Q: Is 7,777,380 a Composite Number?

Why is 7,777,380 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 7,777,380 can be evenly divided by 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 59 60 65 78 118 130 156 169 177 195 236 260 295 338 354 390 507 590 676 708 767 780 845 885 1,014 1,180 1,534 1,690 1,770 2,028 2,197 2,301 2,535 3,068 3,380 3,540 3,835 4,394 4,602 5,070 6,591 7,670 8,788 9,204 9,971 10,140 10,985 11,505 13,182 15,340 19,942 21,970 23,010 26,364 29,913 32,955 39,884 43,940 46,020 49,855 59,826 65,910 99,710 119,652 129,623 131,820 149,565 199,420 259,246 299,130 388,869 518,492 598,260 648,115 777,738 1,296,230 1,555,476 1,944,345 2,592,460 3,888,690 and 7,777,380, with no remainder.

Since 7,777,380 cannot be divided by just 1 and 7,777,380, 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).