81843434909080

Names of 81843434909080

• Cardinal: 81843434909080 can be written as Eighty-one trillion, eight hundred forty-three billion, four hundred thirty-four million, nine hundred nine thousand and eighty.

Scientific notation

• Scientific notation: 8.184343490908 × 10¹³

Factors of 81843434909080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 233

Divisors of 81843434909080

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 13 20 26 40 43 52 65 73 86 97 104 130 146 172 194 215 260 292 344 365 388 430 485 520 559 584 730 776 860 949 970 1118 1261 1460 1720 1898 1940 2236 2522 2795 2920 3139 3796 3880 4171 4472 4745 5044 5329 5590 6278 6305 7081 7592 8342 9409 9490 10088 10658 11180 12556 12610 14162 15695 16684 18818 18980 20855 21316 22360 25112 25220 26645 28324 31390 33368 35405 37636 37960 40807 41710 42632 47045 50440 53290 54223 56648 62780 69277 70810 75272 81614 83420 92053 94090 106580 108446 122317 125560 138554 141620 163228 166840 184106 188180 204035 213160 216892 229147 244634 271115 277108 283240 304483 326456 346385 368212 376360 389017 404587 408070 433784 458294 460265 489268 516913 542230 554216 608966 611585 686857 692770 736424 778034 809174 816140 916588 920530 978536 1033826 1084460 1145735 1217932 1223170 1373714 1385540 1522415 1556068 1618348 1632280 1833176 1841060 1945085 2022935 2067652 2168920 2291470 2435864 2446340 2584565 2747428 2771080 2978911 3044830 3112136 3236696 3434285 3682120 3890170 3958279 4045870 4135304 4582940 4892680 5057221 5169130 5259631 5494856 5957822 6089660 6719869 6868570 7780340 7916558 8091740 8929141 9165880 10114442 10338260 10519262 11915644 12179320 13439738 13737140 14894555 15560680 15833116 16183480 16727731 17858282 19791395 20228884 20676520 21038524 22227259 23831288 25286105 26298155 26879476 27474280 29534851 29789110 31666232 33455462 33599345 35716564 37734649 39582790 40457768 42077048 44454518 44645705 50140561 50572210 52596310 53758952 59069702 59578220 66910924 67198690 71433128 75469298 79165580 83638655 88909036 89291410 100281122 101144420 105192620 111136295 118139404 119156440 133821848 134397380 147674255 150938596 158331160 167277310 177818072 178582820 188673245 200562244 202288840 210385240 217460503 222272590 236278808 250702805 268794760 288954367 295348510 301877192 334554620 357165640 377346490 383953063 401124488 434921006 444545180 490550437 501405610 577908734 590697020 651827293 669109240 754692980 767906126 869842012 889090360 981100874 1002811220 1087302515 1155817468 1181394040 1303654586 1444771835 1509385960 1535812252 1622589907 1739684024 1919765315 1962201748 2005622440 2156044123 2174605030 2311634936 2452752185 2607309172 2889543670 3071624504 3245179814 3259136465 3660260953 3839530630 3924403496 4312088246 4349210060 4905504370 5214618344 5779087340 6490359628 6518272930 7320521906 7679061260 8112949535 8624176492 8698420120 9811008740 10780220615 11558174680 12980719256 13036545860 14641043812 15358122520 16225899070 17248352984 18301304765 19622017480 21093668791 21560441230 26073091720 28028573599 29282087624 32451798140 36602609530 42187337582 43120882460 47583392389 56057147198 64903596280 73205219060 84374675164 86241764920 95166784778 105468343955 112114294396 140142867995 146410438120 157391220979 168749350328 190333569556 210936687910 224228588792 237916961945 280285735990 314782441958 380667139112 421873375820 475833923890 560571471980 629564883916 786956104895 843746751640 951667847780 1121142943960 1259129767832 1573912209790 1903335695560 2046085872727 3147824419580 4092171745454 6295648839160 8184343490908 10230429363635 16368686981816 20460858727270 40921717454540 81843434909080
• Sum of all divisors σ(n): 207886192113600
• Sum of proper divisors (its aliquot sum) s(n): 126042757204520
• 81843434909080 is an abundant number, because the sum of its proper divisors (126042757204520) is greater than itself. Its abundance is 44199322295440

Bases of 81843434909080

• Binary: 10010100110111110101000110111010110110110011000₂
• Hexadecimal: 0x4A6FA8DD6D98
• Base-36: T0ECS0CYG

Squares and roots of 81843434909080

• 81843434909080 squared (81843434909080²) is 6698347837716814787866446400
• 81843434909080 cubed (81843434909080³) is 548215795254552894092573494106566693312000
• The square root of 81843434909080 is 9046736.1467592277
• The cube root of 81843434909080 is 43417.1470729823

Scales and comparisons

• 81,843,434,909,080 seconds is equal to 2,602,368 years, 3 weeks, 5 days, 2 hours, 44 minutes, 40 seconds.
• To count from 1 to 81,843,434,909,080 would take you about six million, five hundred five thousand, nine hundred twenty 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 81843434909080 cubic inches would be around 3618.1 feet tall.

Recreational maths with 81843434909080

• 81843434909080 backwards is 08090943434818
• The number of decimal digits it has is: 14
• The sum of 81843434909080's digits is 61
• More coming soon!