21308721390793616
21,308,721,390,793,616 is an even composite number composed of five prime numbers multiplied together.
21308721390793616 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of nine hundred divisors.
Prime factorization of 21308721390793616:
24 × 132 × 174 × 372 × 413
(2 × 2 × 2 × 2 × 13 × 13 × 17 × 17 × 17 × 17 × 37 × 37 × 41 × 41 × 41)See below for interesting mathematical facts about the number 21308721390793616 from the Numbermatics database.
Names of 21308721390793616
- Cardinal: 21308721390793616 can be written as Twenty-one quadrillion, three hundred eight trillion, seven hundred twenty-one billion, three hundred ninety million, seven hundred ninety-three thousand, six hundred sixteen.
Scientific notation
- Scientific notation: 2.1308721390793616 × 1016
Factors of 21308721390793616
Divisors of 21308721390793616
- Number of divisors d(n): 900
-
Complete list of divisors:
1 2 4 8 13 16 17 26 34 37 41 52 68 74 82 104 136 148 164 169 208 221 272 289 296 328 338 442 481 533 578 592 629 656 676 697 884 962 1066 1156 1258 1352 1369 1394 1517 1681 1768 1924 2132 2312 2516 2704 2738 2788 2873 3034 3362 3536 3757 3848 4264 4624 4913 5032 5476 5576 5746 6068 6253 6724 6929 7514 7696 8177 8528 9061 9826 10064 10693 10952 11152 11492 11849 12136 12506 13448 13858 15028 16354 17797 18122 19652 19721 21386 21853 21904 22984 23273 23698 24272 25012 25789 26896 27716 28577 30056 32708 35594 36244 39304 39442 42772 43706 45968 46546 47396 48841 50024 51578 55432 56129 57154 60112 62197 63869 65416 68921 71188 72488 78608 78884 83521 85544 87412 93092 94792 97682 100048 103156 106301 110864 112258 114308 117793 124394 127738 130832 137842 139009 142376 144976 154037 157768 167042 171088 174824 181781 186184 189584 195364 201433 206312 212602 224516 228616 231361 235586 248788 255476 256373 275684 278018 284089 284752 302549 308074 315536 334084 335257 349648 363562 371501 372368 390728 395641 402866 412624 425204 438413 449032 457232 462722 471172 485809 497576 510952 512746 551368 556036 568178 605098 616148 668168 670514 727124 729677 743002 781456 791282 805732 808561 830297 850408 876826 895973 898064 925444 942344 954193 971618 995152 1021904 1025492 1057349 1085773 1102736 1112072 1136356 1171657 1210196 1232296 1336336 1341028 1454248 1459354 1486004 1582564 1611464 1617122 1660594 1700816 1753652 1791946 1807117 1850888 1884688 1908386 1943236 2002481 2050984 2114698 2171546 2224144 2272712 2301289 2343314 2363153 2420392 2464592 2550077 2618629 2682056 2908496 2918708 2972008 3090277 3165128 3222928 3234244 3321188 3424361 3507304 3583892 3614234 3701776 3816772 3886472 3933137 4004962 4101968 4229396 4343092 4358341 4545424 4602578 4686628 4726306 4829513 4840784 5100154 5143333 5237258 5364112 5699369 5837416 5944016 6180554 6315517 6330256 6468488 6642376 6725897 6848722 7014608 7167784 7228468 7453021 7633544 7772944 7866274 8009924 8258753 8458792 8686184 8716682 9205156 9373256 9452612 9485801 9659026 10200308 10286666 10474516 10511293 11398738 11647649 11674832 12361108 12404509 12631034 12936976 13284752 13451794 13697444 13745537 14115049 14335568 14456936 14906042 15231541 15267088 15732548 16019848 16221281 16517506 16917584 17372368 17433364 17974933 18410312 18746512 18905224 18971602 19318052 19918169 20400616 20573332 20949032 21022586 22797476 23295298 24722216 24809018 25262068 26903588 27394888 27491074 28230098 28913872 29812084 29916757 30463082 30720989 31465096 32039696 32442562 33035012 33151001 34042177 34866728 35949866 36820624 37810448 37943204 38636104 39121913 39836338 40173601 40801232 41146664 41898064 42045172 43351309 44516693 45594952 46590596 49444432 49618036 50524136 53807176 54789776 54982148 56460196 59624168 59833514 60926164 61441978 