138531984450889939

Names of 138531984450889939

• Cardinal: 138531984450889939 can be written as One hundred thirty-eight quadrillion, five hundred thirty-one trillion, nine hundred eighty-four billion, four hundred fifty million, eight hundred eighty-nine thousand, nine hundred thirty-nine.

Scientific notation

• Scientific notation: 1.38531984450889939 × 10¹⁷

Factors of 138531984450889939

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 44250

Divisors of 138531984450889939

• Number of divisors d(n): 96
• Complete list of divisors:
  1 7 13 49 91 631 637 757 4417 5299 8203 9841 19531 23311 30919 37093 57421 68887 136717 163177 253903 303043 401947 477667 482209 957019 1142239 1777321 2121301 3343669 6209671 12324061 12441247 14709241 14784967 14849107 17646427 23405683 43467697 86268427 102964687 103494769 123524989 160212793 191220133 192204571 229403551 304273879 455287141 603878989 720752809 724463383 864674923 1121489551 1338540931 1345431997 1605824857 3187009987 5918732833 7850426857 9329314177 9369786517 9418023979 11134895437 11240773999 22309069909 41431129831 65305199239 77944268059 121281084301 144753640681 287286185971 290017908817 344652365737 457136394673 545609876413 848967590107 1013275484767 2011003301797 2412566560159 3734720417623 4480480754581 5942773130749 7092928393369 14077023112579 16887965921113 26143042923361 31363365282067 183001300463527 217475642780047 219543556974469 1522329499460329 2827183356140611 10656306496222303 19790283492984277 138531984450889939
• Sum of all divisors σ(n): 174066591530452992
• Sum of proper divisors (its aliquot sum) s(n): 35534607079563053
• 138531984450889939 is a deficient number, because the sum of its proper divisors (35534607079563053) is less than itself. Its deficiency is 102997377371326886

Bases of 138531984450889939

• Binary: 111101100001010100001101100011011001110011010100011010011₂
• Hexadecimal: 0x1EC2A1B1B39A8D3
• Base-36: 11W1HN347RV7

Squares and roots of 138531984450889939

• 138531984450889939 squared (138531984450889939²) is 19191110715901611833919689091423721
• 138531984450889939 cubed (138531984450889939³) is 2658582651290589376185897116295812200123470984843019
• The square root of 138531984450889939 is 372198850.6845365569
• The cube root of 138531984450889939 is 517428.1097841271

Scales and comparisons

• 138,531,984,450,889,939 seconds is equal to 4,404,888,597 years, 50 weeks, 5 days, 1 hour, 52 minutes, 19 seconds.
• To count from 1 to 138,531,984,450,889,939 would take you about thirteen billion, two hundred fourteen million, six hundred sixty-five thousand, seven hundred ninety-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 138531984450889939 cubic inches would be around 43119 feet tall.

Recreational maths with 138531984450889939

• 138531984450889939 backwards is 939988054489135831
• The number of decimal digits it has is: 18
• The sum of 138531984450889939's digits is 97
• More coming soon!