21318524017974144
21,318,524,017,974,144 is an even composite number composed of six prime numbers multiplied together.
What does the number 21318524017974144 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 2048 divisors.
21318524017974144 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two thousand and forty-eight divisors.
Prime factorization of 21318524017974144:
27 × 33 × 13 × 19 × 373 × 793
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 13 × 19 × 37 × 37 × 37 × 79 × 79 × 79)See below for interesting mathematical facts about the number 21318524017974144 from the Numbermatics database.
Names of 21318524017974144
- Cardinal: 21318524017974144 can be written as Twenty-one quadrillion, three hundred eighteen trillion, five hundred twenty-four billion, seventeen million, nine hundred seventy-four thousand, one hundred forty-four.
Scientific notation
- Scientific notation: 2.1318524017974144 × 1016
Factors of 21318524017974144
Divisors of 21318524017974144
- Number of divisors d(n): 2048
-
Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 19 24 26 27 32 36 37 38 39 48 52 54 57 64 72 74 76 78 79 96 104 108 111 114 117 128 144 148 152 156 158 171 192 208 216 222 228 234 237 247 288 296 304 312 316 333 342 351 384 416 432 444 456 468 474 481 494 513 576 592 608 624 632 666 684 702 703 711 741 832 864 888 912 936 948 962 988 999 1026 1027 1152 1184 1216 1248 1264 1332 1368 1369 1404 1406 1422 1443 1482 1501 1664 1728 1776 1824 1872 1896 1924 1976 1998 2052 2054 2109 2133 2223 2368 2432 2496 2528 2664 2736 2738 2808 2812 2844 2886 2923 2964 3002 3081 3456 3552 3648 3744 3792 3848 3952 3996 4104 4107 4108 4218 4266 4329 4446 4503 4736 4992 5056 5328 5472 5476 5616 5624 5688 5772 5846 5928 6004 6162 6241 6327 6669 7104 7296 7488 7584 7696 7904 7992 8208 8214 8216 8436 8532 8658 8769 8892 9006 9139 9243 10112 10656 10944 10952 11232 11248 11376 11544 11692 11856 12008 12321 12324 12482 12654 12987 13338 13509 14208 14976 15168 15392 15808 15984 16416 16428 16432 16872 17064 17316 17538 17784 17797 18012 18278 18486 18723 18981 19513 21312 21888 21904 22464 22496 22752 23088 23384 23712 24016 24642 24648 24964 25308 25974 26011 26307 26676 27018 27417 27729 30336 30784 31616 31968 32832 32856 32864 33744 34128 34632 35076 35568 35594 36024 36556 36963 36972 37446 37962 37999 39026 40527 42624 43808 44928 44992 45504 46176 46768 47424 48032 49284 49296 49928 50616 50653 51948 52022 52614 53352 53391 54036 54834 55458 55537 56169 58539 61568 63936 65664 65712 65728 67488 68256 69264 70152 71136 71188 72048 73112 73926 73944 74892 75924 75998 78033 78052 78921 81054 81133 82251 87616 89984 91008 92352 93536 94848 96064 98568 98592 99856 101232 101306 103896 104044 105228 106704 106782 108072 108151 109668 110916 111074 112338 113997 117078 118579 127872 131424 131456 134976 136512 138528 140304 142272 142376 144096 146224 147852 147888 149784 151848 151959 151996 156066 156104 157842 160173 162108 162266 164502 166611 168507 175232 175617 184704 187072 192128 197136 197184 199712 202464 202612 207792 208088 210456 213408 213564 216144 216302 219336 221832 222148 224676 227994 230917 234099 234156 237158 243399 246753 262848 269952 273024 277056 280608 284544 284752 288192 292448 295704 295776 299568 303696 303918 303992 312132 312208 315684 320346 324216 324453 324532 329004 333222 337014 338143 341991 351234 355737 374144 394272 394368 399424 404928 405224 415584 416176 420912 426816 427128 432288 432604 438672 443664 444296 449352 455877 455988 461834 468198 468312 474316 480519 486798 493039 493506 499833 525696 526851 554112 561216 569504 576384 584896 591408 591552 599136 607392 607836 607984 624264 624416 631368 640692 648432 648906 649064 658008 658489 666444 674028 676286 683982 692751 702297 702468 711474 721981 730197 788544 798848 809856 810448 831168 832352 841824 853632 854256 864576 865208 877344 887328 