Q: Is 13,211,660 a Composite Number?

Why is 13,211,660 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 13,211,660 can be evenly divided by 1 2 4 5 7 10 11 14 20 22 23 28 35 44 46 55 70 77 92 110 115 140 154 161 220 230 253 308 322 373 385 460 506 644 746 770 805 1,012 1,265 1,492 1,540 1,610 1,771 1,865 2,530 2,611 3,220 3,542 3,730 4,103 5,060 5,222 7,084 7,460 8,206 8,579 8,855 10,444 13,055 16,412 17,158 17,710 20,515 26,110 28,721 34,316 35,420 41,030 42,895 52,220 57,442 60,053 82,060 85,790 94,369 114,884 120,106 143,605 171,580 188,738 240,212 287,210 300,265 377,476 471,845 574,420 600,530 660,583 943,690 1,201,060 1,321,166 1,887,380 2,642,332 3,302,915 6,605,830 and 13,211,660, with no remainder.

Since 13,211,660 cannot be divided by just 1 and 13,211,660, 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).