Q: Is 770,770 a Composite Number?

Why is 770,770 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 770,770 can be evenly divided by 1 2 5 7 10 11 13 14 22 26 35 49 55 65 70 77 91 98 110 121 130 143 154 182 242 245 286 385 455 490 539 605 637 715 770 847 910 1,001 1,078 1,210 1,274 1,430 1,573 1,694 2,002 2,695 3,146 3,185 4,235 5,005 5,390 5,929 6,370 7,007 7,865 8,470 10,010 11,011 11,858 14,014 15,730 22,022 29,645 35,035 55,055 59,290 70,070 77,077 110,110 154,154 385,385 and 770,770, with no remainder.

Since 770,770 cannot be divided by just 1 and 770,770, 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).