888592 898704 911754 911976 923668 936396 936624 948632 961038 962407 973359 973596 986078 987012 999666 1014429 1025973 1053702 1067211 1122432 1139008 1169792 1182816 1183104 1198272 1214784 1215672 1215968 1248528 1248832 1262736 1281384 1296864 1297812 1298128 1316016 1316978 1332888 1348056 1352572 1367631 1367964 1385502 1404594 1404936 1405963 1422948 1443962 1460394 1479117 1499499 1541527 1577088 1620896 1662336 1664704 1683648 1708512 1729152 1730416 1754688 1774656 1777184 1797408 1823508 1823952 1847336 1872792 1873248 1897264 1922076 1924814 1946718 1947192 1972156 1974024 1975467 1999332 2028858 2051946 2054869 2078253 2107404 2134422 2165943 2190591 2278016 2365632 2396544 2429568 2431344 2431936 2497056 2497664 2525472 2562768 2593728 2595624 2596256 2632032 2633956 2665776 2696112 2705144 2735262 2735928 2771004 2809188 2809872 2811926 2845896 2887221 2887924 2920077 2920788 2958234 2998998 3001921 3043287 3083054 3201633 3241792 3329408 3367296 3417024 3460832 3509376 3549312 3554368 3594816 3647016 3647904 3694672 3745584 3746496 3794528 3844152 3849628 3893436 3894384 3944312 3948048 3950934 3998664 4001587 4057716 4103892 4109738 4156506 4214808 4217889 4268844 4331886 4381182 4387423 4437351 4624581 4731264 4862688 4863872 4994112 5050944 5125536 5187456 5191248 5192512 5264064 5267912 5331552 5392224 5410288 5470524 5471856 5542008 5618376 5619744 5623852 5691792 5774442 5775848 5840154 5841576 5916468 5926401 5997996 6003842 6086574 6164607 6166108 6234759 6403266 6409507 6483584 6497829 6834048 6921664 7108736 7189632 7294032 7295808 7389344 7491168 7492992 7589056 7688304 7699256 7786872 7788768 7888624 7896096 7901868 7997328 8003174 8115432 8207784 8219476 8313012 8429616 8435778 8537688 8543929 8661663 8663772 8762364 8774846 8874702 9005763 9129861 9249162 9367741 9725376 9988224 10101888 10251072 10382496 10385024 10528128 10535824 10663104 10784448 10820576 10941048 10943712 11084016 11236752 11239488 11247704 11383584 11548884 11551696 11680308 11683152 11832936 11852802 11995992 12004761 12007684 12173148 12329214 12332216 12469518 12511291 12653667 12806532 12819014 12995658 13162269 13312053 13843328 13873743 14588064 14591616 14778688 14982336 15178112 15376608 15398512 15573744 15577536 15777248 15792192 15803736 15994656 16006348 16230864 16415568 16438952 16626024 16859232 16871556 17075376 17087858 17323326 17327544 17524728 17549692 17749404 17779203 18011526 18242443 18259722 18493821 18498324 18735482 19228521 19450752 19493487 20502144 20764992 21071648 21326208 21568896 21641152 21882096 21887424 22168032 22473504 22478976 22495408 22767168 23097768 23103392 23360616 23366304 23665872 23705604 23991984 24009522 24015368 24346296 24658428 24664432 24939036 25022582 25307334 25613064 25631787 25638028 25984989 25991316 26324538 26624106 26713297 27017289 27747486 28103223 29176128 29557376 29964672 30753216 30797024 31147488 31155072 31554496 31584384 31607472 31989312 32012696 32461728 32831136 32877904 33252048 33718464 33743112 34150752 34175716 34646652 34655088 35049456 35099384 35498808 35558406 36014283 36023052 36484886 36519444 36987642 36996648 37470964 37533873 37961001 38457042 38986974 39486807 41529984 41621229 42143296 43282304 43764192 43774848 44336064 44947008 44990816 45534336 46195536 46206784 46721232 46732608 47331744 47411208 47983968 48019044 48030736 48692592 49316856 49328864 49878072 50045164 50614668 51226128 51263574 51276056 51969978 51982632 52020631 52649076 53248212 53426594 54034578 54727329 55481463 55494972 56206446 57036499 57685563 58352256 61506432 61594048 62294976 63108992 63214944 63978624 64025392 64923456 65662272 65755808 66504096 67436928 67486224 68301504 68351432 69293304 69310176 70098912 70198768 70997616 71116812 72028566 72046104 72969772 73038888 73975284 73993296 74941928 75067746 75922002 76030153 76895361 76914084 77973948 