Q: Is 1,615,224 a Composite Number?

Why is 1,615,224 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 1,615,224 can be evenly divided by 1 2 3 4 6 8 12 13 24 26 31 39 52 62 78 93 104 124 156 167 186 248 312 334 372 403 501 668 744 806 1,002 1,209 1,336 1,612 2,004 2,171 2,418 3,224 4,008 4,342 4,836 5,177 6,513 8,684 9,672 10,354 13,026 15,531 17,368 20,708 26,052 31,062 41,416 52,104 62,124 67,301 124,248 134,602 201,903 269,204 403,806 538,408 807,612 and 1,615,224, with no remainder.

Since 1,615,224 cannot be divided by just 1 and 1,615,224, 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).