Q: Is 8,711,680 a Composite Number?

Why is 8,711,680 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 8,711,680 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 41 64 80 82 83 128 160 164 166 205 256 320 328 332 410 415 512 640 656 664 820 830 1,280 1,312 1,328 1,640 1,660 2,560 2,624 2,656 3,280 3,320 3,403 5,248 5,312 6,560 6,640 6,806 10,496 10,624 13,120 13,280 13,612 17,015 20,992 21,248 26,240 26,560 27,224 34,030 42,496 52,480 53,120 54,448 68,060 104,960 106,240 108,896 136,120 212,480 217,792 272,240 435,584 544,480 871,168 1,088,960 1,742,336 2,177,920 4,355,840 and 8,711,680, with no remainder.

Since 8,711,680 cannot be divided by just 1 and 8,711,680, 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).