21235529493009

Names of 21235529493009

• Cardinal: 21235529493009 can be written as Twenty-one trillion, two hundred thirty-five billion, five hundred twenty-nine million, four hundred ninety-three thousand and nine.

Scientific notation

• Scientific notation: 2.1235529493009 × 10¹³

Factors of 21235529493009

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 151284

Divisors of 21235529493009

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 13 39 47 117 141 157 163 423 471 489 611 1413 1467 1833 2041 2119 5499 6123 6357 7379 7661 18369 19071 22137 22983 25591 66411 68949 76773 95927 99593 150901 230319 287781 298779 332683 452703 863343 896337 998049 1202777 1358109 1961713 2994147 3608331 5885139 7092347 10824993 15636101 17655417 21277041 23691457 24596863 46908303 63831123 71074371 73790589 92200511 140724909 213223113 221371767 276601533 307988941 319759219 829804599 923966823 959277657 1113498479 1156052561 2771900469 2877832971 3340495437 3468157683 3861707491 10021486311 10404473049 11585122473 14475480227 15028683293 34755367419 43426440681 45086049879 50202197383 130279322043 135258149637 150606592149 181500252077 451819776447 544500756231 1633502268693 2359503277001 7078509831003 21235529493009
• Sum of all divisors σ(n): 34159268043264
• Sum of proper divisors (its aliquot sum) s(n): 12923738550255
• 21235529493009 is a deficient number, because the sum of its proper divisors (12923738550255) is less than itself. Its deficiency is 8311790942754

Bases of 21235529493009

• Binary: 100110101000001001000001100010010101000010001₂
• Hexadecimal: 0x135048312A11
• Base-36: 7IZGTZ3M9

Squares and roots of 21235529493009

• 21235529493009 squared (21235529493009²) is 450947712848455076579874081
• 21235529493009 cubed (21235529493009³) is 9576113455998321347613125712990989799729
• The square root of 21235529493009 is 4608202.4145005827
• The cube root of 21235529493009 is 27692.0026668169

Scales and comparisons

• 21,235,529,493,009 seconds is equal to 675,224 years, 7 weeks, 6 days, 8 hours, 30 minutes, 9 seconds.
• To count from 1 to 21,235,529,493,009 would take you about one million, six hundred eighty-eight thousand and 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 21235529493009 cubic inches would be around 2307.7 feet tall.

Recreational maths with 21235529493009

• 21235529493009 backwards is 90039492553212
• The number of decimal digits it has is: 14
• The sum of 21235529493009's digits is 54
• More coming soon!