Q: Is 6,881,680 a Composite Number?

Why is 6,881,680 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 6,881,680 can be evenly divided by 1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 169 208 260 338 509 520 676 845 1,018 1,040 1,352 1,690 2,036 2,545 2,704 3,380 4,072 5,090 6,617 6,760 8,144 10,180 13,234 13,520 20,360 26,468 33,085 40,720 52,936 66,170 86,021 105,872 132,340 172,042 264,680 344,084 430,105 529,360 688,168 860,210 1,376,336 1,720,420 3,440,840 and 6,881,680, with no remainder.

Since 6,881,680 cannot be divided by just 1 and 6,881,680, 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).