21082429183431

Names of 21082429183431

• Cardinal: 21082429183431 can be written as Twenty-one trillion, eighty-two billion, four hundred twenty-nine million, one hundred eighty-three thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 2.1082429183431 × 10¹³

Factors of 21082429183431

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 88009672

Divisors of 21082429183431

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 11 17 21 33 51 61 77 119 183 187 231 357 427 561 671 1037 1281 1309 2013 3111 3927 4697 7259 11407 14091 21777 34221 79849 239547 88009573 264028719 616067011 968105303 1496162741 1848201033 2904315909 4488488223 5368583953 6776737121 10473139187 16105751859 16457790151 20330211363 31419417561 37580087671 49373370453 59054423483 91265927201 112740263013 115204531057 177163270449 273797781603 345613593171 413380964381 638861490407 1003925199211 1240142893143 1916584471221 3011775597633 7027476394477 21082429183431
• Sum of all divisors σ(n): 37715974880256
• Sum of proper divisors (its aliquot sum) s(n): 16633545696825
• 21082429183431 is a deficient number, because the sum of its proper divisors (16633545696825) is less than itself. Its deficiency is 4448883486606

Bases of 21082429183431

• Binary: 100110010110010100010101100111101010111000111₂
• Hexadecimal: 0x132CA2B3D5C7
• Base-36: 7H14U04P3

Squares and roots of 21082429183431

• 21082429183431 squared (21082429183431²) is 444468820274383101444931761
• 21082429183431 cubed (21082429183431³) is 9370482427677802426762937942272746851991
• The square root of 21082429183431 is 4591560.6479094885
• The cube root of 21082429183431 is 27625.2923929085

Scales and comparisons

• 21,082,429,183,431 seconds is equal to 670,356 years, 1 week, 6 days, 43 minutes, 51 seconds.
• To count from 1 to 21,082,429,183,431 would take you about one million, six hundred seventy-five thousand, eight hundred ninety 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 21082429183431 cubic inches would be around 2302.1 feet tall.

Recreational maths with 21082429183431

• 21082429183431 backwards is 13438192428012
• The number of decimal digits it has is: 14
• The sum of 21082429183431's digits is 48
• More coming soon!