21339601920

Names of 21339601920

• Cardinal: 21339601920 can be written as Twenty-one billion, three hundred thirty-nine million, six hundred one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.133960192 × 10¹⁰

Factors of 21339601920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 757

Divisors of 21339601920

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 32 35 36 39 40 42 45 48 49 52 56 60 63 64 65 70 72 78 80 84 90 91 96 98 104 105 112 117 120 126 128 130 140 144 147 156 160 168 180 182 192 195 196 208 210 224 234 240 245 252 256 260 273 280 288 294 312 315 320 336 360 364 384 390 392 416 420 441 448 455 468 480 490 504 512 520 546 560 576 585 588 624 630 637 640 672 720 727 728 735 768 780 784 819 832 840 882 896 910 936 960 980 1008 1024 1040 1092 1120 1152 1170 1176 1248 1260 1274 1280 1344 1365 1440 1454 1456 1470 1536 1560 1568 1638 1664 1680 1764 1792 1820 1872 1911 1920 1960 2016 2080 2181 2184 2205 2240 2304 2340 2352 2496 2520 2548 2560 2688 2730 2880 2908 2912 2940 3072 3120 3136 3185 3276 3328 3360 3528 3584 3635 3640 3744 3822 3840 3920 4032 4095 4160 4362 4368 4410 4480 4608 4680 4704 4992 5040 5089 5096 5120 5376 5460 5733 5760 5816 5824 5880 6240 6272 6370 6543 6552 6656 6720 7056 7168 7270 7280 7488 7644 7680 7840 8064 8190 8320 8724 8736 8820 8960 9216 9360 9408 9451 9555 9984 10080 10178 10192 10752 10905 10920 11466 11520 11632 11648 11760 12480 12544 12740 13086 13104 13312 13440 14112 14540 14560 14976 15267 15288 15360 15680 16128 16380 16640 17448 17472 17640 17920 18720 18816 18902 19110 19968 20160 20356 20384 21504 21810 21840 22932 23040 23264 23296 23520 24960 25088 25445 25480 26172 26208 26880 28224 28353 28665 29080 29120 29952 30534 30576 31360 32256 32715 32760 33280 34896 34944 35280 35623 35840 37440 37632 37804 38220 39936 40320 40712 40768 43620 43680 45801 45864 46080 46528 46592 47040 47255 49920 50176 50890 50960 52344 52416 53760 56448 56706 57330 58160 58240 59904 61068 61152 62720 64512 65430 65520 66157 66560 69792 69888 70560 71246 74880 75264 75608 76335 76440 80640 81424 81536 85059 87240 87360 91602 91728 93056 93184 94080 94510 99840 101780 101920 104688 104832 106869 107520 112896 113412 114660 116320 116480 119808 122136 122304 125440 130860 131040 132314 139584 139776 141120 141765 142492 149760 150528 151216 152670 152880 161280 162848 163072 170118 174480 174720 178115 183204 183456 186112 188160 189020 198471 199680 203560 203840 209376 209664 213738 225792 226824 229005 229320 232640 232960 244272 244608 250880 261720 262080 264628 279168 279552 282240 283530 284984 299520 302432 305340 305760 320607 322560 325696 326144 330785 340236 348960 349440 356230 366408 366912 372224 376320 378040 396942 407120 407680 418752 419328 425295 427476 451584 453648 458010 458640 463099 465280 465920 488544 489216 523440 524160 529256 534345 558336 564480 567060 569968 595413 599040 604864 610680 611520 641214 651392 652288 661570 680472 697920 698880 712460 732816 733824 744448 752640 756080 793884 814240 815360 837504 838656 850590 854952 907296 916020 917280 926198 930560 977088 978432 992355 1046880 1048320 1058512 1068690 1116672 1128960 1134120 1139936 1190826 1209728 1221360 1223040 1282428 1302784 1323140 1360944 1389297 1395840 1397760 1424920 1465632 1467648 1512160 1587768 1603035 1628480 1630720 1675008 1701180 1709904 1814592 1832040 1834560 1852396 1861120 1954176 1956864 1984710 2093760 2096640 2117024 2137380 2233344 2257920 2268240 2279872 2315495 2381652 2419456 2442720 2446080 2564856 2605568 2646280 2721888 2778594 2791680 2849840 2931264 2935296 2977065 3024320 3175536 3206070 3256960 3261440 3350016 3402360 3419808 3629184 3664080 3669120 3704792 3722240 3908352 3969420 4167891 4187520 4193280 4234048 4274760 4536480 4559744 4630990 4763304 4838912 4885440 4892160 5129712 5211136 5292560 5443776 5557188 5583360 5699680 5862528 5870592 5954130 6048640 6351072 6412140 6513920 6700032 6804720 6839616 6946485 7258368 7328160 7338240 7409584 7816704 7938840 8335782 8375040 8468096 8549520 9072960 9119488 9261980 9526608 9677824 9770880 9784320 10259424 10585120 10887552 11114376 11166720 11399360 11725056 11908260 12097280 12702144 12824280 13027840 13609440 13679232 13892970 14516736 14656320 14676480 14819168 15633408 15877680 16671564 16750080 16936192 17099040 18145920 18238976 18523960 19053216 19541760 20518848 20839455 21170240 21775104 22228752 22798720 23450112 23816520 24194560 25404288 25648560 26055680 27218880 27358464 27785940 29033472 29312640 29352960 29638336 31755360 33343128 33500160 33872384 34198080 36291840 36477952 37047920 38106432 39083520 41037696 41678910 42340480 43550208 44457504 45597440 46900224 47633040 48389120 50808576 51297120 54437760 54716928 55571880 58625280 59276672 63510720 66686256 67744768 68396160 72583680 74095840 76212864 78167040 82075392 83357820 84680960 87100416 88915008 91194880 95266080 101617152 102594240 108875520 109433856 111143760 117250560 118553344 127021440 133372512 136792320 145167360 148191680 152425728 164150784 166715640 169361920 177830016 182389760 190532160 203234304 205188480 217751040 222287520 234501120 237106688 254042880 266745024 273584640 296383360 304851456 328301568 333431280 338723840 355660032 381064320 410376960 435502080 444575040 474213376 508085760 533490048 547169280 592766720 609702912 666862560 711320064 762128640 820753920 889150080 1016171520 1066980096 1185533440 1333725120 1422640128 1524257280 1641507840 1778300160 2133960192 2371066880 2667450240 3048514560 3556600320 4267920384 5334900480 7113200640 10669800960 21339601920
• Sum of all divisors σ(n): 92757004704
• Sum of proper divisors (its aliquot sum) s(n): 71417402784
• 21339601920 is an abundant number, because the sum of its proper divisors (71417402784) is greater than itself. Its abundance is 50077800864

Bases of 21339601920

• Binary: 10011110111111100000111110000000000₂
• Hexadecimal: 0x4F7F07C00
• Base-36: 9SX1Q80

Squares and roots of 21339601920

• 21339601920 squared (21339601920²) is 455378610104067686400
• 21339601920 cubed (21339601920³) is 9717598262503694200511397888000
• The square root of 21339601920 is 146080.8061314011
• The cube root of 21339601920 is 2773.7167205021

Scales and comparisons

• 21,339,601,920 seconds is equal to 678 years, 27 weeks, 5 days, 3 hours, 12 minutes.
• To count from 1 to 21,339,601,920 would take you about one thousand, three hundred fifty-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21339601920 cubic inches would be around 231.1 feet tall.

Recreational maths with 21339601920

• 21339601920 backwards is 02910693312
• 21339601920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21339601920's digits is 36
• More coming soon!