Q: Is 1,128,640 a Composite Number?

Why is 1,128,640 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 1,128,640 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 3,527 7,054 14,108 17,635 28,216 35,270 56,432 70,540 112,864 141,080 225,728 282,160 564,320 and 1,128,640, with no remainder.

Since 1,128,640 cannot be divided by just 1 and 1,128,640, 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).