Q: Is 198,660 a Composite Number?

Why is 198,660 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 198,660 can be evenly divided by 1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 43 44 55 60 66 70 77 84 86 105 110 129 132 140 154 165 172 210 215 220 231 258 301 308 330 385 420 430 462 473 516 602 645 660 770 860 903 924 946 1,155 1,204 1,290 1,419 1,505 1,540 1,806 1,892 2,310 2,365 2,580 2,838 3,010 3,311 3,612 4,515 4,620 4,730 5,676 6,020 6,622 7,095 9,030 9,460 9,933 13,244 14,190 16,555 18,060 19,866 28,380 33,110 39,732 49,665 66,220 99,330 and 198,660, with no remainder.

Since 198,660 cannot be divided by just 1 and 198,660, 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).