Q: Is 32,221,420 a Composite Number?

Why is 32,221,420 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 32,221,420 can be evenly divided by 1 2 4 5 7 10 11 14 20 22 28 35 44 49 55 61 70 77 98 110 122 140 154 196 220 244 245 305 308 343 385 427 490 539 610 671 686 770 854 980 1,078 1,220 1,342 1,372 1,540 1,708 1,715 2,135 2,156 2,401 2,684 2,695 2,989 3,355 3,430 3,773 4,270 4,697 4,802 5,390 5,978 6,710 6,860 7,546 8,540 9,394 9,604 10,780 11,956 12,005 13,420 14,945 15,092 18,788 18,865 20,923 23,485 24,010 26,411 29,890 32,879 37,730 41,846 46,970 48,020 52,822 59,780 65,758 75,460 83,692 93,940 104,615 105,644 131,516 132,055 146,461 164,395 209,230 230,153 264,110 292,922 328,790 418,460 460,306 528,220 585,844 657,580 732,305 920,612 1,150,765 1,464,610 1,611,071 2,301,530 2,929,220 3,222,142 4,603,060 6,444,284 8,055,355 16,110,710 and 32,221,420, with no remainder.

Since 32,221,420 cannot be divided by just 1 and 32,221,420, 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).