78973614 80139891 81051867 83242458 84286592 84309669 87528384 88672128 89894016 89981632 92391072 92413568 93442464 93465216 94663488 94822416 95967936 96038088 96061472 97385184 98633712 98657728 99756144 100090328 101229336 102452256 102527148 102552112 103939956 103965264 104041262 105298152 106496424 106853188 108042849 108069156 109454658 110962926 110989944 111071077 112412892 112601619 114072998 115371126 118460421 121780633 123188096 124589952 126429888 128050784 129846912 131324544 131511616 133008192 134972448 136603008 136702864 138586608 138620352 140197824 140397536 141995232 142233624 144057132 144092208 145939544 146077776 147950568 147986592 149883856 150135492 151844004 152060306 153790722 153828168 155947896 156061893 157947228 160279782 162103734 162334651 164181987 166484916 168619338 171109497 173056689 175056768 179963264 184782144 186884928 189326976 189644832 191935872 192076176 192122944 194770368 197267424 197315456 199512288 200180656 202458672 204904512 205054296 205104224 207879912 207930528 208082524 210596304 212992848 213706376 216085698 216138312 218909316 221925852 221979888 222142154 224825784 225203238 228090459 228145996 230686083 230742252 236920842 237151759 240419673 243561266 252859776 252929007 256101568 263023232 266016384 269944896 273405728 277173216 277240704 280395648 280795072 283990464 284467248 288114264 288184416 291879088 292155552 295901136 295973184 299767712 300270984 303688008 304120612 307581444 307656336 311895792 312123786 315894456 316125373 320559564 324207468 324669302 328363974 332969832 333213231 337238676 337804857 342218994 346113378 346606417 365341899 369564288 373769856 379289664 384152352 384245888 389540736 394534848 399024576 400361312 404917344 409809024 410108592 410208448 415759824 415861056 416165048 421192608 425985696 427412752 432171396 432276624 437818632 443851704 443959776 444284308 449651568 450406476 456180918 456291992 461372166 461484504 468185679 473841684 474303518 480839346 487003953 487122532 492545961 505858014 512203136 513328491 539889792 546811456 554346432 561590144 567980928 568934496 576228528 576368832 583758176 584311104 591802272 591946368 599535424 600541968 607376016 608241224 615162888 615312672 623791584 624247572 631788912 632250746 641119128 648414936 649338604 656727948 665939664 666426462 674477352 674970391 675609714 684271377 684437988 692226756 693212834 711455277 721259019 730683798 758579328 768304704 789069696 798049152 800722624 809834688 820217184 820416896 831519648 831722112 832330096 842385216 851971392 854825504 864342792 864553248 875637264 887703408 887919552 888568616 899303136 900812952 912361836 912583984 922744332 922969008 936371358 947683368 948376119 948607036 961678692 974007906 974245064 985091922 988391989 999639693 1011716028 1026656982 1039819251 1093622912 1096025697 1108692864 1137868992 1152457056 1152737664 1167516352 1168622208 1183604544 1199070848 1201083936 1214752032 1216482448 1230325776 1230625344 1247583168 1248495144 1263577824 1264501492 1282238256 1296829872 1298677208 1313455896 1331879328 1332852924 1348954704 1349940782 1351219428 1368542754 1368875976 1384453512 1386425668 1404557037 1422910554 1442518038 1461011859 1461367596 1536609408 1539985473 1601445248 1619669376 1640434368 1663039296 1664660192 1684770432 1703942784 1709651008 1728685584 1729106496 1751274528 1775406816 1775839104 1777137232 1798606272 1801625904 1824723672 1825167968 1845488664 1845938016 1872742716 1895366736 1896752238 1897214072 1923357384 1948015812 1948490128 1970183844 1976783978 1999279386 2023432056 2024911173 2052814131 2053313964 2079638502 2110350463 2134365831 2192051394 2275737984 2304914112 2335032704 2367209088 2402167872 2429504064 2432964896 2460651552 2461250688 2495166336 2496990288 2527155648 2529002984 2564476512 2593659744 2597354416 2626911792 2663758656 2665705848 