138469087625

Names of 138469087625

• Cardinal: 138469087625 can be written as One hundred thirty-eight billion, four hundred sixty-nine million, eighty-seven thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 1.38469087625 × 10¹¹

Factors of 138469087625

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2654

Divisors of 138469087625

• Number of divisors d(n): 80
• Complete list of divisors:
  1 5 11 25 29 55 121 125 145 275 319 605 725 1331 1375 1595 2609 3025 3509 3625 6655 7975 13045 14641 15125 17545 28699 33275 38599 39875 65225 73205 75661 87725 143495 166375 192995 315689 326125 366025 378305 424589 438625 717475 832271 964975 1578445 1830125 1891525 2122945 3472579 3587375 4161355 4824875 7892225 9154981 9457625 10614725 17362895 20806775 38198369 39461125 45774905 53073625 86814475 100704791 104033875 190991845 228874525 434072375 503523955 954959225 1107752701 1144372625 2517619775 4774796125 5538763505 12588098875 27693817525 138469087625
• Sum of all divisors σ(n): 196719354000
• Sum of proper divisors (its aliquot sum) s(n): 58250266375
• 138469087625 is a deficient number, because the sum of its proper divisors (58250266375) is less than itself. Its deficiency is 80218821250

Bases of 138469087625

• Binary: 10000000111101011001101001100110001001₂
• Hexadecimal: 0x203D669989
• Base-36: 1RM0X3T5

Squares and roots of 138469087625

• 138469087625 squared (138469087625²) is 19173688227699928140625
• 138469087625 cubed (138469087625³) is 2654963115295812301910406447265625
• The square root of 138469087625 is 372114.3475129655
• The cube root of 138469087625 is 5173.4978969449

Scales and comparisons

• 138,469,087,625 seconds is equal to 4,402 years, 46 weeks, 1 day, 11 hours, 27 minutes, 5 seconds.
• To count from 1 to 138,469,087,625 would take you about eight thousand, eight hundred five 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 138469087625 cubic inches would be around 431.1 feet tall.

Recreational maths with 138469087625

• 138469087625 backwards is 526780964831
• The number of decimal digits it has is: 12
• The sum of 138469087625's digits is 59
• More coming soon!