Q: Is 126,720 a Composite Number?

Why is 126,720 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 126,720 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 60 64 66 72 80 88 90 96 99 110 120 128 132 144 160 165 176 180 192 198 220 240 256 264 288 320 330 352 360 384 396 440 480 495 528 576 640 660 704 720 768 792 880 960 990 1,056 1,152 1,280 1,320 1,408 1,440 1,584 1,760 1,920 1,980 2,112 2,304 2,640 2,816 2,880 3,168 3,520 3,840 3,960 4,224 5,280 5,760 6,336 7,040 7,920 8,448 10,560 11,520 12,672 14,080 15,840 21,120 25,344 31,680 42,240 63,360 and 126,720, with no remainder.

Since 126,720 cannot be divided by just 1 and 126,720, 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).