820808506980

Names of 820808506980

• Cardinal: 820808506980 can be written as Eight hundred twenty billion, eight hundred eight million, five hundred six thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 8.2080850698 × 10¹¹

Factors of 820808506980

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2468

Divisors of 820808506980

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 28 29 30 33 35 36 42 44 45 49 55 58 60 63 66 70 77 84 87 90 98 99 105 110 116 121 126 132 140 145 147 154 165 174 180 196 198 203 210 220 231 242 245 252 261 290 294 308 315 319 330 348 363 385 396 406 420 435 441 462 484 490 495 522 539 580 588 605 609 630 638 660 693 726 735 770 812 847 870 882 924 957 980 990 1015 1044 1078 1089 1155 1210 1218 1260 1276 1305 1331 1386 1421 1452 1470 1540 1595 1617 1694 1740 1764 1815 1827 1914 1980 2030 2156 2178 2205 2233 2310 2411 2420 2436 2541 2610 2662 2695 2772 2842 2871 2940 3045 3190 3234 3388 3465 3509 3630 3654 3828 3993 4060 4235 4263 4356 4410 4466 4620 4785 4822 4851 5082 5220 5324 5390 5445 5684 5742 5929 6090 6380 6468 6655 6699 6930 7018 7105 7233 7260 7308 7623 7986 8085 8470 8526 8820 8932 9135 9317 9570 9644 9702 10164 10527 10780 10890 11165 11484 11858 11979 12055 12180 12705 12789 13310 13398 13860 14036 14210 14355 14466 15246 15631 15972 16170 16877 16940 17052 17545 17787 18270 18634 19140 19404 19965 20097 21054 21315 21699 21780 22330 23716 23958 24110 24255 24563 25410 25578 26521 26620 26796 27951 28420 28710 28932 29645 30492 31262 31581 32340 33495 33754 35090 35574 36165 36540 37268 38115 38599 39930 40194 42108 42630 43398 44660 46585 46893 47916 48220 48510 49126 50631 50820 51156 52635 53042 53361 55902 57420 59290 59895 62524 63162 63945 65219 66990 67508 69919 70180 71148 72330 73689 76230 77198 78155 79563 79860 80388 83853 84385 85260 86796 88935 93170 93786 97020 98252 100485 101262 105270 106084 106722 108495 111804 115797 118139 118580 119790 122815 126324 127890 130438 132605 133980 139755 139838 140679 144660 147378 151893 152460 154396 156310 157905 159126 167706 168770 171941 177870 185647 186340 187572 192995 195657 200970 202524 209757 210540 213444 216990 221067 231594 234465 236278 238689 239580 245630 253155 255780 260876 265210 266805 270193 279510 279676 281358 291731 294756 303786 312620 315810 318252 326095 335412 337540 343882 347391 349595 354417 355740 368445 371294 385990 391314 397815 401940 419265 419514 433980 442134 463188 468930 472556 477378 489433 491260 506310 515823 530420 533610 540386 556941 559020 562716 578985 583462 586971 590695 607572 629271 631620 652190 687764 694782 699190 703395 708834 736890 742588 759465 769109 771980 782628 795630 810579 838530 839028 859705 875193 884268 928235 937860 954756 978285 978866 1012620 1031646 1048785 1063251 1067220 1080772 1105335 1113882 1157970 1166924 1173942 1181390 1193445 1258542 1299529 1304380 1350965 1389564 1398380 1406790 1417668 1458655 1468299 1473780 1518930 1538218 1547469 1591260 1621158 1670823 1677060 1719410 1736955 1750386 1772085 1856470 1891351 1956570 1957732 2042117 2063292 2097570 2126502 2210670 2227764 2307327 2315940 2347884 2362780 2386890 2431737 2447165 2517084 2579115 2599058 2625579 2701930 2784705 2813580 2917310 2934855 2936598 3037860 3076436 3094938 3146355 3209041 3242316 3341646 3426031 3438820 3473910 3500772 3544170 3712940 3782702 3845545 3898587 3913140 4052895 4084234 4195140 4253004 4375965 4404897 4421340 4614654 4773780 4863474 4894330 5158230 5198116 5251158 5316255 5383763 5403860 5569410 5674053 5834620 5869710 5873196 6126351 6189876 6292710 6418082 6497645 6683292 6852062 6921981 6947820 7088340 7341495 7565404 7691090 7737345 7797174 8105790 8168468 8354115 8460199 8751930 8809794 9229308 9456755 9627123 9726948 9788660 10210585 10278093 10316460 10502316 10632510 10767526 11138820 11348106 11536635 11695761 11739420 12158685 12252702 12585420 12836164 12995290 13127895 13704124 13843962 14294819 14682990 15382180 15474690 