21164510727010944

Names of 21164510727010944

• Cardinal: 21164510727010944 can be written as Twenty-one quadrillion, one hundred sixty-four trillion, five hundred ten billion, seven hundred twenty-seven million, ten thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 2.1164510727010944 × 10¹⁶

Factors of 21164510727010944

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 640

Divisors of 21164510727010944

• Number of divisors d(n): 896
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 31 32 36 41 48 54 62 64 72 81 82 93 96 108 123 124 128 144 162 164 186 192 216 243 246 248 279 288 324 328 369 372 384 432 486 492 496 558 563 576 648 656 729 738 744 837 864 972 984 992 1107 1116 1126 1152 1271 1296 1312 1458 1476 1488 1674 1689 1728 1944 1968 1984 2214 2232 2252 2511 2542 2592 2624 2916 2952 2976 3321 3348 3378 3456 3813 3888 3936 3968 4428 4464 4504 5022 5067 5084 5184 5248 5832 5904 5952 6642 6696 6756 7533 7626 7776 7872 8856 8928 9008 9963 10044 10134 10168 10368 11439 11664 11808 11904 13284 13392 13512 15066 15201 15252 15552 15744 17453 17712 17856 18016 19926 20088 20268 20336 22599 22878 23083 23328 23616 26568 26784 27024 29889 30132 30402 30504 31104 34317 34906 35424 35712 36032 39852 40176 40536 40672 45198 45603 45756 46166 46656 47232 52359 53136 53568 54048 59778 60264 60804 61008 68634 69249 69812 70848 72064 79704 80352 81072 81344 90396 91206 91512 92332 93312 102951 104718 106272 107136 108096 119556 120528 121608 122016 136809 137268 138498 139624 141696 157077 159408 160704 162144 162688 180792 182412 183024 184664 205902 207747 209436 212544 216192 239112 241056 243216 244032 273618 274536 276996 279248 308853 314154 316969 318816 321408 324288 361584 364824 366048 369328 410427 411804 415494 418872 425088 471231 478224 482112 486432 488064 547236 549072 553992 558496 617706 623241 628308 633938 637632 648576 715573 723168 729648 732096 738656 820854 823608 830988 837744 926559 942462 950907 956448 964224 972864 1094472 1098144 1107984 1116992 1235412 1246482 1256616 1267876 1275264 1413693 1431146 1446336 1459296 1464192 1477312 1641708 1647216 1661976 1675488 1853118 1869723 1884924 1901814 1912896 1945728 2146719 2188944 2196288 2215968 2233984 2470824 2492964 2513232 2535752 2827386 2852721 2862292 2892672 2918592 2954624 3283416 3294432 3323952 3350976 3706236 3739446 3769848 3803628 3825792 4241079 4293438 4377888 4392576 4431936 4941648 4985928 5026464 5071504 5609169 5654772 5705442 5724584 5837184 6440157 6566832 6588864 6647904 6701952 7412472 7478892 7539696 7607256 8482158 8558163 8586876 8755776 8863872 9826039 9883296 9971856 10052928 10143008 11218338 11309544 11410884 11449168 12723237 12880314 12995729 13133664 13177728 13295808 14824944 14957784 15079392 15214512 16827507 16964316 17116326 17173752 17511552 19320471 19652078 19766592 19943712 20105856 20286016 22436676 22619088 22821768 22898336 25446474 25674489 25760628 25991458 26267328 26591616 29478117 29649888 29915568 30158784 30429024 33655014 33928632 34232652 34347504 38640942 38987187 39304156 39533184 39887424 40572032 44873352 45238176 45643536 45796672 50892948 51348978 51521256 51982916 52534656 57961413 58956234 59299776 59831136 60317568 60858048 67310028 67857264 68465304 68695008 77023467 77281884 77974374 78608312 79774848 88434351 89746704 90476352 91287072 91593344 101785896 102697956 103042512 103965832 115922826 116961561 117912468 118599552 119662272 121716096 134620056 135714528 136930608 137390016 154046934 154563768 155948748 157216624 173884239 176868702 178453547 179493408 180952704 182574144 203571792 205395912 206085024 207931664 231070401 231845652 233923122 235824936 239324544 265303053 269240112 271429056 273861216 274780032 308093868 309127536 311897496 314433248 347768478 350884683 353737404 356907094 358986816 365148288 402867599 407143584 410791824 412170048 415863328 462140802 463691304 467846244 471649872 521652717 530606106 535360641 538480224 542858112 547722432 616187736 618255072 623794992 628866496 695536956 701769366 707474808 713814188 717973632 795909159 805735198 814287168 821583648 824340096 831726656 924281604 927382608 935692488 943299744 1043305434 1052654049 1061212212 1070721282 1076960448 1095444864 1208602797 1232375472 1236510144 1247589984 1257732992 1391073912 1403538732 1414949616 1427628376 1591818318 1606081923 1611470396 1628574336 1643167296 1663453312 1848563208 1854765216 1871384976 1886599488 2086610868 2105308098 2122424424 2141442564 2153920896 2387727477 2417205594 2464750944 2473020288 2495179968 2782147824 2807077464 2829899232 2855256752 3157962147 3183636636 3212163846 3222940792 3286334592 3625808391 3697126416 3709530432 3742769952 3773198976 4173221736 4210616196 4244848848 4282885128 4775454954 4818245769 4834411188 4929501888 4990359936 5532059957 5564295648 5614154928 5659798464 5710513504 6315924294 6367273272 6424327692 6445881584 7163182431 7251616782 7316595427 7394252832 7419060864 7485539904 8346443472 8421232392 8489697696 8565770256 9473886441 9550909908 9636491538 9668822376 9859003776 10877425173 11064119914 11128591296 11228309856 11319596928 11421027008 12631848588 12734546544 12848655384 12891763168 14326364862 14454737307 14503233564 14633190854 14788505664 14971079808 