Q: Is 39,966,720 a Composite Number?

Why is 39,966,720 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 39,966,720 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 512 640 768 960 1,024 1,280 1,301 1,536 1,920 2,048 2,560 2,602 3,072 3,840 3,903 5,120 5,204 6,144 6,505 7,680 7,806 10,240 10,408 13,010 15,360 15,612 19,515 20,816 26,020 30,720 31,224 39,030 41,632 52,040 62,448 78,060 83,264 104,080 124,896 156,120 166,528 208,160 249,792 312,240 333,056 416,320 499,584 624,480 666,112 832,640 999,168 1,248,960 1,332,224 1,665,280 1,998,336 2,497,920 2,664,448 3,330,560 3,996,672 4,995,840 6,661,120 7,993,344 9,991,680 13,322,240 19,983,360 and 39,966,720, with no remainder.

Since 39,966,720 cannot be divided by just 1 and 39,966,720, 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).