62930192 64885124 66070024 66302002 66863329 68084354 69733456 71899732 74091797 75886408 77272208 78243826 79672676 80347202 82101721 82293328 84090344 86702618 87436661 89033386 91189904 93181192 94352849 96889273 99236072 101048272 107363789 107614352 109964296 112920392 114340249 119248336 119667028 121852328 122883956 126701357 129770248 132140048 132604004 133726658 136168708 140398801 143799464 148183594 151772816 156487652 159345352 160694404 161258617 164203442 168180688 173405236 174873322 178066772 178691981 186362384 188705698 193778546 198010033 198472144 210876653 214727578 219928592 225840784 228680498 233674129 239334056 243704656 245767912 253402714 258936197 259540496 265208008 267453316 272337416 275761777 280797602 287598928 296367188 305573861 312975304 318690704 321388808 322517234 328406884 338608873 346810472 349746644 356133544 357383962 377411396 387557092 388917841 396020066 421753306 429455156 430963013 457360996 467348258 478668112 491535824 506805428 508584869 517872394 522256813 530416016 534906632 544674832 551523554 561595204 563567017 578717009 592734376 611147722 625950608 642777616 645034468 656813768 665072521 677217746 693620944 699493288 712267088 714767924 736972253 754822792 775114184 777835682 792040132 843506612 858910312 861926026 914721992 934696516 1013610856 1017169738 1035744788 1044513626 1069813264 1103047108 1123190408 1127134034 1136676593 1157434018 1185468752 1222295444 1226587037 1259560549 1290068936 1313627536 1330145042 1354435492 1395729257 1398986576 1429535848 1473944506 1486423237 1509645584 1550228368 1555671364 1584080264 1603998433 1647117641 1687013224 1717820624 1723852052 1825184413 1829443984 1869393032 2027221712 2034339476 2071489576 2089027252 2206094216 2246380816 2254268068 2273353186 2314868036 2444590888 2453174074 2519121098 2580137872 2660290084 2708870984 2741396489 2791458514 2859071696 2947889012 2972846474 3037763677 3111342728 3168160528 3207996866 3294235282 3366170561 3374026448 3447704104 3584903101 3650368826 3738786064 3972460193 4068678952 4142979152 4178054504 4401915349 4412188432 4508536136 4546706372 4629736072 4687950209 4889181776 4906348148 5038242196 5194755637 5320580168 5417741968 5482792978 5582917028 5756350841 5895778024 5945692948 6075527354 6222685456 6415993732 6588470564 6611603297 6732341122 6895408208 7169806202 7300737652 7326371221 7944920386 8137357904 8356109008 8645942773 8803830698 9017072272 9093412744 9259472144 9375900418 9580639289 9812696296 10076484392 10389511274 10641160336 10965585956 11165834056 11306232857 11512701682 11791556048 11891385896 12151054708 12528528301 12831987464 13176941128 13223206594 13464682244 14339612404 14601475304 14652742442 15889840772 15945631481 17291885546 17607661396 18186825488 18751800836 19161278578 19323502081 19625392592 20152968784 20779022548 20851979629 21412529333 21931171912 22331668112 22612465714 23025403364 23727397369 23782771792 24302109416 25057056602 25663974928 26353882256 26446413188 26929364488 27267973361 28679224808 29202950608 29305484884 31779681544 31891262962 34583771092 35215322792 37503601672 38322557156 38647004162 41558045096 41703959258 42825058666 43862343824 45224931428 46050806728 46603740313 47454794738 48604218832 50114113204 51641982509 52892826376 53858728976 54535946722 57224899537 57358449616 58610969768 60943352717 63559363088 63782525924 67531823281 69167542184 70430645584 74832560933 75007203344 76645114312 77294008324 83116090192 83407918516 85650117332 90449862856 92101613456 93207480626 94909589476 100228226408 103283965018 105785652752 109071893444 112397256049 114449799074 117221939536 121886705434 124548310757 127565051848 135063646562 138335084368 146981027141 149665121866 153290228624 