Q: Is 20,462,640 a Composite Number?

Why is 20,462,640 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 20,462,640 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 16 20 22 23 24 30 33 40 44 46 48 55 60 66 69 80 88 92 110 115 120 132 138 165 176 184 220 230 240 253 264 276 330 337 345 368 440 460 506 528 552 660 674 690 759 880 920 1,011 1,012 1,104 1,265 1,320 1,348 1,380 1,518 1,685 1,840 2,022 2,024 2,530 2,640 2,696 2,760 3,036 3,370 3,707 3,795 4,044 4,048 5,055 5,060 5,392 5,520 6,072 6,740 7,414 7,590 7,751 8,088 10,110 10,120 11,121 12,144 13,480 14,828 15,180 15,502 16,176 18,535 20,220 20,240 22,242 23,253 26,960 29,656 30,360 31,004 37,070 38,755 40,440 44,484 46,506 55,605 59,312 60,720 62,008 74,140 77,510 80,880 85,261 88,968 93,012 111,210 116,265 124,016 148,280 155,020 170,522 177,936 186,024 222,420 232,530 255,783 296,560 310,040 341,044 372,048 426,305 444,840 465,060 511,566 620,080 682,088 852,610 889,680 930,120 1,023,132 1,278,915 1,364,176 1,705,220 1,860,240 2,046,264 2,557,830 3,410,440 4,092,528 5,115,660 6,820,880 10,231,320 and 20,462,640, with no remainder.

Since 20,462,640 cannot be divided by just 1 and 20,462,640, 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).