2697909408 2699881564 2702438856 2737085508 2737751952 2768907024 2772851336 2809114074 2845128357 2845821108 2885036076 2922023718 2922735192 2965175967 2998919079 3079970946 3119457753 3280868736 3288077091 3326078592 3329320384 3419302016 3457371168 3458212992 3502549056 3550813632 3554274464 3597212544 3603251808 3649447344 3650335936 3690977328 3691876032 3745485432 3790733472 3793504476 3794428144 3846714768 3896031624 3896980256 3940367688 3953567956 3998558772 4046864112 4049822346 4105628262 4106627928 4109629849 4159277004 4220700926 4268731662 4383035577 4384102788 4505883421 4609828224 4804335744 4859008128 4865929792 4921303104 4993980576 5054311296 5058005968 5128953024 5187319488 5194708832 5253823584 5327517312 5331411696 5395818816 5399763128 5404877712 5474171016 5475503904 5537814048 5545702672 5618228148 5690256714 5691642216 5770072152 5844047436 5845470384 5930351934 5997838158 6006382087 6074733519 6159941892 6238915506 6331051389 6403097493 6576154182 6658640768 6914742336 7005098112 7101627264 7108548928 7206503616 7298894688 7300671872 7381954656 7383752064 7490970864 7581466944 7587008952 7588856288 7693429536 7792063248 7793960512 7880735376 7907135912 7997117544 8093728224 8099644692 8211256524 8213255856 8219259698 8318554008 8441401852 8535385071 8537463324 8766071154 8768205576 8774615083 8895527901 9011766842 9358373259 9731859584 9842606208 9987961152 10116011936 10257906048 10374638976 10389417664 10507647168 10662823392 10791637632 10799526256 10809755424 10948342032 10951007808 11075628096 11091405344 11236456296 11380513428 11383284432 11540144304 11688094872 11690940768 11860703868 11995676316 12012764174 12149467038 12319883784 12328889547 12477831012 12662102778 12806194986 12824437429 13152308364 13517650263 13829484672 14217097856 14413007232 14597789376 14763909312 14981941728 15162933888 15174017904 15177712576 15386859072 15584126496 15587921024 15761470752 15814271824 15994235088 16187456448 16199289384 16422513048 16426511712 16438519396 16637108016 16882803704 17070770142 17074926648 17532142308 17536411152 17549230166 17791055802 18019146261 18023533684 18224200557 18716746518 18993154167 19975922304 20232023872 20778835328 21015294336 21325646784 21599052512 21619510848 21896684064 21902015616 22151256192 22182810688 22472912592 22761026856 22766568864 23080288608 23376189744 23381881536 23721407736 23991352632 24025528348 24298934076 24639767568 24657779094 24955662024 24973904467 25324205556 25612389972 25648874858 26304616728 26323845249 26686583703 27035300526 29195578752 29527818624 29963883456 30348035808 30355425152 30773718144 31168252992 31522941504 31628543648 31988470176 32374912896 32398578768 32845026096 32853023424 32877038792 33274216032 33765607408 34141540284 34149853296 35064284616 35072822304 35098460332 35582111604 36038292522 36047067368 36448401114 36986668641 37433493036 37986308334 38473312287 40464047744 40552950789 42651293568 43198105024 43239021696 43793368128 44365621376 44945825184 45522053712 45533137728 46160577216 46752379488 46763763072 47442815472 47982705264 48051056696 48597868152 49279535136 49315558188 49911324048 49947808934 50648411112 51224779944 51297749716 52609233456 52647690498 53373167406 54057438783 54070601052 56979462501 59927766912 60696071616 62336505984 63045883008 63257087296 63976940352 64797157536 65690052192 65706046848 65754077584 66548432064 67531214816 68283080568 68299706592 70128569232 70145644608 70196920664 71164223208 72076585044 72094134736 72896802228 73973337282 74866986072 74921713401 75972616668 76946624574 78082967131 78971535747 81105901578 86396210048 87586736256 89891650368 91044107424 91066275456 92321154432 93504758976 94885630944 95965410528 96102113392 97195736304 98559070272 98631116376 99822648096 99895617868 101296822224 102449559888 102595499432 105218466912 105295380996 106746334812 108114877566 