20942971423422720

Names of 20942971423422720

• Cardinal: 20942971423422720 can be written as Twenty quadrillion, nine hundred forty-two trillion, nine hundred seventy-one billion, four hundred twenty-three million, four hundred twenty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.094297142342272 × 10¹⁶

Factors of 20942971423422720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1847272

Divisors of 20942971423422720

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 67 70 80 84 96 105 112 120 128 134 140 160 168 192 201 210 224 240 256 268 280 320 335 336 384 402 420 448 469 480 536 560 640 670 672 768 804 840 896 938 960 1005 1072 1120 1280 1340 1344 1407 1608 1680 1792 1876 1920 2010 2144 2240 2345 2680 2688 2814 3216 3360 3752 3840 4020 4288 4480 4690 5360 5376 5628 6317 6432 6720 7035 7504 8040 8576 8960 9380 10720 11256 12634 12864 13440 14070 15008 16080 17152 18760 18951 21440 22512 25268 25728 26880 28140 30016 31585 32160 37520 37902 42880 44219 45024 50536 51456 56280 60032 63170 64320 75040 75804 85760 88438 90048 94755 101072 112560 120064 126340 128640 132657 150080 151608 176876 180096 189510 202144 221095 225120 252680 257280 265314 300160 303216 353752 360192 379020 404288 423239 442190 450240 505360 530628 600320 606432 663285 707504 758040 808576 846478 884380 900480 1010720 1061256 1212864 1269717 1326570 1415008 1516080 1617152 1692956 1768760 1800960 1840871 2021440 2116195 2122512 2425728 2539434 2653140 2830016 2962673 3032160 3385912 3537520 3681742 4042880 4232390 4245024 4851456 5078868 5306280 5522613 5660032 5925346 6064320 6348585 6771824 7075040 7363484 8085760 8464780 8490048 8888019 9204355 10157736 10612560 11045226 11320064 11850692 12128640 12697170 12886097 13543648 14150080 14726968 14813365 16929560 16980096 17776038 18408710 20315472 21225120 22090452 23701384 24257280 25394340 25772194 27087296 27613065 28300160 29453936 29626730 33859120 33960192 35552076 36817420 38658291 40630944 42450240 44180904 44440095 47402768 50788680 51544388 54174592 55226130 56600320 58907872 59253460 64430485 67718240 71104152 73634840 77316582 81261888 84900480 88361808 88880190 94805536 101577360 103088776 108349184 110452260 117815744 118506920 123338357 128860970 135436480 142208304 147269680 154633164 162523776 169800960 176723616 177760380 189611072 193291455 203154720 206177552 220904520 235631488 237013840 246676714 257721940 270872960 284416608 294539360 309266328 325047552 353447232 355520760 370015071 379222144 386582910 406309440 412355104 441809040 471262976 474027680 493353428 515443880 541745920 568833216 589078720 616691785 618532656 706894464 711041520 740030142 758444288 773165820 812618880 824710208 863368499 883618080 948055360 986706856 1030887760 1137666432 1178157440 1233383570 1237065312 1413788928 1422083040 1480060284 1546331640 1625237760 1649420416 1726736998 1767236160 1850075355 1896110720 1973413712 2061775520 2275332864 2356314880 2466767140 2474130624 2590105497 2844166080 2960120568 3092663280 3298840832 3453473996 3534472320 3700150710 3792221440 3946827424 4123551040 4316842495 4933534280 4948261248 5180210994 5688332160 5920241136 6185326560 6906947992 7068944640 7400301420 7893654848 8247102080 8633684990 9867068560 9896522496 10360421988 11376664320 11628782107 11840482272 12370653120 12950527485 13813895984 14800602840 15787309696 16494204160 17267369980 19734137120 20720843976 23257564214 23680964544 24741306240 25901054970 27627791968 29601205680 31574619392 34534739960 34886346321 39468274240 41441687952 46515128428 47361929088 49482612480 51802109940 55255583936 58143910535 59202411360 69069479920 69772692642 78936548480 81401474749 82883375904 93030256856 94723858176 103604219880 110511167872 116287821070 118404822720 138138959840 139545385284 157873096960 162802949498 165766751808 174431731605 186060513712 207208439760 221022335744 232575642140 236809645440 244204424247 276277919680 279090770568 325605898996 331533503616 348863463210 372121027424 407007373745 414416879520 465151284280 473619290880 488408848494 552555839360 558181541136 651211797992 663067007232 697726926420 744242054848 779128401169 814014747490 828833759040 930302568560 976817696988 1105111678720 1116363082272 1221022121235 1302423595984 1395453852840 1488484109696 1558256802338 1628029494980 1657667518080 1860605137120 1953635393976 2232726164544 2337385203507 2442044242470 2604847191968 2790907705680 2976968219392 3116513604676 3256058989960 3315335036160 3721210274240 3895642005845 3907270787952 4465452329088 4674770407014 4884088484940 5209694383936 5453898808183 5581815411360 6233027209352 6512117979920 7442420548480 7791284011690 7814541575904 8930904658176 9349540814028 9768176969880 10419388767872 10907797616366 11163630822720 11686926017535 12466054418704 13024235959840 14884841096960 15582568023380 15629083151808 16361696424549 18699081628056 19536353939760 20838777535744 21815595232732 22327261645440 23373852035070 24932108837408 26048471919680 27269494040915 31165136046760 31258166303616 32723392849098 37398163256112 39072707879520 43631190465464 44654523290880 46747704070140 49864217674816 52096943839360 54538988081830 62330272093520 62516332607232 65446785698196 74796326512224 78145415759040 81808482122745 87262380930928 93495408140280 99728435349632 104193887678720 109077976163660 124660544187040 130893571396392 149592653024448 156290831518080 163616964245490 174524761861856 186990816280560 199456870699264 218155952327320 249321088374080 261787142792784 299185306048896 312581663036160 327233928490980 349049523723712 373981632561120 436311904654640 498642176748160 523574285585568 598370612097792 654467856981960 698099047447424 747963265122240 872623809309280 997284353496320 1047148571171136 1308935713963920 1396198094894848 1495926530244480 1745247618618560 2094297142342272 2617871427927840 2991853060488960 3490495237237120 4188594284684544 5235742855855680 6980990474474240 10471485711711360 20942971423422720
• Sum of all divisors σ(n): 77595092501262336
• Sum of proper divisors (its aliquot sum) s(n): 56652121077839616
• 20942971423422720 is an abundant number, because the sum of its proper divisors (56652121077839616) is greater than itself. Its abundance is 35709149654416896

Bases of 20942971423422720

• Binary: 1001010011001111000010110000100001110111111100100000000₂
• Hexadecimal: 0x4A6785843BF900
• Base-36: 5Q7NW920A2O

Squares and roots of 20942971423422720

• 20942971423422720 squared (20942971423422720²) is 438608052042300670689039812198400
• 20942971423422720 cubed (20942971423422720³) is 9185755900005008129173615845694048915735707648000
• The square root of 20942971423422720 is 144716866.4096300835
• The cube root of 20942971423422720 is 275642.4491328917

Scales and comparisons

• 20,942,971,423,422,720 seconds is equal to 665,921,710 years, 20 weeks, 5 days, 21 hours, 52 minutes.
• To count from 1 to 20,942,971,423,422,720 would take you about one billion, nine hundred ninety-seven million, seven hundred sixty-five thousand, one hundred thirty-one 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 20942971423422720 cubic inches would be around 22970.2 feet tall.

Recreational maths with 20942971423422720

• 20942971423422720 backwards is 02722432417924902
• 20942971423422720 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 20942971423422720's digits is 60
• More coming soon!