21402081964800

Names of 21402081964800

• Cardinal: 21402081964800 can be written as Twenty-one trillion, four hundred two billion, eighty-one million, nine hundred sixty-four thousand, eight hundred.

Scientific notation

• Scientific notation: 2.14020819648 × 10¹³

Factors of 21402081964800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 400

Divisors of 21402081964800

• Number of divisors d(n): 972
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 31 32 36 40 45 48 50 54 60 62 64 72 75 80 90 93 96 100 108 120 124 128 135 144 150 155 160 180 186 192 200 216 225 240 248 256 270 279 288 300 310 320 359 360 372 384 400 432 450 465 480 496 540 558 576 600 620 640 675 718 720 744 768 775 800 837 864 900 930 960 961 992 1077 1080 1116 1152 1200 1240 1280 1350 1395 1436 1440 1488 1550 1600 1674 1728 1795 1800 1860 1920 1922 1984 2154 2160 2232 2304 2325 2400 2480 2700 2790 2872 2880 2883 2976 3100 3200 3231 3348 3456 3590 3600 3720 3840 3844 3968 4185 4308 4320 4464 4650 4800 4805 4960 5385 5400 5580 5744 5760 5766 5952 6200 6400 6462 6696 6912 6975 7180 7200 7440 7688 7936 8370 8616 8640 8649 8928 8975 9300 9600 9610 9693 9920 10770 10800 11129 11160 11488 11520 11532 11904 12400 12924 13392 13950 14360 14400 14415 14880 15376 16155 16740 17232 17280 17298 17856 17950 18600 19200 19220 19386 19840 20925 21540 21600 22258 22320 22976 23064 23808 24025 24800 25848 25947 26784 26925 27900 28720 28800 28830 29760 30752 32310 33387 33480 34464 34560 34596 35712 35900 37200 38440 38772 39680 41850 43080 43200 43245 44516 44640 45952 46128 48050 48465 49600 51696 51894 53568 53850 55645 55800 57440 57600 57660 59520 61504 64620 66774 66960 68928 69192 71424 71800 72075 74400 76880 77544 80775 83700 86160 86400 86490 89032 89280 91904 92256 96100 96930 99200 100161 103392 103788 107136 107700 111290 111600 114880 115320 119040 123008 128881 129240 129735 133548 133920 137856 138384 143600 144150 148800 153760 155088 161550 166935 167400 172320 172800 172980 178064 178560 184512 192200 193860 198400 200322 206784 207576 214272 215400 216225 222580 223200 229760 230640 242325 246016 257762 258480 259470 267096 267840 275712 276768 278225 287200 288300 297600 300483 307520 310176 323100 333870 334800 344640 344999 345960 356128 357120 369024 384400 386643 387720 400644 413568 415152 430800 432450 445160 446400 459520 461280 484650 500805 515524 516960 518940 534192 535680 553536 556450 574400 576600 595200 600966 615040 620352 644405 646200 648675 667740 669600 689280 689998 691920 712256 738048 768800 773286 775440 801288 827136 830304 834675 861600 864900 890320 892800 922560 969300 1001610 1031048 1033920 1034997 1037880 1068384 1071360 1107072 1112900 1148800 1153200 1159929 1201932 1230080 1240704 1288810 1292400 1297350 1335480 1339200 1378560 1379996 1383840 1424512 1502415 1537600 1546572 1550880 1602576 1660608 1669350 1723200 1724995 1729800 1780640 1785600 1845120 1933215 1938600 2003220 2062096 2067840 2069994 2075760 2136768 2214144 2225800 2297600 2306400 2319858 2403864 2481408 2504025 2577620 2584800 2594700 2670960 2678400 2759992 2767680 2849024 3004830 3075200 3093144 3101760 3104991 3205152 3222025 3321216 3338700 3446400 3449990 3459600 3479787 3561280 3690240 3866430 3877200 3995311 4006440 4124192 4135680 4139988 4151520 4273536 4451600 4612800 4639716 4807728 5008050 5155240 5169600 5174985 5189400 5341920 5356800 5519984 5535360 5799645 6009660 6150400 6186288 6203520 6209982 6410304 6444050 6642432 6677400 6892800 6899980 6919200 6959574 7122560 7512075 7732860 7754400 7990622 8012880 8248384 8279976 8303040 8547072 8624975 8903200 9225600 9279432 9314973 9615456 9666075 10016100 10310480 10339200 10349970 10378800 10683840 11039968 11070720 11599290 11985933 12019320 12372576 12407040 12419964 12820608 12888100 13354800 13799960 13838400 13919148 14245120 15024150 15465720 15508800 15524955 15981244 16025760 16496768 16559952 16606080 17249950 17398935 17806400 18451200 18558864 18629946 19230912 19332150 19976555 20032200 20620960 20678400 20699940 20757600 21367680 22079936 23198580 23971866 24038640 24745152 24839928 25641216 25776200 25874925 26709600 27599920 27676800 27838296 28998225 30048300 30931440 31017600 31049910 31962488 32051520 32993536 33119904 33212160 34499900 34797870 35612800 35957799 37117728 37259892 38461824 38664300 39953110 40064400 41241920 41399880 41515200 42735360 44159872 46397160 46574865 47943732 48077280 49490304 49679856 51552400 51749850 53419200 55199840 55353600 55676592 57996450 59929665 60096600 61862880 62035200 62099820 63924976 64103040 66239808 68999800 69595740 71225600 71915598 74235456 74519784 76923648 77328600 77624775 79906220 80128800 82483840 82799760 83030400 86994675 88319744 92794320 93149730 95887464 96154560 98980608 99359712 