21640850335143

Names of 21640850335143

• Cardinal: 21640850335143 can be written as Twenty-one trillion, six hundred forty billion, eight hundred fifty million, three hundred thirty-five thousand, one hundred forty-three.

Scientific notation

• Scientific notation: 2.1640850335143 × 10¹³

Factors of 21640850335143

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 148

Divisors of 21640850335143

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 13 39 59 73 117 169 177 219 507 531 657 767 949 1521 2197 2301 2847 3481 4307 5329 6591 6903 8541 9971 10443 12337 12921 15987 19773 29913 31329 37011 38763 45253 47961 55991 69277 89739 111033 129623 135759 160381 167973 205379 207831 254113 314411 388869 407277 481143 503919 588289 616137 623493 727883 762339 900601 943233 1166607 1443429 1764867 1848411 2183649 2287017 2669927 2701803 2829699 3303469 4087343 5294601 6550947 7647757 8009781 8105409 9462479 9910407 11707813 12262029 14992667 18550249 22943271 24029343 28387437 29731221 34709051 35123439 36786087 42945097 44978001 53135459 55650747 68829813 85162311 104127153 105370317 128835291 134934003 159406377 166952241 194904671 241153237 312381459 386505873 451217663 478219131 558286261 584714013 690760967 723459711 1094464691 1353652989 1674858783 1754142039 2072282901 2170379133 2533760723 3134992081 3283394073 4060958967 5024576349 6216848703 7601282169 9404976243 9850182219 14228040983 22803846507 28214928729 32938889399 40754897053 42684122949 98816668197 122264691159 128052368847 184964532779 296450004591 366794073477 554893598337 1664680795011 2404538926127 7213616778381 21640850335143
• Sum of all divisors σ(n): 34924909874400
• Sum of proper divisors (its aliquot sum) s(n): 13284059539257
• 21640850335143 is a deficient number, because the sum of its proper divisors (13284059539257) is less than itself. Its deficiency is 8356790795886

Bases of 21640850335143

• Binary: 100111010111010100111001100100110010110100111₂
• Hexadecimal: 0x13AEA73265A7
• Base-36: 7O5O3JEZR

Squares and roots of 21640850335143

• 21640850335143 squared (21640850335143²) is 468326403228058895420830449
• 21640850335143 cubed (21640850335143³) is 10134981600254254104029221010265029169207
• The square root of 21640850335143 is 4651972.7358555101
• The cube root of 21640850335143 is 27867.0784695685

Scales and comparisons

• 21,640,850,335,143 seconds is equal to 688,112 years, 5 weeks, 1 day, 19 hours, 19 minutes, 3 seconds.
• To count from 1 to 21,640,850,335,143 would take you about one million, seven hundred twenty thousand, two hundred eighty 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 21640850335143 cubic inches would be around 2322.3 feet tall.

Recreational maths with 21640850335143

• 21640850335143 backwards is 34153305804612
• The number of decimal digits it has is: 14
• The sum of 21640850335143's digits is 45
• More coming soon!