81027083587039104

Names of 81027083587039104

• Cardinal: 81027083587039104 can be written as Eighty-one quadrillion, twenty-seven trillion, eighty-three billion, five hundred eighty-seven million, thirty-nine thousand, one hundred four.

Scientific notation

• Scientific notation: 8.1027083587039104 × 10¹⁶

Factors of 81027083587039104

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 15826665

Divisors of 81027083587039104

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 102 107 128 136 192 204 214 272 321 384 408 428 544 642 816 856 1088 1284 1632 1712 1819 2176 2568 3264 3424 3638 5136 5457 6528 6848 7276 7333 10272 10914 13696 14552 14666 20544 21828 21999 29104 29332 41088 43656 43998 58208 58664 87312 87996 116416 117328 124661 174624 175992 232832 234656 249322 349248 351984 373983 469312 498644 698496 703968 747966 784631 938624 997288 1407936 1495932 1569262 1994576 2353893 2815872 2991864 3138524 3989152 4707786 5983728 6277048 7978304 9415572 11967456 12554096 13338727 15819203 15956608 18831144 23934912 25108192 26677454 31638406 37662288 40016181 47457609 47869824 50216384 53354908 63276812 75324576 80032362 94915218 100432768 106709816 126553624 150649152 160064724 189830436 213419632 253107248 268926451 301298304 320129448 379660872 426839264 506214496 537852902 640258896 759321744 806779353 853678528 1012428992 1075705804 1280517792 1518643488 1613558706 1692654721 1707357056 2024857984 2151411608 2561035584 3037286976 3227117412 3385309442 4302823216 5077964163 5122071168 6074573952 6454234824 6770618884 8605646432 10155928326 12908469648 13541237768 17211292864 20311856652 25816939296 27082475536 28775130257 34422585728 40623713304 51633878592 54164951072 57550260514 81247426608 86325390771 103267757184 108329902144 115100521028 116002215599 162494853216 172650781542 216659804288 230201042056 232004431198 324989706432 345301563084 348006646797 460402084112 464008862396 649979412864 690603126168 696013293594 920804168224 928017724792 1381206252336 1392026587188 1841608336448 1856035449584 1972037665183 2762412504672 2784053174376 3683216672896 3712070899168 3944075330366 5524825009344 5568106348752 5916112995549 7424141798336 7888150660732 11049650018688 11136212697504 11832225991098 12412237069093 14848283596672 15776301321464 22272425395008 23664451982196 24824474138186 31552602642928 37236711207279 44544850790016 47328903964392 49648948276372 63105205285856 74473422414558 94657807928784 99297896552744 126210410571712 148946844829116 189315615857568 198595793105488 211008030174581 252420821143424 297893689658232 378631231715136 397191586210976 422016060349162 595787379316464 633024090523743 757262463430272 794383172421952 844032120698324 1191574758632928 1266048181047486 1588766344843904 1688064241396648 2383149517265856 2532096362094972 3376128482793296 4766299034531712 5064192724189944 6752256965586592 10128385448379888 13504513931173184 20256770896759776 27009027862346368 40513541793519552 81027083587039104
• Sum of all divisors σ(n): 230049855390631680
• Sum of proper divisors (its aliquot sum) s(n): 149022771803592576
• 81027083587039104 is an abundant number, because the sum of its proper divisors (149022771803592576) is greater than itself. Its abundance is 67995688216553472

Bases of 81027083587039104

• Binary: 100011111110111011011010000000110011001000010111110000000₂
• Hexadecimal: 0x11FDDB406642F80
• Base-36: M5TPCBQF5HC

Squares and roots of 81027083587039104

• 81027083587039104 squared (81027083587039104²) is 6565388274621021752722173625122816
• 81027083587039104 cubed (81027083587039104³) is 531974264509083973248255587545771663050257794596864
• The square root of 81027083587039104 is 284652566.4508210681
• The cube root of 81027083587039104 is 432723.0895354303

Scales and comparisons

• 81,027,083,587,039,104 seconds is equal to 2,576,410,624 years, 43 weeks, 5 days, 13 hours, 58 minutes, 24 seconds.
• To count from 1 to 81,027,083,587,039,104 would take you about seven billion, seven hundred twenty-nine million, two hundred thirty-one thousand, eight hundred seventy-four 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 81027083587039104 cubic inches would be around 36060.3 feet tall.

Recreational maths with 81027083587039104

• 81027083587039104 backwards is 40193078538072018
• The number of decimal digits it has is: 17
• The sum of 81027083587039104's digits is 66
• More coming soon!