Q: Is 39,970,980 a Composite Number?

Why is 39,970,980 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 39,970,980 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 180 210 252 315 420 630 1,260 31,723 63,446 95,169 126,892 158,615 190,338 222,061 285,507 317,230 380,676 444,122 475,845 571,014 634,460 666,183 888,244 951,690 1,110,305 1,142,028 1,332,366 1,427,535 1,903,380 1,998,549 2,220,610 2,664,732 2,855,070 3,330,915 3,997,098 4,441,220 5,710,140 6,661,830 7,994,196 9,992,745 13,323,660 19,985,490 and 39,970,980, with no remainder.

Since 39,970,980 cannot be divided by just 1 and 39,970,980, 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).