138344979532589739

Names of 138344979532589739

• Cardinal: 138344979532589739 can be written as One hundred thirty-eight quadrillion, three hundred forty-four trillion, nine hundred seventy-nine billion, five hundred thirty-two million, five hundred eighty-nine thousand, seven hundred thirty-nine.

Scientific notation

• Scientific notation: 1.38344979532589739 × 10¹⁷

Factors of 138344979532589739

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1304127851

Divisors of 138344979532589739

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 13 21 27 39 63 91 117 189 273 351 819 2457 43177 129531 302239 388593 561301 906717 1165779 1683903 2720151 3929107 5051709 8160453 11787321 15155127 35361963 106085889 1304084651 3912253953 9128592557 11736761859 16953100463 27385777671 35210285577 50859301389 82157333013 118671703241 152577904167 246471999039 356015109723 457733712501 1068045329169 3204135987507 56306462976227 168919388928681 394145240833589 506758166786043 731984018690951 1182435722500767 1520274500358129 2195952056072853 3547307167502301 5123888130836657 6587856168218559 10641921502506903 15371664392509971 19763568504655677 46114993177529913 138344979532589739
• Sum of all divisors σ(n): 252258796626170880
• Sum of proper divisors (its aliquot sum) s(n): 113913817093581141
• 138344979532589739 is a deficient number, because the sum of its proper divisors (113913817093581141) is less than itself. Its deficiency is 24431162439008598

Bases of 138344979532589739

• Binary: 111101011100000000000011010100001011111111010101010101011₂
• Hexadecimal: 0x1EB8006A17FAAAB
• Base-36: 11U77A7O6MCR

Squares and roots of 138344979532589739

• 138344979532589739 squared (138344979532589739²) is 19139333361872673798792792088088121
• 138344979532589739 cubed (138344979532589739³) is 2647830682215687017201598936509108903170576372390419
• The square root of 138344979532589739 is 371947549.4375379521
• The cube root of 138344979532589739 is 517195.1788016897

Scales and comparisons

• 138,344,979,532,589,739 seconds is equal to 4,398,942,420 years, 6 days, 10 hours, 55 minutes, 39 seconds.
• To count from 1 to 138,344,979,532,589,739 would take you about thirteen billion, one hundred ninety-six million, eight hundred twenty-seven thousand, two hundred sixty 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 138344979532589739 cubic inches would be around 43099.6 feet tall.

Recreational maths with 138344979532589739

• 138344979532589739 backwards is 937985235979443831
• The number of decimal digits it has is: 18
• The sum of 138344979532589739's digits is 99
• More coming soon!