Q: Is 2,005,520 a Composite Number?

Why is 2,005,520 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 2,005,520 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 40 43 44 53 55 80 86 88 106 110 172 176 212 215 220 265 344 424 430 440 473 530 583 688 848 860 880 946 1,060 1,166 1,720 1,892 2,120 2,279 2,332 2,365 2,915 3,440 3,784 4,240 4,558 4,664 4,730 5,830 7,568 9,116 9,328 9,460 11,395 11,660 18,232 18,920 22,790 23,320 25,069 36,464 37,840 45,580 46,640 50,138 91,160 100,276 125,345 182,320 200,552 250,690 401,104 501,380 1,002,760 and 2,005,520, with no remainder.

Since 2,005,520 cannot be divided by just 1 and 2,005,520, 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).