81730058943390

Names of 81730058943390

• Cardinal: 81730058943390 can be written as Eighty-one trillion, seven hundred thirty billion, fifty-eight million, nine hundred forty-three thousand, three hundred ninety.

Scientific notation

• Scientific notation: 8.173005894339 × 10¹³

Factors of 81730058943390

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 176

Divisors of 81730058943390

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 5 6 10 11 13 15 22 26 30 33 39 41 55 65 66 78 82 101 110 121 123 130 143 165 195 202 205 242 246 286 303 330 363 390 410 429 451 505 533 605 606 615 715 726 858 902 1010 1066 1111 1210 1230 1313 1353 1430 1515 1573 1599 1681 1815 2145 2222 2255 2626 2665 2706 3030 3146 3198 3333 3362 3630 3939 4141 4290 4510 4719 4961 5043 5330 5555 5863 6565 6666 6765 7865 7878 7995 8282 8405 9438 9922 10086 10201 11110 11726 12221 12423 13130 13530 14443 14883 15730 15990 16665 16810 17589 18491 19695 20402 20705 21853 23595 24442 24805 24846 25215 28886 29315 29766 30603 33330 35178 36663 36982 39390 41410 43329 43706 45551 47190 49610 50430 51005 53833 55473 58630 61105 61206 62115 64493 65559 72215 73326 74415 86658 87945 91102 92455 102010 107666 109265 110946 112211 122210 124230 128986 131118 132613 136653 144430 148830 153015 158873 161499 169781 175890 183315 184910 193479 203401 216645 218530 224422 227755 240383 265226 269165 273306 277365 306030 317746 322465 322998 327795 336633 339562 366630 386958 397839 406802 418241 433290 455510 476619 480766 501061 509343 538330 554730 561055 592163 610203 644930 655590 663065 673266 683265 721149 794365 795678 807495 836482 848905 953238 967395 1002122 1017005 1018686 1030301 1122110 1184326 1201915 1220406 1234321 1254723 1326130 1366530 1442298 1458743 1503183 1588730 1614990 1683165 1697810 1776489 1867591 1934790 1989195 2034010 2060602 2091205 2207153 2383095 2403830 2468642 2505305 2509446 2546715 2644213 2917486 2960815 3006366 3051015 3090903 3366330 3552978 3605745 3702963 3735182 3978390 4182410 4376229 4414306 4600651 4766190 5010610 5093430 5151505 5288426 5437133 5602773 5921630 6102030 6171605 6181806 6273615 6513793 6621459 7211490 7293715 7405926 7515915 7932639 8752458 8882445 9201302 9337955 10303010 10874266 11035765 11205546 11333311 12343210 12547230 13027586 13221065 13242918 13393913 13801953 14587430 15031830 15454515 15865278 16046173 16311399 17147881 17764890 18514815 18675910 19541379 20543501 21881145 22071530 22666622 23003255 24278683 26442130 26787826 27185665 27603906 28013865 30909030 32092346 32568965 32622798 33107295 33999933 34295762 37029630 39082758 39663195 40181739 41087002 42242341 43762290 46006510 48138519 48557366 50607161 51443643 54371330 56027730 56666555 59808463 61630503 65137930 66214590 66969565 67999866 69009765 72836049 79326390 80230865 80363478 81556995 84484682 85739405 96277038 97706895 101214322 102717505 102887286 113333110 119616926 121393415 123261006 124666421 126727023 133939130 138019530 145672098 147333043 151821483 160461730 163113990 169999665 171478810 179425389 188626691 195413790 200908695 205435010 211211705 222922453 240692595 242786830 249332842 253035805 253454046 257218215 267065513 294666086 299042315 303642966 308152515 339999330 358850778 364180245 373999263 377253382 401817390 422423410 441999129 445844906 464665751 481385190 506071610 514436430 534131026 549150433 565880073 598084630 616305030 623332105 633635115 657893093 668767359 728360490 736665215 747998526 759107415 801196539 883998258 897126945 929331502 943133455 1098300866 1114612265 1131760146 1246664210 1267270230 1315786186 1335327565 1337534718 1393997253 1473330430 1518214830 1602393078 1620663473 1647451299 1731935981 1794253890 1869996315 1886266910 1973679279 2074893601 2209995645 2229224530 2323328755 2452146983 2670655130 2745752165 2787994506 2829400365 3241326946 3289465465 3294902598 3343836795 3463871962 3739992630 3947358558 4005982695 4149787202 4419991290 4646657510 4861990419 4904293966 5111323261 5195807943 5491504330 5658800730 6040654763 6224680803 6578930930 6687673590 6969986265 7356440949 8011965390 8103317365 8237256495 8659679905 9723980838 9868396395 10222646522 10374468005 10391615886 12081309526 12260734915 12449361606 13939972530 14712881898 15333969783 16206634730 16474512990 17319359810 18121964289 19051295791 19736792790 20748936010 22515167753 24309952095 24521469830 25556616305 25979039715 26973616813 30203273815 30667939566 31123404015 36243928578 36782204745 38102591582 45030335506 48619904190 51113232610 51958079430 53947233626 57153887373 60406547630 62246808030 66447202393 67545503259 73564409490 76669848915 80920850439 90609821445 95256478955 112575838765 114307774746 132894404786 134868084065 135091006518 153339697830 161841700878 181219642890 190512957910 199341607179 209564253701 225151677530 247666845283 269736168130 285769436865 332236011965 337727516295 398683214358 404604252195 419128507402 495333690566 571538873730 628692761103 664472023930 675455032590 743000535849 809208504390 996708035895 1047821268505 1238334226415 1257385522206 1486001071698 1993416071790 2095642537010 2476668452830 2724335298113 3143463805515 3715002679245 5448670596226 6286927611030 7430005358490 8173005894339 13621676490565 16346011788678 27243352981130 40865029471695 81730058943390
• Sum of all divisors σ(n): 240371482212288
• Sum of proper divisors (its aliquot sum) s(n): 158641423268898
• 81730058943390 is an abundant number, because the sum of its proper divisors (158641423268898) is greater than itself. Its abundance is 76911364325508

Bases of 81730058943390

• Binary: 10010100101010101000011001000010111101110011110₂
• Hexadecimal: 0x4A5543217B9E
• Base-36: SYY9QVXY6

Squares and roots of 81730058943390

• 81730058943390 squared (81730058943390²) is 6679802534890003723224692100
• 81730058943390 cubed (81730058943390³) is 545940654906765941309250644818084080219000
• The square root of 81730058943390 is 9040467.8498067787
• The cube root of 81730058943390 is 43397.0895255985

Scales and comparisons

• 81,730,058,943,390 seconds is equal to 2,598,763 years, 3 weeks, 3 days, 6 hours, 56 minutes, 30 seconds.
• To count from 1 to 81,730,058,943,390 would take you about six million, four hundred ninety-six thousand, nine hundred 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 81730058943390 cubic inches would be around 3616.4 feet tall.

Recreational maths with 81730058943390

• 81730058943390 backwards is 09334985003718
• The number of decimal digits it has is: 14
• The sum of 81730058943390's digits is 60
• More coming soon!