821147137164970

Names of 821147137164970

• Cardinal: 821147137164970 can be written as Eight hundred twenty-one trillion, one hundred forty-seven billion, one hundred thirty-seven million, one hundred sixty-four thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 8.2114713716497 × 10¹⁴

Factors of 821147137164970

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 804

Divisors of 821147137164970

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 5 7 10 11 14 17 22 29 34 35 55 58 70 77 85 110 119 121 145 154 170 187 203 238 242 290 319 374 385 406 493 595 605 638 733 770 841 847 935 986 1015 1190 1210 1309 1331 1466 1595 1682 1694 1870 2030 2057 2233 2465 2618 2662 3190 3451 3509 3665 4114 4205 4235 4466 4930 5131 5423 5887 6545 6655 6902 7018 7330 8063 8410 8470 9251 9317 10262 10285 10846 11165 11774 12461 13090 13310 14297 14399 16126 17255 17545 18502 18634 20570 21257 22330 22627 24389 24563 24922 25655 27115 28594 28798 29435 34510 35090 37961 38599 40315 42514 45254 46255 46585 48778 49126 51310 54230 56441 58870 59653 62305 64757 71485 71995 75922 77198 80630 87227 88693 92510 93170 100079 101761 106285 112882 113135 119306 121945 122815 124610 129514 137071 142970 143990 148799 157267 158389 170723 174454 177386 189805 192995 200158 203522 212570 226270 233827 243890 245630 268279 270193 274142 282205 297598 298265 314534 316778 323785 341446 361369 379610 385990 414613 417571 436135 443465 467654 500395 508805 536558 540386 564410 596530 616453 620851 647570 656183 685355 707281 712327 722738 743995 786335 791945 829226 835142 853615 872270 886930 959497 975623 1000790 1017610 1100869 1119371 1169135 1232906 1241702 1312366 1341395 1350965 1370710 1414562 1424654 1487990 1507781 1572670 1583890 1636789 1707230 1729937 1806845 1877953 1918994 1951246 2073065 2087855 2201738 2238742 2338270 2529583 2572097 2682790 2701930 2902291 2951069 3015562 3082265 3104255 3273578 3280915 3459874 3536405 3561635 3613690 3755906 3975059 4146130 4175710 4315171 4560743 4593281 4797485 4878115 4950967 5059166 5144194 5504345 5596855 5804582 5902138 6164530 6208510 6561830 6780983 6829361 7072810 7123270 7538905 7780091 7835597 7950118 8183945 8630342 8649685 9121486 9186562 9389765 9594970 9756230 9901934 10479701 10554467 11008690 11193710 12023777 12109559 12647915 12860485 13561966 13658722 14511455 14755345 15077810 15560182 15671194 16367890 16585591 17299370 17877137 18004679 18779530 19029307 19875295 20657483 20959402 21108934 21575855 22803715 22966405 24047554 24219118 24754835 25295830 25720970 27825413 28293067 29022910 29510690 31925201 32461759 33171182 33904915 34146805 35754274 36009358 38058614 38900455 39177985 39750590 41314966 43151710 43725649 45607430 45932810 47466881 49509670 50168173 52398505 52772335 54460637 55650826 56586134 60118885 60547795 63850402 64923518 67809830 68293610 73357907 74590813 77800910 78355970 82927955 84166439 85581001 87451298 89385685 90023395 94933762 95146535 100336346 103287415 104797010 105544670 108921274 115276711 116099137 120237770 121095590 125139959 132261547 133205149 139127065 141465335 146715814 149181626 159626005 162308795 165855910 168332878 171162002 178771370 180046790 190293070 196648507 198051469 206574830 218628245 227232313 230553422 232198274 237334405 250279918 250840865 264523094 266410298 272303185 278254130 282930670 303911329 306079543 319252010 324617590 351177211 366789535 372954065 393297014 396102938 420832195 427905005 437256490 454464626 474668810 480982139 501681730 518436973 522135691 544606370 551849903 576383555 580495685 599067007 607822658 612159086 625699795 661307735 666025745 702354422 733579070 745908130 806936977 820498943 841664390 855810010 925830829 941391011 961964278 983242535 990257345 