Q: Is 324,720 a Composite Number?

Why is 324,720 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 324,720 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 33 36 40 41 44 45 48 55 60 66 72 80 82 88 90 99 110 120 123 132 144 164 165 176 180 198 205 220 240 246 264 328 330 360 369 396 410 440 451 492 495 528 615 656 660 720 738 792 820 880 902 984 990 1,230 1,320 1,353 1,476 1,584 1,640 1,804 1,845 1,968 1,980 2,255 2,460 2,640 2,706 2,952 3,280 3,608 3,690 3,960 4,059 4,510 4,920 5,412 5,904 6,765 7,216 7,380 7,920 8,118 9,020 9,840 10,824 13,530 14,760 16,236 18,040 20,295 21,648 27,060 29,520 32,472 36,080 40,590 54,120 64,944 81,180 108,240 162,360 and 324,720, with no remainder.

Since 324,720 cannot be divided by just 1 and 324,720, 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).