Q: Is 12,120,660 a Composite Number?

Why is 12,120,660 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 12,120,660 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 17 18 20 30 34 36 45 51 60 68 85 90 102 153 170 180 204 233 255 289 306 340 466 510 578 612 699 765 867 932 1,020 1,156 1,165 1,398 1,445 1,530 1,734 2,097 2,330 2,601 2,796 2,890 3,060 3,468 3,495 3,961 4,194 4,335 4,660 5,202 5,780 6,990 7,922 8,388 8,670 10,404 10,485 11,883 13,005 13,980 15,844 17,340 19,805 20,970 23,766 26,010 35,649 39,610 41,940 47,532 52,020 59,415 67,337 71,298 79,220 118,830 134,674 142,596 178,245 202,011 237,660 269,348 336,685 356,490 404,022 606,033 673,370 712,980 808,044 1,010,055 1,212,066 1,346,740 2,020,110 2,424,132 3,030,165 4,040,220 6,060,330 and 12,120,660, with no remainder.

Since 12,120,660 cannot be divided by just 1 and 12,120,660, 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).