1036873946 1044271382 1103699806 1136161565 1152767110 1160991370 1198134014 1251399590 1268043821 1322615470 1332051490 1376539549 1454877017 1519556645 1530397715 1613873954 1640997886 1755886055 1851661658 1882782022 1966485070 1980514690 2127379303 2163133577 2272323130 2404910695 2536087642 2592184865 2610678455 2753079098 2759249515 2909754034 2995335035 3039113290 3060795430 3343024619 3366874973 3511772110 3629058811 3862949321 4034684885 4102494715 4254758606 4326267154 4629154145 4706955055 4809821390 5184369730 5221356910 5518499030 5702806703 5743492601 5990670070 6340219105 6589737077 6686049238 6733749946 6882697745 7258117622 7274385085 7725898642 8069369770 8204989430 8813428541 8876306747 9258308290 9413910110 10184139119 10636896515 10815667885 11405613406 11486985202 12680438210 13179474154 13765395490 13948482031 14548770170 15141935039 16003647187 16715123095 16834374865 17626857082 17752613494 18145294055 19314746605 20368278238 21273793030 21631335770 23401172333 23794469347 27896964062 28514033515 28717463005 30283870078 32007294374 32948685385 33430246190 33668749730 36290588110 36773270809 38629493210 39919646921 44067142705 44381533735 46802344666 47588938694 50920695595 57028067030 57434926010 61693999787 62730873733 65897370770 69742410155 73546541618 75709675195 79839293842 80018235935 88134285410 88763067470 96947713951 97639374217 101841391190 112025530309 117005861665 118972346735 123387999574 125461747466 139484820310 151419350390 160036471870 166561285429 183866354045 193895427902 195278748434 199598234605 224051060618 234011723330 237944693470 257412895663 308469998935 313654368665 333122570858 367732708090 399196469210 404505978899 439116116131 484738569755 488196871085 514825791326 560127651545 616939997870 627308737330 678633997657 690039611063 809011957798 832806427145 878232232262 969477139510 976393742170 1066424853461 1120255303090 1287064478315 1357267995314 1380079222126 1665612854290 2022529894495 2132849706922 2195580580655 2574128956630 2831541852293 3393169988285 3450198055315 4045059788990 4391161161310 4830277277441 5332124267305 5663083704586 6786339976570 6900396110630 7464973974227 9660554554882 10664248534610 11730673388071 14157709261465 14929947948454 23461346776142 24151386387205 28315418522930 37324869871135 48302772774410 58653366940355 74649739742270 82114713716497 117306733880710 164229427432994 410573568582485 821147137164970
• Sum of all divisors σ(n): 2040347173980672
• Sum of proper divisors (its aliquot sum) s(n): 1219200036815702
• 821147137164970 is an abundant number, because the sum of its proper divisors (1219200036815702) is greater than itself. Its abundance is 398052899650732

Bases of 821147137164970

• Binary: 10111010101101010000110111011010110100011010101010₂
• Hexadecimal: 0x2EAD4376B46AA
• Base-36: 832LSC2S2Y

Squares and roots of 821147137164970

• 821147137164970 squared (821147137164970²) is 674282620874226055408995100900
• 821147137164970 cubed (821147137164970³) is 553685243770963566455520763511883045095473000
• The square root of 821147137164970 is 28655665.0099935737
• The cube root of 821147137164970 is 93642.6426054909

Scales and comparisons

• 821,147,137,164,970 seconds is equal to 26,109,938 years, 51 weeks, 2 days, 6 hours, 16 minutes, 10 seconds.
• To count from 1 to 821,147,137,164,970 would take you about sixty-five million, two hundred seventy-four thousand, eight hundred forty-seven 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 821147137164970 cubic inches would be around 7803.6 feet tall.

Recreational maths with 821147137164970

• 821147137164970 backwards is 079461731741128
• The number of decimal digits it has is: 15
• The sum of 821147137164970's digits is 61
• More coming soon!