Q: Is 1,381,968 a Composite Number?

Why is 1,381,968 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 1,381,968 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 54 56 63 72 84 108 112 126 144 168 189 216 252 336 378 432 457 504 756 914 1,008 1,371 1,512 1,828 2,742 3,024 3,199 3,656 4,113 5,484 6,398 7,312 8,226 9,597 10,968 12,339 12,796 16,452 19,194 21,936 24,678 25,592 28,791 32,904 38,388 49,356 51,184 57,582 65,808 76,776 86,373 98,712 115,164 153,552 172,746 197,424 230,328 345,492 460,656 690,984 and 1,381,968, with no remainder.

Since 1,381,968 cannot be divided by just 1 and 1,381,968, 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).