1816081969424148972

Names of 1816081969424148972

• Cardinal: 1816081969424148972 can be written as One quintillion, eight hundred sixteen quadrillion, eighty-one trillion, nine hundred sixty-nine billion, four hundred twenty-four million, one hundred forty-eight thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.816081969424148972 × 10¹⁸

Factors of 1816081969424148972

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 85626088

Divisors of 1816081969424148972

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 52 63 78 84 91 117 126 156 182 234 252 273 364 468 546 819 1063 1092 1638 2126 3189 3276 4252 6091 6378 7441 9567 12182 12756 13819 14882 18273 19134 22323 24364 27638 29764 36546 38268 41457 42637 44646 54819 55276 66969 73092 79183 82914 85274 89292 96733 109638 124371 127911 133938 158366 165828 170548 193466 219276 237549 248742 255822 267876 290199 316732 383733 386932 475098 497484 511644 554281 580398 712647 767466 870597 950196 1108562 1160796 1425294 1534932 1662843 1741194 2217124 2850588 3325686 3482388 4988529 6474733 6651372 9977058 12949466 19424199 19954116 25898932 38848398 45323131 58272597 77696796 84171529 85618909 90646262 116545194 135969393 168343058 171237818 181292524 233090388 252514587 256856727 271938786 336686116 342475636 407908179 505029174 513713454 543877572 589200703 599332363 757543761 770570181 815816358 1010058348 1027426908 1113045817 1178401406 1198664726 1515087522 1541140362 1631632716 1767602109 1797997089 2226091634 2356802812 2397329452 3030175044 3082280724 3339137451 3535204218 3595994178 4452183268 5302806327 5393991267 6678274902 7070408436 7191988356 7791320719 10017412353 10605612654 10787982534 13356549804 15582641438 20034824706 21211225308 21575965068 23373962157 31165282876 40069649412 46747924314 70121886471 91012900267 93495848628 140243772942 182025800534 273038700801 280487545884 364051601068 521504774719 546077401602 637090301869 819116102403 1043009549438 1092154803204 1183167703471 1274180603738 1564514324157 1638232204806 1911270905607 2086019098876 2366335406942 2548361207476 3129028648314 3276464409612 3549503110413 3650533423033 3822541811214 4693542972471 4732670813884 5733812716821 6258057296628 6779562071347 7099006220826 7301066846066 7645083622428 8282173924297 9387085944942 10648509331239 10951600269099 11467625433642 13559124142694 14198012441652 14602133692132 16564347848594 18774171889884 20338686214041 21297018662478 21903200538198 22935250867284 24846521772891 27118248285388 32854800807297 33128695697188 40677372428082 42594037324956 43806401076396 47456934499429 49693043545782 61016058642123 65709601614594 74539565318673 81354744856164 94913868998858 99386087091564 122032117284246 131419203229188 142370803498287 149079130637346 189827737997716 244064234568492 284741606996574 298158261274692 427112410494861 554359575526297 569483213993148 854224820989722 1108719151052594 1663078726578891 1708449641979444 2217438302105188 3326157453157782 3880517028684079 4989236179736673 6652314906315564 7206674481841861 7761034057368158 9978472359473346 11641551086052237 14413348963683722 15522068114736316 19956944718946692 21620023445525583 23283102172104474 28826697927367444 34924653258156711 43240046891051166 46566204344208948 50446721372893027 64860070336576749 69849306516313422 86480093782102332 100893442745786054 129720140673153498 139698613032626844 151340164118679081 201786885491572108 259440281346306996 302680328237358162 454020492356037243 605360656474716324 908040984712074486 1816081969424148972
• Sum of all divisors σ(n): 5656276512598799360
• Sum of proper divisors (its aliquot sum) s(n): 3840194543174650388
• 1816081969424148972 is an abundant number, because the sum of its proper divisors (3840194543174650388) is greater than itself. Its abundance is 2024112573750501416

Bases of 1816081969424148972

• Binary: 1100100110100000001001110110111011110100001001010100111101100₂
• Hexadecimal: 0x193404EDDE84A9EC
• Base-36: DSPVBV5O7Z70

Squares and roots of 1816081969424148972

• 1816081969424148972 squared (1816081969424148972²) is 3298153719667495561618074086448656784
• 1816081969424148972 cubed (1816081969424148972³) is 5989717502677327874537057237180421610078964601714426048
• The square root of 1816081969424148972 is 1347620855.2200982363
• The cube root of 1816081969424148972 is 1220052.3961694869

Scales and comparisons

• 1,816,081,969,424,148,972 seconds is equal to 57,745,789,117 years, 16 weeks, 5 days, 10 hours, 16 minutes, 12 seconds.
• To count from 1 to 1,816,081,969,424,148,972 would take you about two hundred two billion, one hundred ten million, two hundred sixty-one thousand, nine hundred ten 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 1816081969424148972 cubic inches would be around 101671 feet tall.

Recreational maths with 1816081969424148972

• 1816081969424148972 backwards is 2798414249691806181
• The number of decimal digits it has is: 19
• The sum of 1816081969424148972's digits is 90
• More coming soon!