Q: Is 722,520 a Composite Number?

Why is 722,520 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 722,520 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 81 90 108 120 135 162 180 216 223 270 324 360 405 446 540 648 669 810 892 1,080 1,115 1,338 1,620 1,784 2,007 2,230 2,676 3,240 3,345 4,014 4,460 5,352 6,021 6,690 8,028 8,920 10,035 12,042 13,380 16,056 18,063 20,070 24,084 26,760 30,105 36,126 40,140 48,168 60,210 72,252 80,280 90,315 120,420 144,504 180,630 240,840 361,260 and 722,520, with no remainder.

Since 722,520 cannot be divided by just 1 and 722,520, 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).