16596179871 16692886944 16842464784 16979395392 17131540512 18947772882 19101819816 19272983076 19337644752 21754850346 21949786281 22128239828 22257182592 22456619712 22842054016 25263697176 25469093088 25697310768 25783526336 28652729724 28909474614 29006467128 29266381708 29577011328 32632275519 33192359742 33385773888 33684929568 33958790784 34263081024 37895545764 38203639632 38545966152 38675289504 43364211921 43509700692 43899572562 44256479656 44913239424 49788539613 50527394352 50938186176 51394621536 51567052672 57305459448 57818949228 58012934256 58532763416 65264551038 65849358843 66384719484 66771547776 67369859136 68526162048 75791091528 76407279264 77091932304 77350579008 86728423842 87019401384 87799145124 88512959312 97896826557 99577079226 101054788704 101876372352 102789243072 114610918896 115637898456 116025868512 117065526832 130092635763 130529102076 131698717686 132769438968 134739718272 149365618839 151582183056 152814558528 154183864608 154701158016 173456847684 174038802768 175598290248 177025918624 195793653114 197548076529 199154158452 202109577408 205578486144 226814458237 229221837792 231275796912 232051737024 234131053664 260185271526 261058204152 263397435372 265538877936 293690479671 298731237678 303164366112 305629117056 308367729216 346913695368 348077605536 351196580496 354051837248 391587306228 395096153058 398308316904 404219154816 448096856517 453628916474 458443675584 462551593824 464103474048 468262107328 520370543052 522116408304 526794870744 531077755872 587380959342 592644229587 597462475356 606328732224 616735458432 680443374711 693827390736 696155211072 702393160992 708103674496 783174612456 790192306116 796616633808 896193713034 907257832948 916887351168 925103187648 936524214656 1040741086104 1044232816608 1053589741488 1062155511744 1174761918684 1185288459174 1194924950712 1212657464448 1344290569551 1360886749422 1387654781472 1392310422144 1404786321984 1566349224912 1580384612232 1593233267616 1777932688761 1792387426068 1814515665896 1850206375296 2041330124133 2081482172208 2088465633216 2107179482976 2124311023488 2349523837368 2370576918348 2389849901424 2688581139102 2721773498844 2775309562944 2809572643968 3132698449824 3160769224464 3186466535232 3555865377522 3584774852136 3629031331792 4032871708653 4082660248266 4162964344416 4176931266432 4214358965952 4699047674736 4741153836696 4779699802848 5333798066283 5377162278204 5443546997688 5550619125888 6123990372399 6265396899648 6321538448928 6372933070464 7111730755044 7169549704272 7258062663584 8065743417306 8165320496532 8325928688832 8428717931904 9398095349472 9482307673392 9559399605696 10667596132566 10754324556408 10887093995376 12247980744798 12530793799296 12643076897856 14223461510088 14339099408544 14516125327168 16131486834612 16330640993064 16651857377664 18371971117197 18796190698944 18964615346784 19118799211392 21335192265132 21508649112816 21774187990752 24495961489596 25286153795712 28446923020176 28678198817088 29032250654336 32262973669224 32661281986128 36743942234394 37592381397888 37929230693568 42670384530264 43017298225632 43548375981504 48991922979192 55115913351591 56893846040352 57356397634176 64525947338448 65322563972256 73487884468788 75858461387136 85340769060528 86034596451264 87096751963008 97983845958384 110231826703182 113787692080704 129051894676896 130645127944512 146975768937576 165347740054773 170681538121056 172069192902528 195967691916768 220463653406364 227575384161408 258103789353792 261290255889024 293951537875152 330695480109546 341363076242112 391935383833536 440927306812728 516207578707584 587903075750304 661390960219092 682726152484224 783870767667072 881854613625456 1175806151500608 1322781920438184 1763709227250912 2351612303001216 2645563840876368 3527418454501824 5291127681752736 7054836909003648 10582255363505472 21164510727010944
• Sum of all divisors σ(n): 66966388019596800
• Sum of proper divisors (its aliquot sum) s(n): 45801877292585856
• 21164510727010944 is an abundant number, because the sum of its proper divisors (45801877292585856) is greater than itself. Its abundance is 24637366565574912

Bases of 21164510727010944

• Binary: 1001011001100010000001010100111101110100111101010000000₂
• Hexadecimal: 0x4B3102A7BA7A80
• Base-36: 5SE6Y03E000

Squares and roots of 21164510727010944

• 21164510727010944 squared (21164510727010944²) is 447936514313761317339792695771136
• 21164510727010944 cubed (21164510727010944³) is 9480357162213492661768343417461422100238391312384
• The square root of 21164510727010944 is 145480276.0755249049
• The cube root of 21164510727010944 is 276610.9772638523

Scales and comparisons

• 21,164,510,727,010,944 seconds is equal to 672,965,974 years, 51 weeks, 2 days, 23 hours, 2 minutes, 24 seconds.
• To count from 1 to 21,164,510,727,010,944 would take you about two billion, eighteen million, eight hundred ninety-seven thousand, nine hundred twenty-four 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 21164510727010944 cubic inches would be around 23050.9 feet tall.

Recreational maths with 21164510727010944

• 21164510727010944 backwards is 44901072701546112
• 21164510727010944 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21164510727010944's digits is 54
• More coming soon!