15594348 16045205 16151289 16211580 16708230 16920398 17022159 17130155 17503860 17619588 18379053 18913510 19254246 19492935 20421170 20556186 21265020 21535052 22024485 22463287 22696212 23073270 23391522 24317370 24505404 25380597 25990580 26255790 26918815 27687924 28370265 28589638 28881369 29365980 30631755 30834279 30949380 32090410 32302578 33416460 33840796 34044318 34260310 34609905 36758106 37686341 37827020 38508492 38985870 40842340 41112372 42300995 42884457 44048970 44926574 46146540 46783044 48135615 48453867 48634740 50761194 51390465 52511580 53837630 56740530 57179276 57762738 58478805 59221393 61263510 61668558 64180820 64605156 67389861 68088636 68520620 69219810 71474095 73516212 75372682 76141791 77971740 80756445 84601990 85110795 85768914 88097940 89853148 91895265 93062189 96271230 96907734 101522388 102780930 107675260 112316435 113059023 113481060 115525476 116957610 118442786 122527020 123337116 126902985 128653371 134779722 138439620 142948190 144406845 150745364 152283582 154171395 157243009 161512890 169203980 170221590 171537828 177664179 183790530 186124378 188431705 192542460 193815468 202169583 205561860 214422285 224632870 226118046 233915220 236885572 242269335 253805970 257306742 269559444 279186567 285896380 288813690 296106965 304567164 308342790 314486018 323025780 336949305 339177069 340443180 355328358 367581060 372248756 376863410 380708955 404339166 414549751 428844570 449265740 452236092 465310945 471729027 484538670 507611940 514613484 532992537 558373134 565295115 577627380 592213930 616685580 628972036 643266855 651435323 673898610 678354138 710656716 753726820 761417910 786215045 808678332 829099502 837559701 857689140 888320895 930621890 943458054 969077340 1010847915 1065985074 1116746268 1130590230 1184427860 1243649253 1286533710 1302870646 1347797220 1356708276 1395932835 1415187081 1522835820 1572430090 1658199004 1675119402 1695885345 1776641790 1861243780 1886916108 1954305969 2021695830 2072748755 2131970148 2261180460 2358645135 2487298506 2573067420 2605741292 2664962685 2791865670 2830374162 3144860180 3257176615 3350238804 3391770690 3553283580 3730947759 3908611938 4043391660 4145497510 4187798505 4560047261 4717290270 4974597012 5329925370 5583731340 5660748324 5862917907 6218246265 6514353230 6783541380 7075935405 7461895518 7817223876 8290995020 8375597010 9120094522 9434580540 9771529845 10659850740 11725835814 12436492530 13028706460 13680141783 14151870810 14923791036 16751194020 18240189044 18654738795 19543059690 22800236305 23451671628 24872985060 27360283566 28303741620 29314589535 37309477590 39086119380 41040425349 45600472610 54720567132 58629179070 68400708915 74618955180 82080850698 91200945220 117258358140 136801417830 164161701396 205202126745 273602835660 410404253490 820808506980
• Sum of all divisors σ(n): 3296910314880
• Sum of proper divisors (its aliquot sum) s(n): 2476101807900
• 820808506980 is an abundant number, because the sum of its proper divisors (2476101807900) is greater than itself. Its abundance is 1655293300920

Bases of 820808506980

• Binary: 1011111100011011111111111101111001100100₂
• Hexadecimal: 0xBF1BFFDE64
• Base-36: AH2O6XD0

Squares and roots of 820808506980

• 820808506980 squared (820808506980²) is 673726605130736708720400
• 820808506980 cubed (820808506980³) is 553000528870064005592270670268392000
• The square root of 820808506980 is 905984.8271246047
• The cube root of 820808506980 is 9362.9768507819

Scales and comparisons

• 820,808,506,980 seconds is equal to 26,099 years, 8 weeks, 6 days, 11 hours, 3 minutes.
• To count from 1 to 820,808,506,980 would take you about fifty-two thousand, one hundred ninety-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 820808506980 cubic inches would be around 780.2 feet tall.

Recreational maths with 820808506980

• 820808506980 backwards is 089605808028
• The number of decimal digits it has is: 12
• The sum of 820808506980's digits is 54
• More coming soon!