18068439539275398

Names of 18068439539275398

• Cardinal: 18068439539275398 can be written as Eighteen quadrillion, sixty-eight trillion, four hundred thirty-nine billion, five hundred thirty-nine million, two hundred seventy-five thousand, three hundred ninety-eight.

Scientific notation

• Scientific notation: 1.8068439539275398 × 10¹⁶

Factors of 18068439539275398

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 28209

Divisors of 18068439539275398

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 39 42 63 78 91 117 126 182 234 273 449 546 819 877 898 1087 1347 1638 1754 2174 2631 2694 3143 3261 4041 5262 5837 6139 6286 6522 7609 7893 8082 9429 9783 11401 11674 12278 14131 15218 15786 17511 18417 18858 19566 22802 22827 25771 28262 28287 34203 35022 36834 40859 42393 45654 51542 52533 55251 56574 68406 68481 77313 79807 81718 84786 98917 102609 105066 110502 122577 127179 136962 154626 159614 180397 197834 205218 231939 239421 245154 254358 296751 335023 360794 367731 393773 463878 478842 488063 541191 593502 670046 718263 735462 787546 890253 953299 976126 1005069 1082382 1181319 1436526 1464189 1623573 1780506 1906598 2010138 2345161 2362638 2756411 2859897 2928378 3015207 3247146 3416441 3543957 4392567 4690322 5119049 5512822 5719794 6030414 6344819 6673093 6832882 7035483 7087914 8269233 8579691 8785134 10238098 10249323 11571179 12392887 12689638 13346186 14070966 15357147 16538466 17159382 19034457 20019279 20498646 21106449 22601167 23142358 24785774 24807699 28013077 30714294 30747969 34713537 35833343 37178661 38068914 40038558 42212898 44413733 45202334 46071441 49615398 56026154 57103371 60057837 61495938 67803501 69427074 71666686 74357322 80998253 84039231 86750209 88827466 92142882 104140611 107500029 111535983 114206742 120115674 133241199 135607002 150425327 158208169 161996506 168078462 173500418 196091539 203410503 208281222 215000058 223071966 242994759 252117693 260250627 266482398 293815171 300850654 316416338 322500087 364170001 392183078 399723597 406821006 428031251 451275981 474624507 485989518 504235386 520501254 587630342 588274617 645000174 728340002 728984277 780751881 799447194 856062502 881445513 902551962 949249014 1052977289 1092510003 1176549234 1284093753 1353827943 1423873521 1457968554 1561503762 1762891026 1764823851 2056706197 2105954578 2185020006 2549190007 2568187506 2644336539 2707655886 2847747042 2996218757 3158931867 3277530009 3529647702 3852281259 4113412394 5098380014 5288673078 5564406263 5992437514 6170118591 6317863734 6555060018 7647570021 7704562518 8988656271 9476795601 10147923983 11128812526 12340237182 12577871573 15295140042 16693218789 17977312542 18510355773 18953591202 20295847966 22942710063 24567468529 25155743146 26965968813 30443771949 33386437578 37020711546 37733614719 38950843841 45885420126 49134937058 50079656367 53931937626 60887543898 71035467881 73702405587 75467229438 77901687682 88045101011 91331315847 100159312734 113200844157 116852531523 131923011779 142070935762 147404811174 163512330449 171972279703 176090202022 182662631694 213106403643 221107216761 226401688314 233705063046 263846023558 264135303033 319377090877 327024660898 343944559406 350557594569 395769035337 426212807286 442214433522 490536991347 515916839109 528270606066 638754181754 639319210929 701115189138 791538070674 792405909099 923461082453 958131272631 981073982694 1031833678218 1144586313143 1187307106011 1278638421858 1471610974041 1547750517327 1584811818198 1846922164906 1916262545262 2235639636139 2289172626286 2374614212022 2770383247359 2874393817893 2943221948082 3095501034654 3433758939429 4471279272278 5540766494718 5748787635786 6706918908417 6867517878858 8311149742077 10301276818287 11030793369521 13413837816834 16622299484154 20120756725251 20602553636574 22061586739042 33092380108563 40241513450502 66184760217126 77215553586647 99277140325689 143400313803773 154431107173294 198554280651378 231646660759941 286800627607546 430200941411319 463293321519882 694939982279823 860401882822638 1003802196626411 1290602824233957 1389879964559646 2007604393252822 2581205648467914 3011406589879233 6022813179758466 9034219769637699 18068439539275398
• Sum of all divisors σ(n): 48391231821004800
• Sum of proper divisors (its aliquot sum) s(n): 30322792281729402
• 18068439539275398 is an abundant number, because the sum of its proper divisors (30322792281729402) is greater than itself. Its abundance is 12254352742454004

Bases of 18068439539275398

• Binary: 1000000001100010010011001101000011000100101011010000110₂
• Hexadecimal: 0x40312668625686
• Base-36: 4XWQ6J8EETI

Squares and roots of 18068439539275398

• 18068439539275398 squared (18068439539275398²) is 326468507384450556745398888058404
• 18068439539275398 cubed (18068439539275398³) is 5898776487153428687285791339747671137809264344792
• The square root of 18068439539275398 is 134418895.7672075135
• The cube root of 18068439539275398 is 262405.8718077947

Scales and comparisons

• 18,068,439,539,275,398 seconds is equal to 574,520,487 years, 51 weeks, 5 days, 12 hours, 3 minutes, 18 seconds.
• To count from 1 to 18,068,439,539,275,398 would take you about one billion, seven hundred twenty-three million, five hundred sixty-one thousand, four hundred sixty-three 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 18068439539275398 cubic inches would be around 21867.2 feet tall.

Recreational maths with 18068439539275398

• 18068439539275398 backwards is 89357293593486081
• The number of decimal digits it has is: 17
• The sum of 18068439539275398's digits is 90
• More coming soon!