Q: Is 21,341,100 a Composite Number?

Why is 21,341,100 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 21,341,100 can be evenly divided by 1 2 3 4 5 6 10 11 12 15 20 22 25 29 30 33 44 50 55 58 60 66 75 87 100 110 116 132 145 150 165 174 220 223 275 290 300 319 330 348 435 446 550 580 638 660 669 725 825 870 892 957 1,100 1,115 1,276 1,338 1,450 1,595 1,650 1,740 1,914 2,175 2,230 2,453 2,676 2,900 3,190 3,300 3,345 3,828 4,350 4,460 4,785 4,906 5,575 6,380 6,467 6,690 7,359 7,975 8,700 9,570 9,812 11,150 12,265 12,934 13,380 14,718 15,950 16,725 19,140 19,401 22,300 23,925 24,530 25,868 29,436 31,900 32,335 33,450 36,795 38,802 47,850 49,060 61,325 64,670 66,900 71,137 73,590 77,604 95,700 97,005 122,650 129,340 142,274 147,180 161,675 183,975 194,010 213,411 245,300 284,548 323,350 355,685 367,950 388,020 426,822 485,025 646,700 711,370 735,900 853,644 970,050 1,067,055 1,422,740 1,778,425 1,940,100 2,134,110 3,556,850 4,268,220 5,335,275 7,113,700 10,670,550 and 21,341,100, with no remainder.

Since 21,341,100 cannot be divided by just 1 and 21,341,100, 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).