99882775 103104800 103499700 106838400 107873397 110399680 111353184 115992900 119859330 120193200 123725760 123854641 124199640 127849952 128206080 132479616 137999600 139191480 143831196 148470912 149039568 154657200 155249550 159812440 160257600 164967680 165599520 166060800 173989350 179788995 185588640 186299460 191774928 192309120 198719424 199765550 206209600 206999400 213676800 215746794 220799360 222706368 231985800 232874325 239718660 240386400 247451520 247709282 248399280 255699904 264959232 275999200 278382960 287662392 296941824 298079136 299648325 309314400 310499100 319624880 320515200 331199040 347978700 359577990 371177280 371563923 372598920 383549856 384618240 397438848 399531100 412419200 413998800 431493588 441598720 445412736 463971600 465748650 479437320 480772800 494903040 495418564 496798560 511399808 539366985 551998400 556765920 575324784 596158272 599296650 618628800 619273205 620998200 639249760 641030400 662398080 695957400 719155980 742354560 743127846 745197840 767099712 794877696 799062200 824838400 827997600 862987176 890825472 898944975 927943200 931497300 958874640 961545600 990837128 993597120 1022799616 1078733970 1103996800 1113531840 1114691769 1150649568 1192316544 1198593300 1237257600 1238546410 1241996400 1278499520 1324796160 1391914800 1438311960 1484709120 1486255692 1490395680 1534199424 1598124400 1655995200 1725974352 1797889950 1855886400 1857819615 1862994600 1917749280 1923091200 1981674256 1987194240 2157467940 2207993600 2227063680 2229383538 2301299136 2384633088 2397186600 2474515200 2477092820 2483992800 2556999040 2696834925 2783829600 2876623920 2972511384 2980791360 3068398848 3096366025 3196248800 3311990400 3344075307 3451948704 3595779900 3711772800 3715639230 3725989200 3835498560 3963348512 3974388480 4314935880 4454127360 4458767076 4602598272 4794373200 4954185640 4967985600 5113998080 5393669850 5567659200 5573458845 5753247840 5945022768 5961582720 6192732050 6392497600 6623980800 6688150614 6903897408 7191559800 7423545600 7431278460 7451978400 7670997120 7926697024 8629871760 8917534152 9205196544 9289098075 9588746400 9908371280 9935971200 10787339700 11135318400 11146917690 11506495680 11890045536 11923165440 12385464100 12784995200 13376301228 13807794816 14383119600 14862556920 14903956800 15341994240 15853394048 16720376535 17259743520 17835068304 18578196150 19177492800 19816742560 19871942400 21574679400 22270636800 22293835380 23012991360 23780091072 24770928200 25569990400 26752602456 27615589632 27867294225 28766239200 29725113840 29807913600 31706788096 33440753070 34519487040 35670136608 37156392300 38354985600 39633485120 43149358800 44587670760 46025982720 47560182144 49541856400 53505204912 55734588450 57532478400 59450227680 59615827200 66881506140 69038974080 71340273216 74312784600 76709971200 79266970240 83601882675 86298717600 89175341520 95120364288 99083712800 107010409824 111469176900 115064956800 118900455360 133763012280 138077948160 142680546432 148625569200 158533940480 167203765350 172597435200 178350683040 198167425600 214020819648 222938353800 230129913600 237800910720 267526024560 285361092864 297251138400 334407530700 345194870400 356701366080 396334851200 428041639296 445876707600 475601821440 535052049120 594502276800 668815061400 690389740800 713402732160 792669702400 856083278592 891753415200 1070104098240 1189004553600 1337630122800 1426805464320 1783506830400 2140208196480 2378009107200 2675260245600 3567013660800 4280416392960 5350520491200 7134027321600 10701040982400 21402081964800
• Sum of all divisors σ(n): 81319021369320
• Sum of proper divisors (its aliquot sum) s(n): 59916939404520
• 21402081964800 is an abundant number, because the sum of its proper divisors (59916939404520) is greater than itself. Its abundance is 38514857439720

Bases of 21402081964800

• Binary: 100110111011100001111011111100011001100000000₂
• Hexadecimal: 0x13770F7E3300
• Base-36: 7L3ZB0LC0

Squares and roots of 21402081964800

• 21402081964800 squared (21402081964800²) is 458049112428017428439040000
• 21402081964800 cubed (21402081964800³) is 9803204648088319343415252600225792000000
• The square root of 21402081964800 is 4626238.4249841685
• The cube root of 21402081964800 is 27764.2113026179

Scales and comparisons

• 21,402,081,964,800 seconds is equal to 680,520 years, 2 days.
• To count from 1 to 21,402,081,964,800 would take you about one million, seven hundred one thousand, three hundred 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 21402081964800 cubic inches would be around 2313.7 feet tall.

Recreational maths with 21402081964800

• 21402081964800 backwards is 00846918020412
• 21402081964800 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21402081964800's digits is 45
• More coming soon!