81320569998462

Names of 81320569998462

• Cardinal: 81320569998462 can be written as Eighty-one trillion, three hundred twenty billion, five hundred sixty-nine million, nine hundred ninety-eight thousand, four hundred sixty-two.

Scientific notation

• Scientific notation: 8.1320569998462 × 10¹³

Factors of 81320569998462

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 622

Divisors of 81320569998462

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 6 9 17 18 27 34 51 54 79 81 102 153 158 162 237 243 289 306 459 474 486 521 578 711 729 867 918 1042 1343 1377 1422 1458 1563 1734 2133 2187 2601 2686 2754 3126 4029 4131 4266 4374 4689 5202 6399 6561 7803 8058 8262 8857 9378 12087 12393 12798 13122 14067 15606 17714 19197 22831 23409 24174 24786 26571 28134 36261 37179 38394 41159 42201 45662 46818 53142 57591 68493 70227 72522 74358 79713 82318 84402 108783 111537 115182 123477 126603 136986 140454 150569 159426 172773 205479 210681 217566 223074 239139 246954 253206 271441 301138 326349 345546 370431 379809 410958 421362 451707 478278 518319 542882 616437 632043 652698 699703 717417 740862 759618 814323 903414 979047 1036638 1111293 1139427 1232874 1264086 1355121 1399406 1434834 1628646 1849311 1896129 1958094 2099109 2152251 2222586 2278854 2442969 2710242 2937141 3333879 3418281 3698622 3792258 4065363 4198218 4304502 4614497 4885938 5547933 5874282 6297327 6456753 6667758 6836562 7328907 8130726 8811423 9228994 10001637 11095866 11894951 12196089 12594654 12913506 13843491 14657814 16643799 17622846 18891981 19370259 20003274 21443839 21986721 23789902 24392178 27686982 30004911 33287598 35684853 36588267 37783962 38740518 41530473 42887678 43973442 49931397 56675943 58110777 60009822 64331517 65960163 71369706 73176534 78446449 83060946 90014733 99862794 107054559 109764801 113351886 116221554 124591419 128663034 131920326 149794191 156892898 170027829 180029466 192994551 197880489 214109118 219529602 235339347 249182838 270044199 299588382 321163677 329294403 340055658 364545263 373774257 385989102 395760978 470678694 510083487 540088398 578983653 593641467 642327354 658588806 706018041 729090526 747548514 963491031 987883209 1020166974 1093635789 1121322771 1157967306 1187282934 1412036082 1530250461 1736950959 1780924401 1926982062 1975766418 2118054123 2187271578 2242645542 2890473093 3060500922 3280907367 3363968313 3473901918 3561848802 4236108246 4590751383 5210852877 5780946186 6197269471 6354162369 6561814734 6727936626 8671419279 9181502766 9842722101 10091904939 10421705754 12394538942 12708324738 15632558631 17342838558 18591808413 19062487107 19685444202 20183809878 26014257837 29528166303 30275714817 31265117262 37183616826 38124974214 46897675893 52028515674 55775425239 57187461321 59056332606 60551429634 78042773511 88584498909 93795351786 111550850478 114374922642 140693027679 156085547022 167326275717 171562383963 177168997818 265753496727 281386055358 334652551434 343124767926 501978827151 514687151889 531506993454 797260490181 1003957654302 1029374303778 1505936481453 1594520980362 2391781470543 3011872962906 4517809444359 4783562941086 9035618888718 13553428333077 27106856666154 40660284999231 81320569998462
• Sum of all divisors σ(n): 197196259219440
• Sum of proper divisors (its aliquot sum) s(n): 115875689220978
• 81320569998462 is an abundant number, because the sum of its proper divisors (115875689220978) is greater than itself. Its abundance is 34555119222516

Bases of 81320569998462

• Binary: 10010011111010111101011101100000000110001111110₂
• Hexadecimal: 0x49F5EBB00C7E
• Base-36: STQ5JQPVI

Squares and roots of 81320569998462

• 81320569998462 squared (81320569998462²) is 6613035104874757926682365444
• 81320569998462 cubed (81320569998462³) is 537775784148254245218530789163145601947128
• The square root of 81320569998462 is 9017791.8582356957
• The cube root of 81320569998462 is 43324.4912265307

Scales and comparisons

• 81,320,569,998,462 seconds is equal to 2,585,742 years, 30 weeks, 2 days, 21 hours, 47 minutes, 42 seconds.
• To count from 1 to 81,320,569,998,462 would take you about six million, four hundred sixty-four thousand, three hundred fifty-six 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 81320569998462 cubic inches would be around 3610.4 feet tall.

Recreational maths with 81320569998462

• 81320569998462 backwards is 26489996502318
• The number of decimal digits it has is: 14
• The sum of 81320569998462's digits is 72
• More coming soon!