108141202104 110960005923 113958925002 115419936861 121392143232 121658852367 126514174592 127953880704 129594315072 131380104384 131508155168 133096864128 135062429632 136566161136 136599413184 140257138464 140291289216 140393841328 142328446416 144153170088 144188269472 145793604456 147946674564 149733972144 149843426802 151945233336 153893249148 156165934262 157943071494 162172316349 162211803156 166717686577 179783300736 182088214848 187009517952 189771261888 191930821056 192204226784 194391472608 197118140544 197262232752 199645296192 199791235736 202593644448 204899119776 205190998864 210436933824 210590761992 213492669624 216229755132 216282404208 221920011846 224765140203 227917850004 230839873722 234248901393 236914607241 243317704734 259188630144 262760208768 263016310336 270124859264 273132322272 273198826368 280514276928 280787682656 284656892832 288306340176 288376538944 291587208912 295893349128 299467944288 299686853604 303890466672 307786498296 312331868524 315886142988 324344632698 324423606312 324660758071 333435373154 346259810583 364176429696 379542523776 383861642112 384408453568 388782945216 394524465504 399290592384 399582471472 405187288896 409798239552 410381997728 420873867648 421181523984 426985339248 432459510264 432564808416 443840023692 449530280406 455835700008 461679747444 468497802786 473829214482 474504184873 486635409468 500153059731 526032620672 546264644544 561028553856 561575365312 569313785664 576612680352 576753077888 583174417824 591786698256 598935888576 599373707208 607780933344 615572996592 624663737048 631772285976 648689265396 648847212624 649321516142 666870746308 674295420609 692519621166 702746704179 768816907136 777565890432 789048931008 799164942944 810374577792 819596479104 820763995456 842363047968 853970678496 864919020528 865129616832 887680047384 899060560812 911671400016 923359494888 936995605572 947658428964 949008369746 973270818936 973982274213 1000306119462 1092529289088 1123150730624 1138627571328 1153225360704 1166348835648 1183573396512 1197871777152 1198747414416 1215561866688 1231145993184 1249327474096 1263544571952 1297378530792 1297694425248 1298643032284 1333741492616 1348590841218 1385039242332 1405493408358 1423512554619 1500459179193 1578097862016 1598329885888 1641527990912 1684726095936 1707941356992 1729838041056 1730259233664 1775360094768 1798121121624 1823342800032 1846718989776 1873991211144 1895316857928 1898016739492 1946541637872 1947964548426 2000612238924 2108240112537 2306450721408 2332697671296 2367146793024 2397494828832 2431123733376 2462291986368 2498654948192 2527089143904 2594757061584 2595388850496 2597286064568 2667482985232 2697181682436 2770078484664 2810986816716 2847025109238 2921946822639 3000918358386 3196659771776 3369452191872 3415882713984 3459676082112 3550720189536 3596242243248 3646685600064 3693437979552 3747982422288 3790633715856 3796033478984 3893083275744 3895929096852 4001224477848 4216480225074 4270537663857 4501377537579 4734293586048 4794989657664 4924583972736 4997309896384 5054178287808 5189514123168 5190777700992 5194572129136 5334965970464 5394363364872 5540156969328 5621973633432 5694050218476 5843893645278 6001836716772 6168554403349 6919352164224 7101440379072 7192484486496 7293371200128 7386875959104 7495964844576 7581267431712 7592066957968 7786166551488 7791858193704 8002448955696 8432960450148 8541075327714 8765840467917 9002755075158 9589979315328 9994619792768 10108356575616 10379028246336 10389144258272 10669931940928 10788726729744 11080313938656 11243947266864 11388100436952 11687787290556 12003673433544 12337108806698 12811612991571 14202880758144 14384968972992 14773751918208 14991929689152 15162534863424 15184133915936 15572333102976 15583716387408 16004897911392 16865920900296 17082150655428 17531680935834 18005510150316 18505663210047 20758056492672 20778288516544 21339863881856 21577453459488 