405838940028126

Names of 405838940028126

• Cardinal: 405838940028126 can be written as Four hundred five trillion, eight hundred thirty-eight billion, nine hundred forty million, twenty-eight thousand, one hundred twenty-six.

Scientific notation

• Scientific notation: 4.05838940028126 × 10¹⁴

Factors of 405838940028126

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7044929

Divisors of 405838940028126

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 11 22 33 66 881 991 1762 1982 2643 2973 5286 5946 9691 10901 19382 21802 29073 32703 58146 65406 873071 1746142 2619213 5238426 7043041 9603781 14086082 19207562 21129123 28811343 42258246 57622686 77473451 154946902 232420353 464840706 6204919121 6979653631 12409838242 13959307262 18614757363 20938960893 37229514726 41877921786 68254110331 76776189941 136508220662 153552379882 204762330993 230328569823 409524661986 460657139646 6149074848911 12298149697822 18447224546733 36894449093466 67639823338021 135279646676042 202919470014063 405838940028126
• Sum of all divisors σ(n): 887366496909312
• Sum of proper divisors (its aliquot sum) s(n): 481527556881186
• 405838940028126 is an abundant number, because the sum of its proper divisors (481527556881186) is greater than itself. Its abundance is 75688616853060

Bases of 405838940028126

• Binary: 1011100010001101110111101110110110011110011011110₂
• Hexadecimal: 0x1711BBDDB3CDE
• Base-36: 3ZUVU2FWM6

Squares and roots of 405838940028126

• 405838940028126 squared (405838940028126²) is 164705245243152852053671071876
• 405838940028126 cubed (405838940028126³) is 66843802146553695463147608035681204007584376
• The square root of 405838940028126 is 20145444.6470691235
• The cube root of 405838940028126 is 74037.4135151307

Scales and comparisons

• 405,838,940,028,126 seconds is equal to 12,904,422 years, 49 weeks, 3 days, 42 minutes, 6 seconds.
• To count from 1 to 405,838,940,028,126 would take you about thirty-two million, two hundred sixty-one thousand and fifty-seven 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 405838940028126 cubic inches would be around 6169.8 feet tall.

Recreational maths with 405838940028126

• 405838940028126 backwards is 621820049838504
• The number of decimal digits it has is: 15
• The sum of 405838940028126's digits is 60
• More coming soon!