813729993375

Names of 813729993375

• Cardinal: 813729993375 can be written as Eight hundred thirteen billion, seven hundred twenty-nine million, nine hundred ninety-three thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 8.13729993375 × 10¹¹

Factors of 813729993375

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 483

Divisors of 813729993375

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 13 15 25 31 39 65 75 93 125 155 169 195 325 375 403 431 465 507 775 845 961 975 1209 1293 1625 2015 2155 2325 2535 2883 3875 4225 4805 4875 5239 5603 6045 6465 10075 10775 11625 12493 12675 13361 14415 15717 16809 21125 24025 26195 28015 29791 30225 32325 37479 40083 50375 53875 62465 63375 66805 72075 72839 78585 84045 89373 120125 130975 140075 148955 151125 161625 162409 173693 187395 200415 218517 312325 334025 360375 364195 387283 392925 414191 420225 446865 487227 521079 654875 700375 744775 812045 868465 936975 1002075 1092585 1161849 1242573 1561625 1670125 1820975 1936415 1964625 2070955 2101125 2234325 2258009 2436135 2605395 3723875 4060225 4342325 4684875 5010375 5034679 5384483 5462925 5809245 6212865 6774027 9104875 9682075 10354775 11171625 11290045 12180675 12839921 13026975 15104037 16153449 20301125 21711625 25173395 26922415 27314625 29046225 31064325 33870135 38519763 48410375 51773875 56450225 60903375 64199605 65134875 69998279 75520185 80767245 125866975 134612075 145231125 155321625 166918973 169350675 192598815 209994837 282251125 320998025 349991395 377600925 403836225 500756919 629334875 673060375 834594865 846753375 962994075 1049974185 1604990125 1749956975 1888004625 2019181125 2169946649 2503784595 4172974325 4814970375 5249870925 6509839947 8749784875 10849733245 12518922975 20864871625 26249354625 32549199735 54248666225 62594614875 162745998675 271243331125 813729993375
• Sum of all divisors σ(n): 1518603780096
• Sum of proper divisors (its aliquot sum) s(n): 704873786721
• 813729993375 is a deficient number, because the sum of its proper divisors (704873786721) is less than itself. Its deficiency is 108856206654

Bases of 813729993375

• Binary: 1011110101110110000101100101001010011111₂
• Hexadecimal: 0xBD7616529F
• Base-36: ADTLTTB3

Squares and roots of 813729993375

• 813729993375 squared (813729993375²) is 662156502118077543890625
• 813729993375 cubed (813729993375³) is 538816606081756413257854552974609375
• The square root of 813729993375 is 902069.8384133015
• The cube root of 813729993375 is 9335.9841989999

Scales and comparisons

• 813,729,993,375 seconds is equal to 25,874 years, 5 weeks, 5 hours, 16 minutes, 15 seconds.
• To count from 1 to 813,729,993,375 would take you about fifty-one thousand, seven hundred forty-eight 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 813729993375 cubic inches would be around 778 feet tall.

Recreational maths with 813729993375

• 813729993375 backwards is 573399927318
• The number of decimal digits it has is: 12
• The sum of 813729993375's digits is 66
• More coming soon!