Q: Is 2,868,400 a Composite Number?

Why is 2,868,400 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 2,868,400 can be evenly divided by 1 2 4 5 8 10 16 20 25 40 50 71 80 100 101 142 200 202 284 355 400 404 505 568 710 808 1,010 1,136 1,420 1,616 1,775 2,020 2,525 2,840 3,550 4,040 5,050 5,680 7,100 7,171 8,080 10,100 14,200 14,342 20,200 28,400 28,684 35,855 40,400 57,368 71,710 114,736 143,420 179,275 286,840 358,550 573,680 717,100 1,434,200 and 2,868,400, with no remainder.

Since 2,868,400 cannot be divided by just 1 and 2,868,400, 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).