85388613569721

Names of 85388613569721

• Cardinal: 85388613569721 can be written as Eighty-five trillion, three hundred eighty-eight billion, six hundred thirteen million, five hundred sixty-nine thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 8.5388613569721 × 10¹³

Factors of 85388613569721

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 737

Divisors of 85388613569721

• Number of divisors d(n): 640
• Complete list of divisors:
  1 3 7 9 11 21 27 33 49 63 71 77 79 81 99 109 147 189 213 231 237 297 327 343 441 457 497 539 553 567 639 693 711 763 781 869 891 981 1029 1199 1323 1371 1491 1617 1659 1917 2079 2133 2289 2343 2607 2943 3087 3199 3479 3597 3773 3871 3969 4113 4473 4851 4977 5027 5341 5467 5609 5751 6083 6237 6399 6867 7029 7739 7821 8393 8611 8829 9261 9597 10437 10791 11319 11613 12339 13419 14553 14931 15081 16023 16401 16827 18249 20601 21087 22393 23217 23463 24353 25179 25833 27097 27783 28791 31311 32373 32447 33957 34839 35189 36103 37017 37387 38269 39263 40257 42581 43659 44793 45243 48069 49203 49813 50481 54173 54747 58751 60277 61699 61803 63261 67179 69651 70389 73059 75537 77499 81291 85129 86373 93933 94721 97119 97341 101871 104517 105567 108309 112161 114807 117789 127743 135729 144207 147609 149439 151443 156751 162519 164241 176253 180831 185097 201537 208953 219177 226611 227129 232497 243873 246323 252721 255387 259119 267883 274841 281799 284163 292023 298067 305613 313551 316701 324927 336483 344421 348691 353367 356917 379211 383229 397133 407187 411257 421939 431893 432621 442827 448317 454329 470253 487557 492723 528759 542493 547943 555291 595903 604611 611381 626859 657531 663047 679833 681387 697491 731619 738969 758163 766161 803649 824523 852489 876069 894201 950103 974781 1009449 1033263 1046073 1060101 1070751 1137633 1149687 1191399 1233771 1265817 1295679 1344951 1410759 1462671 1586277 1589903 1627479 1643829 1665873 1724261 1769047 1787709 1813833 1834143 1923887 1972593 1989141 2044161 2194857 2216907 2274489 2298483 2410947 2440837 2473569 2498419 2557467 2563313 2628207 2654477 2682603 2779931 2850309 2924343 2953573 3023251 3028347 3099789 3138219 3180303 3212253 3412899 3449061 3536723 3574197 3701313 3797451 3835601 3887037 3935227 4034853 4171321 4232277 4279667 4388013 4641329 4758831 4769709 4882437 4931487 4997619 5172783 5307141 5363127 5502429 5771661 5967423 6132483 6650721 6725191 6823467 6895449 7232841 7322511 7420707 7495257 7672401 7689939 7963431 8047809 8339793 8860719 9069753 9414657 9636759 10238697 10610169 10722591 11103939 11129321 11392353 11506803 11661111 11805681 12383329 12513963 12696831 12839001 13923987 14309127 14794461 15518349 15921423 16089381 16507287 17085859 17314983 17488933 17902269 17943191 18397449 19459517 19952163 20175573 20470401 21162757 21698523 21967533 22262121 22485771 23069817 23890293 24143427 24757061 25019379 26582157 26849207 27209259 27546589 28196443 28243971 28910277 29199247 29957669 30716091 31830507 32167773 32489303 33311817 33387963 34177059 34520409 34983333 35417043 37149987 37541889 38517003 38903953 41771961 42927381 43287497 44383383 46555047 47076337 47764269 48268143 49521861 51257577 51944949 52466799 53706807 53829573 58378551 60526719 63488271 65902599 67457313 69209451 71670879 74271183 75058137 79746471 80547621 81627777 82639767 84589329 87597741 89873007 95491521 97467909 100163889 103561227 106251129 111449961 112625667 115551009 116711859 122422531 125315883 125602337 128782143 129862491 136216619 139665141 141229011 143292807 153772731 155834847 157400397 161488719 