Q: Is 12,020,220 a Composite Number?

Why is 12,020,220 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 12,020,220 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 43 45 60 86 90 129 172 180 215 258 387 430 516 645 774 860 1,290 1,548 1,553 1,935 2,580 3,106 3,870 4,659 6,212 7,740 7,765 9,318 13,977 15,530 18,636 23,295 27,954 31,060 46,590 55,908 66,779 69,885 93,180 133,558 139,770 200,337 267,116 279,540 333,895 400,674 601,011 667,790 801,348 1,001,685 1,202,022 1,335,580 2,003,370 2,404,044 3,005,055 4,006,740 6,010,110 and 12,020,220, with no remainder.

Since 12,020,220 cannot be divided by just 1 and 12,020,220, 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).