Q: Is 2,391,168 a Composite Number?

Why is 2,391,168 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 2,391,168 can be evenly divided by 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 128 156 192 208 312 384 416 479 624 832 958 1,248 1,437 1,664 1,916 2,496 2,874 3,832 4,992 5,748 6,227 7,664 11,496 12,454 15,328 18,681 22,992 24,908 30,656 37,362 45,984 49,816 61,312 74,724 91,968 99,632 149,448 183,936 199,264 298,896 398,528 597,792 797,056 1,195,584 and 2,391,168, with no remainder.

Since 2,391,168 cannot be divided by just 1 and 2,391,168, 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).