Q: Is 1,418,312 a Composite Number?

Why is 1,418,312 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 1,418,312 can be evenly divided by 1 2 4 7 8 14 19 28 31 38 43 56 62 76 86 124 133 152 172 217 248 266 301 344 434 532 589 602 817 868 1,064 1,178 1,204 1,333 1,634 1,736 2,356 2,408 2,666 3,268 4,123 4,712 5,332 5,719 6,536 8,246 9,331 10,664 11,438 16,492 18,662 22,876 25,327 32,984 37,324 45,752 50,654 74,648 101,308 177,289 202,616 354,578 709,156 and 1,418,312, with no remainder.

Since 1,418,312 cannot be divided by just 1 and 1,418,312, 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).