81843670134513

Names of 81843670134513

• Cardinal: 81843670134513 can be written as Eighty-one trillion, eight hundred forty-three billion, six hundred seventy million, one hundred thirty-four thousand, five hundred thirteen.

Scientific notation

• Scientific notation: 8.1843670134513 × 10¹³

Factors of 81843670134513

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1551

Divisors of 81843670134513

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 19 21 23 27 49 57 63 69 81 133 147 161 171 189 207 243 343 399 437 441 483 513 567 621 931 1029 1127 1197 1311 1323 1449 1499 1539 1701 1863 2793 3059 3087 3381 3591 3933 3969 4347 4497 4617 5589 6517 7889 8379 9177 9261 10143 10493 10773 11799 11907 13041 13491 19551 21413 23667 25137 27531 27783 28481 30429 31479 32319 34477 35397 39123 40473 58653 64239 71001 73451 75411 82593 83349 85443 91287 94437 103431 106191 121419 149891 175959 192717 199367 213003 220353 226233 241339 247779 256329 273861 283311 310293 364257 449673 514157 527877 578151 598101 639009 655063 661059 724017 743337 768987 849933 930879 1349019 1395569 1542471 1583631 1689373 1734453 1794303 1917027 1965189 1983177 2172051 2247001 2306961 2549799 2792637 4047057 4186707 4585441 4627413 5068119 5203359 5382909 5895567 5949531 6516153 6741003 6920883 8377911 9768983 11825611 12141171 12560121 13756323 13882239 15204357 15729007 16148727 17686701 17848593 19548459 20223009 29306949 32098087 35476833 36423513 37680363 41268969 41646717 42693019 45613071 47187021 48446181 51681023 53060103 58645377 60669027 87920847 96294261 106430499 110103049 113041089 123806907 124940151 128079057 136839213 141561063 155043069 159180309 182007081 224686609 263762541 288882783 298851133 319291497 330309147 339123267 361767161 371420721 384237171 410517639 424683189 465129207 546021243 674059827 770721343 791287623 866648349 896553399 957874491 981939437 990927441 1085301483 1114262163 1152711513 1274049567 1395387621 2022179481 2091957931 2312164029 2373862869 2532370127 2599945047 2689660197 2873623473 2945818311 2972782323 3255904449 3458134539 3822148701 4186162863 6066538443 6275873793 6873576059 6936492087 7597110381 7799835141 8068980591 8837454933 8918346969 9767713347 10374403617 12558488589 14643705517 17726590889 18199615329 18827621379 20620728177 20809476261 22791331143 24206941773 26512364799 26755040907 29303140041 43931116551 48115032413 53179772667 54598845987 56482864137 61862184531 62428428783 68373993429 72620825319 79537094397 87909420123 131793349653 144345097239 159539318001 169448592411 185586553593 187285286349 205121980287 238611283191 336805226891 395380048959 433035291717 478617954003 508345777233 556759660779 615365940861 1010415680673 1186140146877 1299105875151 1435853862009 1670278982337 3031247042019 3558420440631 3897317625453 4307561586027 9093741126057 11691952876359 27281223378171 81843670134513
• Sum of all divisors σ(n): 157143237888000
• Sum of proper divisors (its aliquot sum) s(n): 75299567753487
• 81843670134513 is a deficient number, because the sum of its proper divisors (75299567753487) is less than itself. Its deficiency is 6544102381026

Bases of 81843670134513

• Binary: 10010100110111110110110111000101010111011110001₂
• Hexadecimal: 0x4A6FB6E2AEF1
• Base-36: T0EGO2229

Squares and roots of 81843670134513

• 81843670134513 squared (81843670134513²) is 6698386341086975183513747169
• 81843670134513 cubed (81843670134513³) is 548220522133449880116320856623054902943697
• The square root of 81843670134513 is 9046749.1473187759
• The cube root of 81843670134513 is 43417.1886678781

Scales and comparisons

• 81,843,670,134,513 seconds is equal to 2,602,375 years, 28 weeks, 4 days, 15 hours, 8 minutes, 33 seconds.
• To count from 1 to 81,843,670,134,513 would take you about six million, five hundred five thousand, nine hundred thirty-eight 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 81843670134513 cubic inches would be around 3618.1 feet tall.

Recreational maths with 81843670134513

• 81843670134513 backwards is 31543107634818
• The number of decimal digits it has is: 14
• The sum of 81843670134513's digits is 54
• More coming soon!