Q: Is 1,345,968 a Composite Number?

Why is 1,345,968 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 1,345,968 can be evenly divided by 1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 208 234 312 468 624 719 936 1,438 1,872 2,157 2,876 4,314 5,752 6,471 8,628 9,347 11,504 12,942 17,256 18,694 25,884 28,041 34,512 37,388 51,768 56,082 74,776 84,123 103,536 112,164 149,552 168,246 224,328 336,492 448,656 672,984 and 1,345,968, with no remainder.

Since 1,345,968 cannot be divided by just 1 and 1,345,968, 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).