Q: Is 1,389,168 a Composite Number?

Why is 1,389,168 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 1,389,168 can be evenly divided by 1 2 3 4 6 8 9 11 12 16 18 22 24 33 36 44 48 66 72 88 99 132 144 176 198 264 396 528 792 877 1,584 1,754 2,631 3,508 5,262 7,016 7,893 9,647 10,524 14,032 15,786 19,294 21,048 28,941 31,572 38,588 42,096 57,882 63,144 77,176 86,823 115,764 126,288 154,352 173,646 231,528 347,292 463,056 694,584 and 1,389,168, with no remainder.

Since 1,389,168 cannot be divided by just 1 and 1,389,168, 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).