518379940785

Names of 518379940785

• Cardinal: 518379940785 can be written as Five hundred eighteen billion, three hundred seventy-nine million, nine hundred forty thousand, seven hundred eighty-five.

Scientific notation

• Scientific notation: 5.18379940785 × 10¹¹

Factors of 518379940785

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 351

Divisors of 518379940785

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 15 21 23 35 49 69 105 115 147 161 245 313 345 483 735 805 939 1127 1565 2191 2415 3381 4695 5635 6573 7199 10955 15337 16905 21597 32865 35995 46011 50393 76685 97969 107985 151179 230055 251965 293907 352751 489845 685783 755895 1058253 1469535 1763755 2057349 2253287 3428915 4800481 5291265 6759861 10286745 11266435 14401443 15773009 24002405 30664297 33799305 47319027 72007215 78865045 91992891 110411063 153321485 214650079 236595135 331233189 459964455 552055315 643950237 705278831 1073250395 1502550553 1656165945 2115836493 3219751185 3526394155 4507651659 4936951817 7512752765 10579182465 14810855451 22538258295 24684759085 34558662719 74054277255 103675988157 172793313595 518379940785
• Sum of all divisors σ(n): 1009997026560
• Sum of proper divisors (its aliquot sum) s(n): 491617085775
• 518379940785 is a deficient number, because the sum of its proper divisors (491617085775) is less than itself. Its deficiency is 26762855010

Bases of 518379940785

• Binary: 111100010110001110110100010101110110001₂
• Hexadecimal: 0x78B1DA2BB1
• Base-36: 6M52167L

Squares and roots of 518379940785

• 518379940785 squared (518379940785²) is 268717763008260106416225
• 518379940785 cubed (518379940785³) is 139297898076099537429920514063236625
• The square root of 518379940785 is 719986.0698548271
• The cube root of 518379940785 is 8033.0917862275

Scales and comparisons

• 518,379,940,785 seconds is equal to 16,482 years, 45 weeks, 4 days, 19 hours, 59 minutes, 45 seconds.
• To count from 1 to 518,379,940,785 would take you about thirty-two thousand, nine hundred sixty-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 518379940785 cubic inches would be around 669.4 feet tall.

Recreational maths with 518379940785

• 518379940785 backwards is 587049973815
• The number of decimal digits it has is: 12
• The sum of 518379940785's digits is 66
• More coming soon!