,376 2,457 2,574 2,772 2,808 3,003 3,276 3,432 3,861 4,004 4,158 4,914 5,148 5,544 6,006 6,552 7,722 8,008 8,316 9,009 9,828 10,296 12,012 15,444 16,632 18,018 19,656 24,024 27,027 30,888 36,036 54,054 72,072 108,108 and 216,216, with no remainder.

Since 216,216 cannot be divided by just 1 and 216,216, 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).