138691520595130941

Names of 138691520595130941

• Cardinal: 138691520595130941 can be written as One hundred thirty-eight quadrillion, six hundred ninety-one trillion, five hundred twenty billion, five hundred ninety-five million, one hundred thirty thousand, nine hundred forty-one.

Scientific notation

• Scientific notation: 1.38691520595130941 × 10¹⁷

Factors of 138691520595130941

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 664849

Divisors of 138691520595130941

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 61 71 73 97 183 213 219 291 549 639 657 757 873 2271 4331 4453 5183 5917 6813 6887 7081 12993 13359 15549 17751 20661 21243 38979 40077 46177 46647 53253 53747 55261 61983 63729 73429 138531 161241 165783 220287 316163 415593 420107 431941 483723 497349 502751 660861 663787 948489 1260321 1295823 1508253 1991361 2845467 3278567 3370921 3780963 3887469 3923531 4479169 4524759 5213459 5360317 5974083 9835701 10112763 11770593 13437507 15640377 16080951 29507103 30338289 30667811 35311779 40312521 40491007 46921131 47128877 48242853 48456451 64387339 92003433 121473021 141386631 145369353 193162017 239335391 276010299 318020999 326979337 364419063 380582507 424159893 436108059 502486759 579486051 718006173 954062997 980938011 1141747521 1507460277 2154018519 2862188991 2874861497 2942814033 2955843511 3425242563 3440408021 3927627679 4522380831 4571501069 4700275747 8624584491 8867530533 10321224063 11782883037 13714503207 14100827241 23215532927 25873753473 26602591599 30651692299 30963672189 35348649111 35676559889 36681533407 41143509621 42302481723 48741215623 69646598781 91955076897 107029679667 110044600221 146223646869 208939796343 209864889281 275865230691 278861565209 286716820567 321089039001 330133800663 333719578037 438670940607 629594667843 836584695627 860150461701 1001158734111 1888784003529 2176270153229 2237573537827 2509754086881 2580451385103 2604388871897 2973214153003 3003476202333 3460626309233 3558108740479 6528810459687 6712720613481 7813166615691 8919642459009 10381878927699 10674326221437 19586431379061 20138161840443 20356894260257 23439499847073 26758927377027 31145636783097 32022978664311 61070682780771 158867721185717 183212048342313 211098204863213 217044633169219 252625720574009 476603163557151 633294614589639 651133899507657 757877161722027 1429809490671453 1899883843768917 1953401698522971 2273631485166081 15410168955014549 46230506865043647 138691520595130941
• Sum of all divisors σ(n): 211750252187475456
• Sum of proper divisors (its aliquot sum) s(n): 73058731592344515
• 138691520595130941 is a deficient number, because the sum of its proper divisors (73058731592344515) is less than itself. Its deficiency is 65632789002786426

Bases of 138691520595130941

• Binary: 111101100101110110011010000000010011011100111101000111101₂
• Hexadecimal: 0x1ECBB34026E7A3D
• Base-36: 11XM1GZ9E919

Squares and roots of 138691520595130941

• 138691520595130941 squared (138691520595130941²) is 19235337884989629966821476935545481
• 138691520595130941 cubed (138691520595130941³) is 2667778260430341700282848462232009136682098455827621
• The square root of 138691520595130941 is 372413104.7575137909
• The cube root of 138691520595130941 is 517626.6603643213

Scales and comparisons

• 138,691,520,595,130,941 seconds is equal to 4,409,961,353 years, 46 weeks, 22 minutes, 21 seconds.
• To count from 1 to 138,691,520,595,130,941 would take you about thirteen billion, two hundred twenty-nine million, eight hundred eighty-four thousand and sixty-one 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 138691520595130941 cubic inches would be around 43135.6 feet tall.

Recreational maths with 138691520595130941

• 138691520595130941 backwards is 149031595025196831
• The number of decimal digits it has is: 18
• The sum of 138691520595130941's digits is 72
• More coming soon!