Q: Is 1,125,280 a Composite Number?

Why is 1,125,280 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 1,125,280 can be evenly divided by 1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 208 260 416 520 541 1,040 1,082 2,080 2,164 2,705 4,328 5,410 7,033 8,656 10,820 14,066 17,312 21,640 28,132 35,165 43,280 56,264 70,330 86,560 112,528 140,660 225,056 281,320 562,640 and 1,125,280, with no remainder.

Since 1,125,280 cannot be divided by just 1 and 1,125,280, 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).