Q: Is 631,680 a Composite Number?

Why is 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 631,680 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 47 48 56 60 64 70 80 84 94 96 105 112 120 128 140 141 160 168 188 192 210 224 235 240 280 282 320 329 336 376 384 420 448 470 480 560 564 640 658 672 705 752 840 896 940 960 987 1,120 1,128 1,316 1,344 1,410 1,504 1,645 1,680 1,880 1,920 1,974 2,240 2,256 2,632 2,688 2,820 3,008 3,290 3,360 3,760 3,948 4,480 4,512 4,935 5,264 5,640 6,016 6,580 6,720 7,520 7,896 9,024 9,870 10,528 11,280 13,160 13,440 15,040 15,792 18,048 19,740 21,056 22,560 26,320 30,080 31,584 39,480 42,112 45,120 52,640 63,168 78,960 90,240 105,280 126,336 157,920 210,560 315,840 and 631,680, with no remainder.

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