Q: Is 7,808,080 a Composite Number?

Why is 7,808,080 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 7,808,080 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 73 80 112 140 146 191 280 292 365 382 511 560 584 730 764 955 1,022 1,168 1,337 1,460 1,528 1,910 2,044 2,555 2,674 2,920 3,056 3,820 4,088 5,110 5,348 5,840 6,685 7,640 8,176 10,220 10,696 13,370 13,943 15,280 20,440 21,392 26,740 27,886 40,880 53,480 55,772 69,715 97,601 106,960 111,544 139,430 195,202 223,088 278,860 390,404 488,005 557,720 780,808 976,010 1,115,440 1,561,616 1,952,020 3,904,040 and 7,808,080, with no remainder.

Since 7,808,080 cannot be divided by just 1 and 7,808,080, 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).