Q: Is 1,155,168 a Composite Number?

Why is 1,155,168 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 1,155,168 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 72 84 96 108 112 126 144 168 189 191 216 224 252 288 336 378 382 432 504 573 672 756 764 864 1,008 1,146 1,337 1,512 1,528 1,719 2,016 2,292 2,674 3,024 3,056 3,438 4,011 4,584 5,157 5,348 6,048 6,112 6,876 8,022 9,168 10,314 10,696 12,033 13,752 16,044 18,336 20,628 21,392 24,066 27,504 32,088 36,099 41,256 42,784 48,132 55,008 64,176 72,198 82,512 96,264 128,352 144,396 165,024 192,528 288,792 385,056 577,584 and 1,155,168, with no remainder.

Since 1,155,168 cannot be divided by just 1 and 1,155,168, 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).