13138311613091185

Names of 13138311613091185

• Cardinal: 13138311613091185 can be written as Thirteen quadrillion, one hundred thirty-eight trillion, three hundred eleven billion, six hundred thirteen million, ninety-one thousand, one hundred eighty-five.

Scientific notation

• Scientific notation: 1.3138311613091185 × 10¹⁶

Factors of 13138311613091185

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1870020

Divisors of 13138311613091185

• Number of divisors d(n): 16
• Complete list of divisors:
  1 5 3049 15245 835609 1031357 4178045 5156785 2547771841 3144607493 12738859205 15723037465 861811191413 4309055957065 2627662322618237 13138311613091185
• Sum of all divisors σ(n): 15771178968354000
• Sum of proper divisors (its aliquot sum) s(n): 2632867355262815
• 13138311613091185 is a deficient number, because the sum of its proper divisors (2632867355262815) is less than itself. Its deficiency is 10505444257828370

Bases of 13138311613091185

• Binary: 101110101011010011100110001100101001011000110101110001₂
• Hexadecimal: 0x2EAD398CA58D71
• Base-36: 3LD5515A4C1

Squares and roots of 13138311613091185

• 13138311613091185 squared (13138311613091185²) is 172615232042686695657871124704225
• 13138311613091185 cubed (13138311613091185³) is 2267872707742860245216217258902453486171079756625
• The square root of 13138311613091185 is 114622474.2931820723
• The cube root of 13138311613091185 is 235964.4182512517

Scales and comparisons

• 13,138,311,613,091,185 seconds is equal to 417,757,669 years, 43 weeks, 1 day, 4 hours, 26 minutes, 25 seconds.
• To count from 1 to 13,138,311,613,091,185 would take you about one billion, two hundred fifty-three million, two hundred seventy-three thousand and nine 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 13138311613091185 cubic inches would be around 19663.7 feet tall.

Recreational maths with 13138311613091185

• 13138311613091185 backwards is 58119031611383131
• The number of decimal digits it has is: 17
• The sum of 13138311613091185's digits is 55
• More coming soon!