81108054012000

Names of 81108054012000

• Cardinal: 81108054012000 can be written as Eighty-one trillion, one hundred eight billion, fifty-four million, twelve thousand.

Scientific notation

• Scientific notation: 8.1108054012 × 10¹³

Factors of 81108054012000

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4503109

Divisors of 81108054012000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 25 30 32 38 40 48 50 57 60 75 76 79 80 95 96 100 114 120 125 150 152 158 160 190 200 228 237 240 250 285 300 304 316 375 380 395 400 456 474 475 480 500 570 600 608 632 750 760 790 800 912 948 950 1000 1140 1185 1200 1264 1425 1500 1501 1520 1580 1824 1896 1900 1975 2000 2280 2370 2375 2400 2528 2850 3000 3002 3040 3160 3792 3800 3950 4000 4503 4560 4740 4750 5700 5925 6000 6004 6320 7125 7505 7584 7600 7900 9006 9120 9480 9500 9875 11400 11850 12000 12008 12640 14250 15010 15200 15800 18012 18960 19000 19750 22515 22800 23700 24016 28500 29625 30020 31600 36024 37525 37920 38000 39500 45030 45600 47400 48032 57000 59250 60040 63200 72048 75050 76000 79000 90060 94800 112575 114000 118500 120080 144096 150100 158000 180120 187625 189600 225150 228000 237000 240160 300200 316000 360240 375250 450300 474000 562875 600400 720480 750500 900600 948000 1125750 1200800 1501000 1801200 2251500 3002000 3602400 4503000 4503001 6004000 9006000 9006002 13509003 18012000 18012004 22515005 27018006 36024008 45030010 54036012 67545015 72048016 85557019 90060020 108072024 112575025 135090030 144096032 171114038 180120040 216144048 225150050 256671057 270180060 337725075 342228076 355737079 360240080 427785095 432288096 450300100 513342114 540360120 562875125 675450150 684456152 711474158 720480160 855570190 900600200 1026684228 1067211237 1080720240 1125750250 1283355285 1350900300 1368912304 1422948316 1688625375 1711140380 1778685395 1801200400 2053368456 2134422474 2138925475 2161440480 2251500500 2566710570 2701800600 2737824608 2845896632 3377250750 3422280760 3557370790 3602400800 4106736912 4268844948 4277850950 4503001000 5133421140 5336056185 5403601200 5691793264 6416776425 6754501500 6759004501 6844561520 7114741580 8213473824 8537689896 8555701900 8893426975 9006002000 10266842280 10672112370 10694627375 10807202400 11383586528 12833552850 13509003000 13518009002 13689123040 14229483160 17075379792 17111403800 17786853950 18012004000 20277013503 20533684560 21344224740 21389254750 25667105700 26680280925 27018006000 27036018004 28458966320 32083882125 33795022505 34150759584 34222807600 35573707900 40554027006 41067369120 42688449480 42778509500 44467134875 51334211400 53360561850 54036012000 54072036008 56917932640 64167764250 67590045010 68445615200 71147415800 81108054012 85376898960 85557019000 88934269750 101385067515 102668422800 106721123700 108144072016 128335528500 133401404625 135180090020 142294831600 162216108024 168975112525 170753797920 171114038000 177868539500 202770135030 205336845600 213442247400 216288144032 256671057000 266802809250 270360180040 284589663200 324432216048 337950225050 342228076000 355737079000 405540270060 426884494800 506925337575 513342114000 533605618500 540720360080 648864432096 675900450100 711474158000 811080540120 844875562625 853768989600 1013850675150 1026684228000 1067211237000 1081440720160 1351800900200 1422948316000 1622161080240 1689751125250 2027701350300 2134422474000 2534626687875 2703601800400 3244322160480 3379502250500 4055402700600 4268844948000 5069253375750 5407203600800 6759004501000 8110805401200 10138506751500 13518009002000 16221610802400 20277013503000 27036018004000 40554027006000 81108054012000
• Sum of all divisors σ(n): 283235223398400
• Sum of proper divisors (its aliquot sum) s(n): 202127169386400
• 81108054012000 is an abundant number, because the sum of its proper divisors (202127169386400) is greater than itself. Its abundance is 121019115374400

Bases of 81108054012000

• Binary: 10010011100010001110000101111110111000001100000₂
• Hexadecimal: 0x49C470BF7060
• Base-36: SR0IX7L9C

Squares and roots of 81108054012000

• 81108054012000 squared (81108054012000²) is 6578516425613509296144000000
• 81108054012000 cubed (81108054012000³) is 533570665567489692228511655329728000000000
• The square root of 81108054012000 is 9006000.9999999445
• The cube root of 81108054012000 is 43286.7181717467

Scales and comparisons

• 81,108,054,012,000 seconds is equal to 2,578,985 years, 12 weeks, 1 day, 3 hours, 20 minutes.
• To count from 1 to 81,108,054,012,000 would take you about six million, four hundred forty-seven thousand, four hundred sixty-three 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 81108054012000 cubic inches would be around 3607.2 feet tall.

Recreational maths with 81108054012000

• 81108054012000 backwards is 00021045080118
• 81108054012000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 81108054012000's digits is 30
• More coming soon!