Q: Is 666,624 a Composite Number?

Why is 666,624 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 666,624 can be evenly divided by 1 2 3 4 6 7 8 12 14 16 21 24 28 31 32 42 48 56 62 64 84 93 96 112 124 128 168 186 192 217 224 248 256 336 372 384 434 448 496 512 651 672 744 768 868 896 992 1,024 1,302 1,344 1,488 1,536 1,736 1,792 1,984 2,604 2,688 2,976 3,072 3,472 3,584 3,968 5,208 5,376 5,952 6,944 7,168 7,936 10,416 10,752 11,904 13,888 15,872 20,832 21,504 23,808 27,776 31,744 41,664 47,616 55,552 83,328 95,232 111,104 166,656 222,208 333,312 and 666,624, with no remainder.

Since 666,624 cannot be divided by just 1 and 666,624, 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).