Q: Is 2,153,320 a Composite Number?

Why is 2,153,320 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 2,153,320 can be evenly divided by 1 2 4 5 8 10 13 20 26 40 41 52 65 82 101 104 130 164 202 205 260 328 404 410 505 520 533 808 820 1,010 1,066 1,313 1,640 2,020 2,132 2,626 2,665 4,040 4,141 4,264 5,252 5,330 6,565 8,282 10,504 10,660 13,130 16,564 20,705 21,320 26,260 33,128 41,410 52,520 53,833 82,820 107,666 165,640 215,332 269,165 430,664 538,330 1,076,660 and 2,153,320, with no remainder.

Since 2,153,320 cannot be divided by just 1 and 2,153,320, 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).