Q: Is 12,862,720 a Composite Number?

Why is 12,862,720 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 12,862,720 can be evenly divided by 1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 208 256 260 320 416 520 640 773 832 1,040 1,280 1,546 1,664 2,080 3,092 3,328 3,865 4,160 6,184 7,730 8,320 10,049 12,368 15,460 16,640 20,098 24,736 30,920 40,196 49,472 50,245 61,840 80,392 98,944 100,490 123,680 160,784 197,888 200,980 247,360 321,568 401,960 494,720 643,136 803,920 989,440 1,286,272 1,607,840 2,572,544 3,215,680 6,431,360 and 12,862,720, with no remainder.

Since 12,862,720 cannot be divided by just 1 and 12,862,720, 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).