21384288790319

Names of 21384288790319

• Cardinal: 21384288790319 can be written as Twenty-one trillion, three hundred eighty-four billion, two hundred eighty-eight million, seven hundred ninety thousand, three hundred nineteen.

Scientific notation

• Scientific notation: 2.1384288790319 × 10¹³

Factors of 21384288790319

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 10073

Divisors of 21384288790319

• Number of divisors d(n): 128
• Complete list of divisors:
  1 7 13 17 19 91 109 119 133 221 247 323 727 763 1417 1547 1729 1853 2071 2261 4199 5089 9181 9451 9919 12359 12971 13813 14497 24089 26923 29393 35207 64267 66157 79243 86513 96691 119353 156077 160667 168623 174439 179569 188461 234821 246449 457691 554701 835471 1000729 1030159 1092539 1124669 1221073 1256983 1347131 1505617 1643747 2029001 2267707 2965463 3052673 3203837 6674587 7005103 7211113 9429917 10539319 13009477 14203007 15873949 17012393 17512703 19013851 19573021 20758241 21368711 25595489 38551019 46722109 86769631 91066339 113467979 119086751 122588921 126817153 133096957 137011147 179168423 221161109 247180063 269857133 323235467 332741357 607387417 727529983 794275853 887720071 1475083727 1548127763 1648622989 1730260441 2155891601 2262648269 2329189499 4202061071 5092709881 9457889779 10325586089 11540360923 12368009711 13823069677 15091241207 28026590813 29414427497 66205228453 86576067977 96761487739 160784126243 179699905801 196186135691 234992184509 1125488883701 1257899340607 1644945291563 3054898398617 21384288790319
• Sum of all divisors σ(n): 29647076659200
• Sum of proper divisors (its aliquot sum) s(n): 8262787868881
• 21384288790319 is a deficient number, because the sum of its proper divisors (8262787868881) is less than itself. Its deficiency is 13121500921438

Bases of 21384288790319

• Binary: 100110111001011101010111011111110011100101111₂
• Hexadecimal: 0x1372EAEFE72F
• Base-36: 7KVT1F41B

Squares and roots of 21384288790319

• 21384288790319 squared (21384288790319²) is 457287807067762840348121761
• 21384288790319 cubed (21384288790319³) is 9778774526628718487689516217378410031759
• The square root of 21384288790319 is 4624314.9536249151
• The cube root of 21384288790319 is 27756.5150042899

Scales and comparisons

• 21,384,288,790,319 seconds is equal to 679,954 years, 12 weeks, 2 days, 11 hours, 31 minutes, 59 seconds.
• To count from 1 to 21,384,288,790,319 would take you about one million, six hundred ninety-nine thousand, eight hundred eighty-five 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 21384288790319 cubic inches would be around 2313 feet tall.

Recreational maths with 21384288790319

• 21384288790319 backwards is 91309788248312
• The number of decimal digits it has is: 14
• The sum of 21384288790319's digits is 65
• More coming soon!