12468645223021

Names of 12468645223021

• Cardinal: 12468645223021 can be written as Twelve trillion, four hundred sixty-eight billion, six hundred forty-five million, two hundred twenty-three thousand and twenty-one.

Scientific notation

• Scientific notation: 1.2468645223021 × 10¹³

Factors of 12468645223021

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7671

Divisors of 12468645223021

• Number of divisors d(n): 48
• Complete list of divisors:
  1 13 37 71 481 757 923 2627 5041 6793 9841 28009 34151 53747 65533 88309 186517 251341 364117 482303 698711 1988639 2424721 3267433 3816037 5142301 6269939 17845211 25852307 34243513 49608481 66849913 141193369 190265137 231987743 365103371 445165669 1267009981 1835513797 2473446781 4746343823 13508824727 16471129753 25922339341 175614721451 336990411433 959126555617 12468645223021
• Sum of all divisors σ(n): 14008194822832
• Sum of proper divisors (its aliquot sum) s(n): 1539549599811
• 12468645223021 is a deficient number, because the sum of its proper divisors (1539549599811) is less than itself. Its deficiency is 10929095623210

Bases of 12468645223021

• Binary: 10110101011100010101001010110101101001101101₂
• Hexadecimal: 0xB57152B5A6D
• Base-36: 4F40LFNN1

Squares and roots of 12468645223021

• 12468645223021 squared (12468645223021²) is 155467113697564402828366441
• 12468645223021 cubed (12468645223021³) is 1938464284541999067448407765927557038261
• The square root of 12468645223021 is 3531096.8866658133
• The cube root of 12468645223021 is 23188.5231228389

Scales and comparisons

• 12,468,645,223,021 seconds is equal to 396,464 years, 18 weeks, 1 day, 9 hours, 57 minutes, 1 second.
• To count from 1 to 12,468,645,223,021 would take you about nine hundred ninety-one thousand, one 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 12468645223021 cubic inches would be around 1932.4 feet tall.

Recreational maths with 12468645223021

• 12468645223021 backwards is 12032254686421
• The number of decimal digits it has is: 14
• The sum of 12468645223021's digits is 46
• More coming soon!