20421968828000

Names of 20421968828000

• Cardinal: 20421968828000 can be written as Twenty trillion, four hundred twenty-one billion, nine hundred sixty-eight million, eight hundred twenty-eight thousand.

Scientific notation

• Scientific notation: 2.0421968828 × 10¹³

Factors of 20421968828000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 648

Divisors of 20421968828000

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 25 31 32 34 40 50 62 68 80 85 100 124 125 136 155 160 170 200 248 250 272 289 310 340 400 425 496 500 527 544 578 593 620 680 775 800 850 961 992 1000 1054 1156 1186 1240 1360 1445 1550 1700 1922 2000 2108 2125 2312 2372 2480 2635 2720 2890 2965 3100 3400 3844 3875 4000 4216 4250 4624 4744 4805 4960 5270 5780 5930 6200 6800 7225 7688 7750 8432 8500 8959 9248 9488 9610 10081 10540 11560 11860 12400 13175 13600 14450 14825 15376 15500 16337 16864 17000 17918 18383 18976 19220 20162 21080 23120 23720 24025 24800 26350 28900 29650 29791 30752 31000 32674 34000 35836 36125 36766 38440 40324 42160 44795 46240 47440 48050 50405 52700 57800 59300 59582 62000 65348 65875 68000 71672 72250 73532 74125 76880 80648 81685 84320 89590 91915 94880 96100 100810 105400 115600 118600 119164 120125 124000 130696 131750 143344 144500 147064 148250 148955 153760 161296 163370 171377 179180 183830 192200 201620 210800 223975 231200 237200 238328 240250 252025 261392 263500 277729 286688 289000 294128 296500 297910 312511 322592 326740 342754 358360 367660 384400 403240 408425 421600 447950 459575 474400 476656 480500 504050 506447 522784 527000 555458 569873 578000 588256 593000 595820 625022 653480 685508 716720 735320 744775 768800 806480 816850 856885 895900 919150 953312 961000 1008100 1012894 1054000 1110916 1119875 1139746 1156000 1186000 1191640 1250044 1260125 1306960 1371016 1388645 1433440 1470640 1489550 1562555 1612960 1633700 1713770 1791800 1838300 1922000 2016200 2025788 2042125 2108000 2221832 2239750 2279492 2297875 2372000 2383280 2500088 2520250 2532235 2613920 2742032 2777290 2849365 2941280 2979100 3125110 3267400 3427540 3583600 3676600 3723875 3844000 4032400 4051576 4084250 4284425 4443664 4479500 4558984 4595750 4766560 5000176 5040500 5064470 5312687 5484064 5554580 5698730 5958200 6250220 6534800 6855080 6943225 7167200 7353200 7447750 7812775 8064800 8103152 8168500 8568850 8609599 8887328 8959000 9117968 9191500 9687841 10000352 10081000 10128940 10625374 11109160 11397460 11916400 12500440 12661175 13069600 13710160 13886450 14246825 14706400 14895500 15625550 16206304 16337000 17137700 17219198 17666063 17918000 18235936 18383000 19375682 20162000 20257880 21250748 21422125 22218320 22794920 23832800 25000880 25322350 26563435 27420320 27772900 28493650 29791000 31251100 32674000 34275400 34438396 34716125 35332126 35836000 36766000 38751364 39063875 40324000 40515760 42501496 42844250 43047995 44436640 45589840 48439205 50001760 50644700 53126870 55545800 56987300 59582000 62502200 63305875 65348000 68550800 68876792 69432250 70664252 71234125 73532000 77502728 78127750 81031520 85002992 85688500 86095990 88330315 91179680 96878410 101289400 106253740 111091600 113974600 119164000 125004400 126611750 132817175 137101600 137753584 138864500 141328504 142468250 155005456 156255500 164693297 170005984 171377000 172191980 176660630 193756820 202578800 212507480 215239975 222183200 227949200 242196025 250008800 253223500 265634350 275507168 277729000 282657008 284936500 300323071 310010912 312511000 329386594 342754000 344383960 353321260 387513640 405157600 425014960 430479950 441651575 455898400 484392050 506447000 531268700 555458000 565314016 569873000 600646142 625022000 658773188 664085875 685508000 688767920 706642520 775027280 823466485 850029920 860959900 883303150 968784100 1012894000 1062537400 1076199875 1110916000 1139746000 1201292284 1210980125 1250044000 1317546376 1328171750 1377535840 1413285040 1501615355 1550054560 1646932970 1721919800 1766606300 1937568200 2025788000 2125074800 2152399750 2208257875 2279492000 2402584568 2421960250 2635092752 2656343500 2826570080 3003230710 3293865940 3443839600 3533212600 3875136400 4117332425 4250149600 4304799500 4416515750 4805169136 4843920500 5105492207 5270185504 5312687000 6006461420 6587731880 6887679200 7066425200 7508076775 7750272800 8234664850 8609599000 8833031500 9610338272 9687841000 10210984414 10625374000 12012922840 13175463760 14132850400 15016153550 16469329700 17219198000 17666063000 19375682000 20421968828 20586662125 21250748000 24025845680 25527461035 26350927520 30032307100 32938659400 34438396000 35332126000 37540383875 38751364000 40843937656 41173324250 48051691360 51054922070 60064614200 65877318800 70664252000 75080767750 81687875312 82346648500 102109844140 120129228400 127637305175 131754637600 150161535500 163375750624 164693297000 204219688280 240258456800 255274610350 300323071000 329386594000 408439376560 510549220700 600646142000 638186525875 658773188000 816878753120 1021098441400 1201292284000 1276373051750 2042196882800 2552746103500 4084393765600 5105492207000 10210984414000 20421968828000
• Sum of all divisors σ(n): 55171528828416
• Sum of proper divisors (its aliquot sum) s(n): 34749560000416
• 20421968828000 is an abundant number, because the sum of its proper divisors (34749560000416) is greater than itself. Its abundance is 14327591172416

Bases of 20421968828000

• Binary: 100101001001011011100001100101001011001100000₂
• Hexadecimal: 0x1292DC329660
• Base-36: 78LQ0YKWW

Squares and roots of 20421968828000

• 20421968828000 squared (20421968828000²) is 417056810811803693584000000
• 20421968828000 cubed (20421968828000³) is 8517121189903748404827711599552000000000
• The square root of 20421968828000 is 4519067.2519890651
• The cube root of 20421968828000 is 27333.7490576603

Scales and comparisons

• 20,421,968,828,000 seconds is equal to 649,355 years, 22 weeks, 5 days, 22 hours, 53 minutes, 20 seconds.
• To count from 1 to 20,421,968,828,000 would take you about one million, six hundred twenty-three thousand, three hundred eighty-eight 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 20421968828000 cubic inches would be around 2277.8 feet tall.

Recreational maths with 20421968828000

• 20421968828000 backwards is 00082886912402
• 20421968828000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20421968828000's digits is 50
• More coming soon!