Q: Is 102,816 a Composite Number?

Why is 102,816 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 102,816 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 32 34 36 42 48 51 54 56 63 68 72 84 96 102 108 112 119 126 136 144 153 168 189 204 216 224 238 252 272 288 306 336 357 378 408 432 459 476 504 544 612 672 714 756 816 864 918 952 1,008 1,071 1,224 1,428 1,512 1,632 1,836 1,904 2,016 2,142 2,448 2,856 3,024 3,213 3,672 3,808 4,284 4,896 5,712 6,048 6,426 7,344 8,568 11,424 12,852 14,688 17,136 25,704 34,272 51,408 and 102,816, with no remainder.

Since 102,816 cannot be divided by just 1 and 102,816, 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).