12811789374736

Names of 12811789374736

• Cardinal: 12811789374736 can be written as Twelve trillion, eight hundred eleven billion, seven hundred eighty-nine million, three hundred seventy-four thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 1.2811789374736 × 10¹³

Factors of 12811789374736

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 81362

Divisors of 12811789374736

• Number of divisors d(n): 45
• Complete list of divisors:
  1 2 4 8 11 16 22 44 88 121 176 242 484 968 1936 81349 162698 325396 650792 894839 1301584 1789678 3579356 7158712 9843229 14317424 19686458 39372916 78745832 157491664 6617659801 13235319602 26470639204 52941278408 72794257811 105882556816 145588515622 291177031244 582354062488 800736835921 1164708124976 1601473671842 3202947343684 6405894687368 12811789374736
• Sum of all divisors σ(n): 27284946765573
• Sum of proper divisors (its aliquot sum) s(n): 14473157390837
• 12811789374736 is an abundant number, because the sum of its proper divisors (14473157390837) is greater than itself. Its abundance is 1661368016101

Bases of 12811789374736

• Binary: 10111010011011111010001001111001010100010000₂
• Hexadecimal: 0xBA6FA279510
• Base-36: 4JHNKLPN4

Squares and roots of 12811789374736

• 12811789374736 squared (12811789374736²) is 164141946982598265835069696
• 12811789374736 cubed (12811789374736³) is 2102952052300132298115765491416821600256
• 12811789374736 is a perfect square number. Its square root is 3579356
• The cube root of 12811789374736 is 23399.3214396067

Scales and comparisons

• 12,811,789,374,736 seconds is equal to 407,375 years, 14 weeks, 1 day, 5 hours, 52 minutes, 16 seconds.
• To count from 1 to 12,811,789,374,736 would take you about one million, eighteen thousand, four hundred thirty-eight 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 12811789374736 cubic inches would be around 1949.9 feet tall.

Recreational maths with 12811789374736

• 12811789374736 backwards is 63747398711821
• The number of decimal digits it has is: 14
• The sum of 12811789374736's digits is 67
• More coming soon!