22160627877312 22487894533728 22776200873904 23375574581112 24007346867088 24674217613396 25623225983142 28769937945984 29983859378304 30325069726848 30368267831872 31167432774816 32009795822784 33731841800592 34164301310856 35063361871668 36011020300632 37011326420094 41556577033088 43154906918976 44321255754624 44975789067456 45552401747808 46751149162224 48014693734176 49348435226792 51246451966284 55516989630141 60736535663744 62334865549632 64019591645568 67463683601184 68328602621712 70126723743336 72022040601264 74022652840188 86309813837952 89951578134912 91104803495616 93502298324448 96029387468352 98696870453584 102492903932568 111033979260282 124669731099264 134927367202368 136657205243424 140253447486672 144044081202528 148045305680376 166550968890423 182209606991232 187004596648896 192058774936704 197393740907168 204985807865136 222067958520564 269854734404736 273314410486848 280506894973344 288088162405056 296090611360752 333101937780846 374009193297792 394787481814336 409971615730272 444135917041128 546628820973696 561013789946688 576176324810112 592181222721504 666203875561692 789574963628672 819943231460544 888271834082256 1122027579893376 1184362445443008 1332407751123384 1639886462921088 1776543668164512 2368724890886016 2664815502246768 3553087336329024 5329631004493536 7106174672658048 10659262008987072 21318524017974144
- Sum of all divisors σ(n): 74246522649600000
- Sum of proper divisors (its aliquot sum) s(n): 52927998631625856
- 21318524017974144 is an abundant number, because the sum of its proper divisors (52927998631625856) is greater than itself. Its abundance is 31609474613651712
Bases of 21318524017974144
- Binary: 10010111011110100010101101010110011101000011011100000002
- Hexadecimal: 0x4BBD15AB3A1B80
- Base-36: 5TWSAQCBMO0
Squares and roots of 21318524017974144
- 21318524017974144 squared (213185240179741442) is 454479466304940440809981852532736
- 21318524017974144 cubed (213185240179741443) is 9688831418097943478386324957325683656474161577984
-
The
square root of 21318524017974144 is 146008643.6413068799 -
The
cube root of 21318524017974144 is 277280.3185983563
Scales and comparisons
How big is 21318524017974144?- 21,318,524,017,974,144 seconds is equal to 677,863,121 years, 12 weeks, 5 days, 23 hours, 2 minutes, 24 seconds.
-
To count from 1 to 21,318,524,017,974,144 would take you about two billion, thirty-three million, five hundred eighty-nine thousand, three hundred sixty-three 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 21318524017974144 cubic inches would be around 23106.7 feet tall.
Recreational maths with 21318524017974144
- 21318524017974144 backwards is 44147971042581312
- The number of decimal digits it has is: 17
- The sum of 21318524017974144's digits is 63
- More coming soon!
Link to this page
HTML: To link to this page, just copy and paste the link below into your blog, web page or email.
BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:
Cite this page
MLA style:
"Number 21318524017974144 - Facts about the integer". Numbermatics.com. 2024. Web. 15 May 2024.
APA style:
Numbermatics. (2024). Number 21318524017974144 - Facts about the integer. Retrieved 15 May 2024, from https://numbermatics.com/n/21318524017974144/
Chicago style:
Numbermatics. 2024. "Number 21318524017974144 - Facts about the integer". https://numbermatics.com/n/21318524017974144/
The information we have on file for 21318524017974144 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
Keywords: Divisors of 21318524017974144, math, Factors of 21318524017974144, curriculum, school, college, exams, university, Prime factorization of 21318524017974144, STEM, science, technology, engineering, physics, economics, calculator, twenty-one quadrillion, three hundred eighteen trillion, five hundred twenty-four billion, seventeen million, nine hundred seventy-four thousand, one hundred forty-four.