Q: Is 810,216 a Composite Number?

Why is 810,216 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 810,216 can be evenly divided by 1 2 3 4 6 8 9 11 12 18 22 24 27 31 33 36 44 54 62 66 72 88 93 99 108 121 124 132 186 198 216 242 248 264 279 297 341 363 372 396 484 558 594 682 726 744 792 837 968 1,023 1,089 1,116 1,188 1,364 1,452 1,674 2,046 2,178 2,232 2,376 2,728 2,904 3,069 3,267 3,348 3,751 4,092 4,356 6,138 6,534 6,696 7,502 8,184 8,712 9,207 11,253 12,276 13,068 15,004 18,414 22,506 24,552 26,136 30,008 33,759 36,828 45,012 67,518 73,656 90,024 101,277 135,036 202,554 270,072 405,108 and 810,216, with no remainder.

Since 810,216 cannot be divided by just 1 and 810,216, 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).