173299427 175135653 181580157 187944449 190464813 192826123 197375101 197707797 202371939 207628353 209703683 215012637 222813549 225174411 239239413 241642863 244883331 247919301 253767987 262793223 269619021 272327671 279401117 286474563 292403727 300491667 303012479 310683681 318753387 329534359 334349883 337877001 346653027 350135577 367267593 375947649 376807011 389587473 408649857 423687033 461318193 472201191 484466157 519898281 525406959 544740471 563833347 571394439 578478369 592125303 629111049 668440647 724928589 743757903 761303961 788379669 808857063 816983013 838203351 877211181 879216359 901475001 909037437 988603077 1003049649 1050406731 1101802779 1130421033 1168762419 1213095989 1225949571 1271061099 1349782861 1381625707 1383954579 1416603573 1453398471 1559694843 1576220877 1691500041 1714183317 1735435107 1776375909 1887333147 1906293697 1955807819 2005321941 2121087353 2174785767 2231273709 2283911883 2306740513 2365139007 2426571189 2450949039 2514610053 2631633543 2637649077 2727112311 2965809231 3073412287 3151220193 3305408337 3391263099 3506287257 3639287967 3677848713 3813183297 4049348583 4144877121 4679084529 5074500123 5206305321 5329127727 5661999441 5718881091 5867423457 6363262059 6920221539 7352847117 7543830159 7912947231 8181336933 8897427693 9220236861 9671379949 9916225011 10173789297 10917863901 11033546139 12148045749 12434631363 13344055879 13690654733 14037253587 14847611471 15223500369 15618915963 15987383181 16985998323 17156643273 17602270371 19089786177 20760664617 21513886009 22058541351 22631490477 23738841693 24544010799 26692283079 27660710583 29014139847 32753591703 36444137247 37303894089 40032167637 41071964199 44542834413 51469929819 52806811113 57269358531 62281993851 64541658027 71216525079 82982131749 87042419541 95834583131 98260775109 109332411741 111911682267 120096502911 123215892597 133628503239 150597202063 154409789457 158420433339 171808075593 186845981553 193624974081 248946395247 261127258623 287503749393 360289508733 369647677791 400885509717 451791606189 580874922243 783381775869 862511248179 1054180414441 1080868526199 1108943033373 1202656529151 1355374818567 1742624766729 2587533744537 3162541243323 4066124455701 7762601233611 9487623729969 12198373367103 28462871189907 85388613569721
• Sum of all divisors σ(n): 168541655040000
• Sum of proper divisors (its aliquot sum) s(n): 83153041470279
• 85388613569721 is a deficient number, because the sum of its proper divisors (83153041470279) is less than itself. Its deficiency is 2235572099442

Bases of 85388613569721

• Binary: 10011011010100100010101111110101100110010111001₂
• Hexadecimal: 0x4DA915FACCB9
• Base-36: U9MZJUMK9

Squares and roots of 85388613569721

• 85388613569721 squared (85388613569721²) is 7291215327359141298528017841
• 85388613569721 cubed (85388613569721³) is 622586768041496515870703724820925385392361
• The square root of 85388613569721 is 9240595.9531688755
• The cube root of 85388613569721 is 44035.2014392985

Scales and comparisons

• 85,388,613,569,721 seconds is equal to 2,715,093 years, 40 weeks, 6 days, 12 hours, 55 minutes, 21 seconds.
• To count from 1 to 85,388,613,569,721 would take you about six million, seven hundred eighty-seven thousand, seven hundred thirty-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 85388613569721 cubic inches would be around 3669.6 feet tall.

Recreational maths with 85388613569721

• 85388613569721 backwards is 12796531688358
• The number of decimal digits it has is: 14
• The sum of 85388613569721's digits is 72
• More coming soon!