Q: Is 21,377,088 a Composite Number?

Why is 21,377,088 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 21,377,088 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 89 96 108 139 144 178 192 216 267 278 288 356 417 432 534 556 576 712 801 834 864 1,068 1,112 1,251 1,424 1,602 1,668 1,728 2,136 2,224 2,403 2,502 2,848 3,204 3,336 3,753 4,272 4,448 4,806 5,004 5,696 6,408 6,672 7,506 8,544 8,896 9,612 10,008 12,371 12,816 13,344 15,012 17,088 19,224 20,016 24,742 25,632 26,688 30,024 37,113 38,448 40,032 49,484 51,264 60,048 74,226 76,896 80,064 98,968 111,339 120,096 148,452 153,792 197,936 222,678 240,192 296,904 334,017 395,872 445,356 593,808 668,034 791,744 890,712 1,187,616 1,336,068 1,781,424 2,375,232 2,672,136 3,562,848 5,344,272 7,125,696 10,688,544 and 21,377,088, with no remainder.

Since 21,377,088 cannot be divided by just 1 and 21,377,088, 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).