Q: Is 840,672 a Composite Number?

Why is 840,672 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 840,672 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 96 108 112 126 139 144 168 189 216 224 252 278 288 336 378 417 432 504 556 672 756 834 864 973 1,008 1,112 1,251 1,512 1,668 1,946 2,016 2,224 2,502 2,919 3,024 3,336 3,753 3,892 4,448 5,004 5,838 6,048 6,672 7,506 7,784 8,757 10,008 11,676 13,344 15,012 15,568 17,514 20,016 23,352 26,271 30,024 31,136 35,028 40,032 46,704 52,542 60,048 70,056 93,408 105,084 120,096 140,112 210,168 280,224 420,336 and 840,672, with no remainder.

Since 840,672 cannot be divided by just 1 and 840,672, 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).