81033364400742

Names of 81033364400742

• Cardinal: 81033364400742 can be written as Eighty-one trillion, thirty-three billion, three hundred sixty-four million, four hundred thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 8.1033364400742 × 10¹³

Factors of 81033364400742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 185

Divisors of 81033364400742

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 6 9 13 18 23 26 27 39 46 47 54 69 78 81 94 97 117 138 141 162 169 194 207 234 243 282 291 299 338 351 414 423 486 507 582 598 611 621 702 846 873 897 1014 1053 1081 1222 1242 1261 1269 1521 1746 1794 1833 1863 2106 2162 2231 2522 2538 2619 2691 3042 3159 3243 3666 3726 3783 3807 3887 4462 4559 4563 5238 5382 5499 5589 6318 6486 6693 7566 7614 7774 7857 7943 8073 9118 9126 9409 9729 10998 11178 11349 11421 11661 13386 13677 13689 14053 15714 15886 16146 16393 16497 18818 19458 20079 22698 22842 23322 23571 23829 24219 27354 27378 28106 28227 29003 29187 32786 32994 34047 34983 40158 41031 41067 42159 47142 47658 48438 49179 49491 56454 58006 58374 59267 60237 68094 69966 71487 72657 82062 82134 84318 84681 87009 87561 98358 98982 102141 104857 104949 118534 120474 122317 123093 126477 142974 145314 147537 148473 169362 174018 175122 177801 180711 182689 204282 209714 209898 214461 216407 244634 246186 252954 254043 261027 262683 295074 296946 306423 314571 314847 355602 361422 365378 366951 369279 377039 379431 428922 432814 442223 442611 508086 522054 525366 533403 542133 548067 612846 629142 629694 643383 649221 733902 738558 754078 758862 762129 770471 783081 884446 885222 912673 943713 944541 1066806 1084266 1096134 1100853 1107837 1131117 1138293 1286766 1298442 1326669 1327833 1363141 1524258 1540942 1566162 1590121 1600209 1644201 1825346 1887426 1889082 1930149 1947663 2201706 2215674 2262234 2276586 2286387 2311413 2349243 2653338 2655666 2726282 2738019 2813291 2831139 3180242 3200418 3288402 3302559 3393351 3414879 3860298 3895326 3980007 3983499 4089423 4572774 4622826 4698486 4770363 4800627 4932603 5476038 5626582 5662278 5748899 5842989 6605118 6786702 6829758 6934239 7047729 7960014 7966998 8178846 8214057 8439873 8493417 9540726 9601254 9865206 9907677 10171129 10180053 11497798 11685978 11864749 11940021 12268269 13868478 14095458 14311089 14401881 14797809 16428114 16879746 16986834 17246697 17528967 17720833 19815354 20342258 20360106 20802717 20991479 23729498 23880042 24536538 24642171 25319619 25480251 28622178 28803762 29595618 29723031 30513387 30540159 34493394 35057934 35441666 35594247 35820063 36572783 36804807 41605434 41982958 42895631 42933267 44393427 49284342 50639238 50960502 51740091 52586901 53162499 59446062 61026774 61080318 62408151 62974437 71188494 71640126 73145566 73609614 73926513 74735687 75958857 85791262 85866534 88786854 91540161 91620477 103480182 105173802 106324998 106782741 107460189 109718349 110414421 124816302 125948874 128686893 128799801 132224677 147853026 149471374 151917714 154241737 155220273 159487497 183080322 183240954 187224453 188923311 213565482 214920378 219436698 220828842 221779539 224207061 227876571 257373786 257599602 264449354 272889227 274620483 308483474 310440546 318974994 320348223 329155047 331243263 374448906 377846622 386060679 386399403 396674031 443559078 448414122 455753142 462725211 465660819 478462491 545778454 549240966 557643203 566769933 640696446 658310094 662486526 672621183 683629713 772121358 772798806 793348062 818667681 823861449 925450422 931321638 956924982 961044669 986599513 987465141 1115286406 1133539866 1158182037 1190022093 1345242366 1367259426 1388175633 1396982457 1435387473 1637335362 1647722898 1672929609 1700309799 1718920801 1922089338 1973199026 1974930282 2017863549 2316364074 2380044186 2456003043 2471584347 2776351266 2793964914 2870774946 2883134007 2959798539 2962395423 3345859218 3400619598 3437841602 3474546111 3547559951 3570066279 4035727098 4164526899 4306162419 4912006086 4943168694 5018788827 5100929397 5156762403 5766268014 5919597078 5924790846 6053590647 6949092222 7095119902 7140132558 7249361639 7368009129 8329053798 8612324838 8879395617 8887186269 10037577654 10201858794 10313524806 10423638333 10642679853 10710198837 12107181294 12493580697 12825793669 14498723278 14736018258 15056366481 15470287209 17758791234 17774372538 18160771941 20847276666 21285359706 21420397674 21748084917 22104027387 24987161394 25651587338 26638186851 30112732962 30940574418 31928039559 32130596511 36321543882 37480742091 38477381007 43496169834 44208054774 45169099443 46410861627 53276373702 63856079118 64261193022 65244254751 66312082161 74961484182 76954762014 79914560553 90338198886 92821723254 95784118677 115432143021 130488509502 132624164322 135507298329 139232584881 159829121106 166735317697 191568237354 195732764253 230864286042 239743681659 271014596658 278465169762 287352356031 333470635394 346296429063 391465528506 417697754643 479487363318 500205953091 574704712062 587198292759 692592858126 835395509286 862057068093 1000411906182 1038889287189 1174396585518 1500617859273 1724114136186 1761594878277 2077778574378 3001235718546 3116667861567 3523189756554 4501853577819 6233335723134 9003707155638 13505560733457 27011121466914 40516682200371 81033364400742
• Sum of all divisors σ(n): 212296046376960
• Sum of proper divisors (its aliquot sum) s(n): 131262681976218
• 81033364400742 is an abundant number, because the sum of its proper divisors (131262681976218) is greater than itself. Its abundance is 50229317575476

Bases of 81033364400742

• Binary: 10010011011001100001100111001100110101001100110₂
• Hexadecimal: 0x49B30CE66A66
• Base-36: SQ27OY0DI

Squares and roots of 81033364400742

• 81033364400742 squared (81033364400742²) is 6566406146103440872770150564
• 81033364400742 cubed (81033364400742³) is 532097982040472037697446401223072973318488
• The square root of 81033364400742 is 9001853.3869832605
• The cube root of 81033364400742 is 43273.4270088763

Scales and comparisons

• 81,033,364,400,742 seconds is equal to 2,576,610 years, 17 weeks, 3 days, 1 hour, 5 minutes, 42 seconds.
• To count from 1 to 81,033,364,400,742 would take you about six million, four hundred forty-one thousand, five hundred twenty-five 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 81033364400742 cubic inches would be around 3606.1 feet tall.

Recreational maths with 81033364400742

• 81033364400742 backwards is 24700446333018
• The number of decimal digits it has is: 14
• The sum of 81033364400742's digits is 45
• More coming soon!