Q: Is 2,631,680 a Composite Number?

Why is 2,631,680 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 2,631,680 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 257 320 512 514 640 1,024 1,028 1,280 1,285 2,048 2,056 2,560 2,570 4,112 5,120 5,140 8,224 10,240 10,280 16,448 20,560 32,896 41,120 65,792 82,240 131,584 164,480 263,168 328,960 526,336 657,920 1,315,840 and 2,631,680, with no remainder.

Since 2,631,680 cannot be divided by just 1 and 2,631,680, 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).