154588016648 162870867913 166815837032 171300234664 180899725712 186414961252 189819178952 192205958569 200456452816 206567930036 212984981117 218143786888 224794512098 228899598148 243773410868 249096621514 255130103696 270127293124 271075735177 293962054282 299330243732 309176033296 325741735826 333631674064 342600469328 354483653693 372829922504 379638357904 384411917138 413135860072 425969962234 436287573776 449589024196 457799196296 463555547137 487546821736 498193243028 540254586248 542151470354 587924108564 598660487464 651483471652 708967307386 745659845008 768823834276 792263585321 826271720144 851939924468 877913702653 899178048392 915598392592 927111094274 972823292129 975093643472 996386486056 1080509172496 1084302940708 1175848217128 1197320974928 1302966943304 1417934614772 1537647668552 1584527170642 1703879848936 1755827405306 1798356096784 1854222188548 1910753352833 1945646584258 1992772972112 2117321282869 2168605881416 2351696434256 2498677461397 2605933886608 2768804754521 2835869229544 3075295337104 3169054341284 3407759697872 3511654810612 3708444377096 3821506705666 3891293168516 4234642565738 4337211762832 4608287498009 4997354922794 5537609509042 5671738459088 6026222112781 6338108682568 7023309621224 7416888754192 7643013411332 7782586337032 7880444301329 8469285131476 9216574996018 9994709845588 11075219018084 12052444225562 12676217365136 14046619242448 15286026822664 15565172674064 15760888602658 16938570262952 18433149992036 19989419691176 22150438036168 24104888451124 30572053645328 31521777205316 32482806998161 33877140525904 35994461808773 36866299984072 39978839382352 44300876072336 48209776902248 63043554410632 64965613996322 71988923617546 73732599968144 78340887466153 96419553804496 102445775917277 126087108821264 129931227992644 143977847235092 156681774932306 204891551834554 259862455985288 287955694470184 313363549864612 409783103669108 519724911970576 575911388940368 626727099729224 819566207338216 1253454199458448 1331795086924601 1639132414676432 2663590173849202 5327180347698404 10654360695396808 21308721390793616
- Sum of all divisors σ(n): 50038753343618844
- Sum of proper divisors (its aliquot sum) s(n): 28730031952825228
- 21308721390793616 is an abundant number, because the sum of its proper divisors (28730031952825228) is greater than itself. Its abundance is 7421310562031612
Bases of 21308721390793616
- Binary: 10010111011010000101011010100010001110110110011100100002
- Hexadecimal: 0x4BB42B511DB390
- Base-36: 5TTB7GT724W
Squares and roots of 21308721390793616
- 21308721390793616 squared (213087213907936162) is 454061607310465416569922306355456
- 21308721390793616 cubed (213087213907936163) is 9675472284434645349466066202111193671484431568896
-
The
square root of 21308721390793616 is 145975071.1278936695 -
The
cube root of 21308721390793616 is 277237.8126491017
Scales and comparisons
How big is 21308721390793616?- 21,308,721,390,793,616 seconds is equal to 677,551,428 years, 1 week, 1 day, 20 hours, 26 minutes, 56 seconds.
-
To count from 1 to 21,308,721,390,793,616 would take you about two billion, thirty-two million, six hundred fifty-four thousand, two hundred eighty-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 21308721390793616 cubic inches would be around 23103.2 feet tall.
Recreational maths with 21308721390793616
- 21308721390793616 backwards is 61639709312780312
- 21308721390793616 is a
Harshad number . - The number of decimal digits it has is: 17
- The sum of 21308721390793616's digits is 68
- More coming soon!
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The information we have on file for 21308721390793616 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!
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