Q: Is 221,502,120 a Composite Number?

Why is 221,502,120 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 221,502,120 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 167 168 210 280 334 420 501 668 835 840 1,002 1,169 1,336 1,579 1,670 2,004 2,338 2,505 3,158 3,340 3,507 4,008 4,676 4,737 5,010 5,845 6,316 6,680 7,014 7,895 9,352 9,474 10,020 11,053 11,690 12,632 14,028 15,790 17,535 18,948 20,040 22,106 23,380 23,685 28,056 31,580 33,159 35,070 37,896 44,212 46,760 47,370 55,265 63,160 66,318 70,140 88,424 94,740 110,530 132,636 140,280 165,795 189,480 221,060 263,693 265,272 331,590 442,120 527,386 663,180 791,079 1,054,772 1,318,465 1,326,360 1,582,158 1,845,851 2,109,544 2,636,930 3,164,316 3,691,702 3,955,395 5,273,860 5,537,553 6,328,632 7,383,404 7,910,790 9,229,255 10,547,720 11,075,106 14,766,808 15,821,580 18,458,510 22,150,212 27,687,765 31,643,160 36,917,020 44,300,424 55,375,530 73,834,040 110,751,060 and 221,502,120, with no remainder.

Since 221,502,120 cannot be divided by just 1 and 221,502,120, 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).