81789811036008

Names of 81789811036008

• Cardinal: 81789811036008 can be written as Eighty-one trillion, seven hundred eighty-nine billion, eight hundred eleven million, thirty-six thousand and eight.

Scientific notation

• Scientific notation: 8.1789811036008 × 10¹³

Factors of 81789811036008

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 14112

Divisors of 81789811036008

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 19 23 24 38 46 57 69 76 92 114 138 152 163 184 228 276 326 437 456 489 552 652 874 978 1304 1311 1748 1956 2622 3097 3496 3749 3912 5244 6194 6263 7498 7639 9291 10488 11247 12388 12526 14996 15278 18582 18789 22494 22917 24776 25052 29992 30556 37164 37578 44988 45834 50104 61112 71231 74328 75156 89976 91668 118997 142462 144049 145141 150312 175697 183336 213693 237994 284924 288098 290282 351394 356991 427386 432147 435423 475988 527091 569848 576196 580564 702788 713982 854772 864294 870846 951976 1020869 1054182 1152392 1161128 1245157 1405576 1427964 1709544 1728588 1741692 2041738 2108364 2490314 2736931 2855928 3062607 3338243 3457176 3483384 3735471 4083476 4216728 4980628 5473862 6125214 6676486 7470942 8166952 8210793 9961256 10014729 10947724 12250428 13352972 14941884 16421586 19396511 20029458 21895448 23479987 23657983 24500856 26705944 28638611 29883768 32843172 38793022 40058916 46959974 47315966 47843057 57277222 58189533 65686344 70439961 70973949 77586044 80117832 85915833 93919948 94631932 95686114 114554444 116379066 140879922 141947898 143529171 155172088 171831666 187839896 189263864 191372228 229108888 232758132 281759844 283895796 287058342 343663332 382744456 446119753 465516264 544133609 563519688 567791592 574116684 687326664 892239506 909018083 1088267218 1100390311 1148233368 1338359259 1632400827 1784479012 1818036166 2176534436 2200780622 2676718518 2727054249 3264801654 3301170933 3568958024 3636072332 4353068872 4401561244 5353437036 5454108498 6529603308 6602341866 7272144664 7798418291 8803122488 10706874072 10908216996 13059206616 13204683732 15596836582 20907415909 21816433992 23395254873 26409367464 31193673164 41814831818 46790509746 62387346328 62722247727 83629663636 93581019492 125444495454 148169947529 167259327272 179363620693 187162038984 250888990908 296339895058 358727241386 444509842587 501777981816 538090862079 592679790116 717454482772 889019685174 1076181724158 1185359580232 1434908965544 1778039370348 2152363448316 3407908793167 3556078740696 4304726896632 6815817586334 10223726379501 13631635172668 20447452759002 27263270345336 40894905518004 81789811036008
• Sum of all divisors σ(n): 226037993472000
• Sum of proper divisors (its aliquot sum) s(n): 144248182435992
• 81789811036008 is an abundant number, because the sum of its proper divisors (144248182435992) is greater than itself. Its abundance is 62458371399984

Bases of 81789811036008

• Binary: 10010100110001100101100101000100000111101101000₂
• Hexadecimal: 0x4A632CA20F68
• Base-36: SZPPXQNOO

Squares and roots of 81789811036008

• 81789811036008 squared (81789811036008²) is 6689573189305896030272576064
• 81789811036008 cubed (81789811036008³) is 547138927064874608902170979015738822912512
• The square root of 81789811036008 is 9043771.9473684209
• The cube root of 81789811036008 is 43407.6626867271

Scales and comparisons

• 81,789,811,036,008 seconds is equal to 2,600,662 years, 51 weeks, 6 days, 10 hours, 26 minutes, 48 seconds.
• To count from 1 to 81,789,811,036,008 would take you about six million, five hundred one thousand, six hundred fifty-seven 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 81789811036008 cubic inches would be around 3617.3 feet tall.

Recreational maths with 81789811036008

• 81789811036008 backwards is 80063011898718
• The number of decimal digits it has is: 14
• The sum of 81789811036008's digits is 60
• More coming soon!