20704217820

Names of 20704217820

• Cardinal: 20704217820 can be written as Twenty billion, seven hundred four million, two hundred seventeen thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 2.070421782 × 10¹⁰

Factors of 20704217820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 12730

Divisors of 20704217820

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 13 15 20 22 26 30 33 39 44 52 55 60 65 66 78 110 130 132 143 156 165 193 195 220 260 286 330 386 390 429 572 579 660 715 772 780 858 965 1158 1430 1716 1930 2123 2145 2316 2509 2860 2895 3860 4246 4290 5018 5790 6369 7527 8492 8580 10036 10615 11580 12503 12545 12738 15054 21230 25006 25090 25476 27599 30108 31845 37509 37635 42460 50012 50180 55198 62515 63690 75018 75270 82797 110396 125030 127380 137533 137995 150036 150540 162539 165594 187545 250060 275066 275990 325078 331188 375090 412599 413985 487617 550132 551980 650156 687665 750180 812695 825198 827970 975234 1375330 1625390 1650396 1655940 1787929 1950468 2062995 2413079 2438085 2750660 3250780 3575858 4125990 4826158 4876170 5363787 7151716 7239237 8251980 8939645 9652316 9752340 10727574 12065395 14478474 17879290 21455148 24130790 26543869 26818935 28956948 31370027 35758580 36196185 48261580 53087738 53637870 62740054 72392370 79631607 94110081 106175476 107275740 125480108 132719345 144784740 156850135 159263214 188220162 265438690 313700270 318526428 345070297 376440324 398158035 470550405 530877380 627400540 690140594 796316070 941100810 1035210891 1380281188 1592632140 1725351485 1882201620 2070421782 3450702970 4140843564 5176054455 6901405940 10352108910 20704217820
• Sum of all divisors σ(n): 68465101824
• Sum of proper divisors (its aliquot sum) s(n): 47760884004
• 20704217820 is an abundant number, because the sum of its proper divisors (47760884004) is greater than itself. Its abundance is 27056666184

Bases of 20704217820

• Binary: 10011010010000100010100101011011100₂
• Hexadecimal: 0x4D2114ADC
• Base-36: 9IER8PO

Squares and roots of 20704217820

• 20704217820 squared (20704217820²) is 428664635538005552400
• 20704217820 cubed (20704217820³) is 8875165985909779845259023768000
• The square root of 20704217820 is 143889.6028905493
• The cube root of 20704217820 is 2745.9098566139

Scales and comparisons

• 20,704,217,820 seconds is equal to 658 years, 17 weeks, 1 day, 3 hours, 37 minutes.
• To count from 1 to 20,704,217,820 would take you about one thousand, three hundred sixteen 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 20704217820 cubic inches would be around 228.8 feet tall.

Recreational maths with 20704217820

• 20704217820 backwards is 02871240702
• 20704217820 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20704217820's digits is 33
• More coming soon!