81836843817652

Names of 81836843817652

• Cardinal: 81836843817652 can be written as Eighty-one trillion, eight hundred thirty-six billion, eight hundred forty-three million, eight hundred seventeen thousand, six hundred fifty-two.

Scientific notation

• Scientific notation: 8.1836843817652 × 10¹³

Factors of 81836843817652

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6449

Divisors of 81836843817652

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 7 11 14 22 28 43 44 49 77 86 98 121 154 172 196 242 301 307 308 473 484 539 602 614 847 946 1078 1204 1228 1694 1849 1892 2107 2149 2156 3311 3377 3388 3698 4214 4298 5203 5929 6079 6622 6754 7396 8428 8596 10406 11858 12158 12943 13201 13244 13508 15043 20339 20812 23177 23639 23716 24316 25886 26402 30086 36421 37147 40678 42553 46354 47278 51772 52804 60172 66869 72842 74294 81356 85106 90601 92407 92708 94556 133738 142373 145211 145684 148588 165473 170212 181202 184814 223729 254947 260029 261397 267476 284746 290422 297871 330946 362404 369628 447458 468083 509894 520058 522794 567643 569492 580844 595742 646849 661892 735559 894916 936166 996611 1016477 1019788 1040116 1045588 1135286 1191484 1293698 1471118 1566103 1597321 1820203 1829779 1866253 1872332 1993222 2032954 2270572 2587396 2875367 2942236 3132206 3194642 3276581 3640406 3659558 3732506 3973501 3986444 4065908 5148913 5750734 6244073 6264412 6389284 6553162 7115339 7280812 7319116 7465012 7947002 10297826 10962721 11181247 11240071 11501468 12488146 12808453 13063771 13106324 14230678 15894004 20127569 20528783 20595652 21925442 22362494 22480142 24976292 25616906 26127542 27814507 28461356 31629037 36042391 40255138 41057566 43708511 43850884 44724988 44960284 51233812 52255084 55629014 63258074 68684803 72084782 78268729 78680497 80248879 80510276 82115132 87417022 91446397 111258028 123640781 126516148 137369606 140892983 143701481 144169564 156537458 157360994 160497758 174834044 182892794 221403259 225816613 247281562 274739212 281785966 287402962 305959577 313074916 314721988 320995516 365785588 442806518 451633226 480793621 494563124 550763479 561742153 563571932 574805924 611919154 865485467 882737669 885613036 903266452 961587242 1005910367 1101526958 1123484306 1223838308 1360048591 1549822813 1580716291 1730970934 1765475338 1923174484 2011820734 2203053916 2246968612 2720097182 3099645626 3161432582 3365555347 3450701797 3461941868 3530950676 3932195071 4023641468 5440194364 6058398269 6179163683 6199291252 6322865164 6731110694 6901403594 7864390142 9520340137 9710114359 11065014037 12116796538 12358327366 13462221388 13802807188 15728780284 19040680274 19420228718 22130028074 24154912579 24233593076 24716654732 37957719767 38081360548 38840457436 43254145781 44260056148 48309825158 66642380959 67970800513 75915439534 86508291562 96619650316 133284761918 135941601026 151830879068 169084388053 173016583124 265704038369 266569523836 271883202052 338168776106 417534917437 475795603591 531408076738 676337552212 835069834874 951591207182 1062816153476 1670139669748 1859928268583 1903182414364 2922744422059 3719856537166 5845488844118 7439713074332 11690977688236 20459210954413 40918421908826 81836843817652
• Sum of all divisors σ(n): 188117607363840
• Sum of proper divisors (its aliquot sum) s(n): 106280763546188
• 81836843817652 is an abundant number, because the sum of its proper divisors (106280763546188) is greater than itself. Its abundance is 24443919728536

Bases of 81836843817652

• Binary: 10010100110111000100000000000010101101010110100₂
• Hexadecimal: 0x4A6E20015AB4
• Base-36: T0BBRUE9G

Squares and roots of 81836843817652

• 81836843817652 squared (81836843817652²) is 6697269006034766373826793104
• 81836843817652 cubed (81836843817652³) is 548083357651668625598881371537755707071808
• The square root of 81836843817652 is 9046371.8593506865
• The cube root of 81836843817652 is 43415.9815383713

Scales and comparisons

• 81,836,843,817,652 seconds is equal to 2,602,158 years, 25 weeks, 5 days, 8 hours, 52 seconds.
• To count from 1 to 81,836,843,817,652 would take you about six million, five hundred five thousand, three hundred ninety-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 81836843817652 cubic inches would be around 3618 feet tall.

Recreational maths with 81836843817652

• 81836843817652 backwards is 25671834863818
• The number of decimal digits it has is: 14
• The sum of 81836843817652's digits is 70
• More coming soon!