Q: Is 813,521,120 a Composite Number?

Why is 813,521,120 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 813,521,120 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 47 80 94 160 188 235 251 376 431 470 502 752 862 940 1,004 1,255 1,504 1,724 1,880 2,008 2,155 2,510 3,448 3,760 4,016 4,310 5,020 6,896 7,520 8,032 8,620 10,040 11,797 13,792 17,240 20,080 20,257 23,594 34,480 40,160 40,514 47,188 58,985 68,960 81,028 94,376 101,285 108,181 117,970 162,056 188,752 202,570 216,362 235,940 324,112 377,504 405,140 432,724 471,880 540,905 648,224 810,280 865,448 943,760 1,081,810 1,620,560 1,730,896 1,887,520 2,163,620 3,241,120 3,461,792 4,327,240 5,084,507 8,654,480 10,169,014 17,308,960 20,338,028 25,422,535 40,676,056 50,845,070 81,352,112 101,690,140 162,704,224 203,380,280 406,760,560 and 813,521,120, with no remainder.

Since 813,521,120 cannot be divided by just 1 and 813,521,120, 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).