81764301742123

Names of 81764301742123

• Cardinal: 81764301742123 can be written as Eighty-one trillion, seven hundred sixty-four billion, three hundred one million, seven hundred forty-two thousand, one hundred twenty-three.

Scientific notation

• Scientific notation: 8.1764301742123 × 10¹³

Factors of 81764301742123

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 158

Divisors of 81764301742123

• Number of divisors d(n): 384
• Complete list of divisors:
  1 7 11 13 19 41 49 67 77 91 133 143 209 247 287 343 361 451 469 533 539 637 737 779 871 931 1001 1273 1463 1681 1729 2009 2527 2717 2747 3157 3283 3731 3773 3971 4459 4693 5159 5453 5863 6097 6517 7007 8569 8911 9581 10127 10241 11767 12103 14003 14063 14801 16549 17689 18491 19019 19229 21853 22099 22981 24187 26117 27797 30217 31939 32851 35711 36113 38171 41041 42679 49049 51623 52193 59983 62377 67067 68921 70889 71687 82369 84721 98021 103607 111397 112627 115843 123823 129437 133133 134603 152971 154693 162811 169309 182039 182819 192413 194579 211519 223573 229957 240383 249977 252791 266057 267197 287287 298753 314431 351329 361361 365351 392821 415207 419881 436639 469469 482447 496223 574123 576583 606841 678509 686147 725249 758131 779779 788389 810901 895973 906059 931931 942221 991667 1070797 1139677 1185163 1238897 1274273 1309499 1346891 1362053 1464151 1480633 1565011 1609699 1682681 1749839 1862399 2011009 2116543 2139913 2201017 2459303 2529527 2557457 2749747 2906449 2939167 3286283 3377129 3458741 3473561 4018861 4247887 4567277 4617707 4749563 4803029 5076743 5306917 5458453 5518723 5676307 6271811 6342413 6675251 6941669 7463599 7495579 7888933 7977739 8296141 8672279 8919911 9166493 9428237 9855703 10249057 10364431 10908337 10955077 11778767 12248873 12891671 13036793 14404489 14815801 14979391 15407119 16105661 17023487 17215121 17706689 17902199 19248229 20345143 23539043 23639903 24211187 24880481 27818869 28132027 29735209 31970939 32323949 33246941 37148419 38209171 38631061 40658347 43902677 46726757 48591683 50794777 52245193 55222531 55844173 60030191 60705953 62439377 64165451 65997659 68989921 71743399 76358359 82451369 86778263 87736433 90241697 91257551 100831423 103710607 104855737 107849833 112739627 119164409 120505847 134737603 141808381 142416001 164773301 169478309 174163367 187258357 194732083 196924189 208146463 223796573 226267643 232728587 260038933 273685291 284608429 306007559 307318739 323446253 327087299 340141781 355563439 365716351 386557717 420211337 424941671 447241817 449158157 482929447 502203793 528558511 534508513 607447841 614155031 631691879 660332101 705819961 725974249 733990159 789177389 834150863 965100763 992658667 1140573629 1153413107 1186348163 1219143569 1310808499 1363124581 1566576011 1583873501 1666992227 1915797037 1992259003 2142052913 2264123771 2289611093 2488944073 2560014457 2705904019 2941479359 3130692719 3380506129 3557908783 3699909577 3741559591 4252134887 4299085217 4421843153 4622324707 4940739727 5524241723 5814143621 5839056041 6755705341 6948610669 7984015403 8073891749 8534004983 9175659493 9541872067 11668945589 12546309919 13410579259 13945813021 14994370391 15848866397 17422608511 18336914497 20590355513 21670898951 21914849033 24905361481 25899367039 29764944209 30093596519 32356272949 40699005347 47289937387 48640274683 55888107821 64229616451 81682619123 87824169433 93874054813 104960592737 110942064779 128358401479 151696292657 153403943231 174337530367 181295569273 226493910643 238379888461 284893037429 331029561709 391216754747 571778333861 614769186031 898508810353 1061874048599 1220362712569 1668659219227 1994251262003 4303384302217 6289561672471 7433118340193 11680614534589 81764301742123
• Sum of all divisors σ(n): 122992447334400
• Sum of proper divisors (its aliquot sum) s(n): 41228145592277
• 81764301742123 is a deficient number, because the sum of its proper divisors (41228145592277) is less than itself. Its deficiency is 40536156149846

Bases of 81764301742123

• Binary: 10010100101110100111100001010010010000000101011₂
• Hexadecimal: 0x4A5D3C29202B
• Base-36: SZE025YJV

Squares and roots of 81764301742123

• 81764301742123 squared (81764301742123²) is 6685401039376938252792547129
• 81764301742123 cubed (81764301742123³) is 546627147850718707305275460989405282014867
• The square root of 81764301742123 is 9042361.5135717175
• The cube root of 81764301742123 is 43403.1494352265

Scales and comparisons

• 81,764,301,742,123 seconds is equal to 2,599,851 years, 45 weeks, 5 days, 23 hours, 28 minutes, 43 seconds.
• To count from 1 to 81,764,301,742,123 would take you about six million, four hundred ninety-nine thousand, six hundred twenty-nine 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 81764301742123 cubic inches would be around 3616.9 feet tall.

Recreational maths with 81764301742123

• 81764301742123 backwards is 32124710346718
• 81764301742123 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 81764301742123's digits is 49
• More coming soon!