518538989897129

Names of 518538989897129

• Cardinal: 518538989897129 can be written as Five hundred eighteen trillion, five hundred thirty-eight billion, nine hundred eighty-nine million, eight hundred ninety-seven thousand, one hundred twenty-nine.

Scientific notation

• Scientific notation: 5.18538989897129 × 10¹⁴

Factors of 518538989897129

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 859

Divisors of 518538989897129

• Number of divisors d(n): 36
• Complete list of divisors:
  1 37 89 733 1369 3293 7921 27121 65237 121841 293077 537289 704969 1003477 2413769 5806093 10843849 19879693 26083853 47818721 89309453 214825441 516742277 735548641 965102561 1769292677 4255866169 7948541317 19119464249 65463829049 157467048253 378772089041 707420177213 5826280785361 14014567294517 518538989897129
• Sum of all divisors σ(n): 539724691425780
• Sum of proper divisors (its aliquot sum) s(n): 21185701528651
• 518538989897129 is a deficient number, because the sum of its proper divisors (21185701528651) is less than itself. Its deficiency is 497353288368478

Bases of 518538989897129

• Binary: 1110101111001101111000100010010111000010110101001₂
• Hexadecimal: 0x1D79BC44B85A9
• Base-36: 53T1IUAYZT

Squares and roots of 518538989897129

• 518538989897129 squared (518538989897129²) is 268882684043534851130002442641
• 518538989897129 cubed (518538989897129³) is 139426155384763447144509351634002591313077689
• The square root of 518538989897129 is 22771451.2031431365
• The cube root of 518538989897129 is 80339.1327214827

Scales and comparisons

• 518,538,989,897,129 seconds is equal to 16,487,935 years, 48 weeks, 3 days, 8 hours, 45 minutes, 29 seconds.
• To count from 1 to 518,538,989,897,129 would take you about forty-one million, two hundred nineteen thousand, eight hundred thirty-nine 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 518538989897129 cubic inches would be around 6694.9 feet tall.

Recreational maths with 518538989897129

• 518538989897129 backwards is 921798989835815
• The number of decimal digits it has is: 15
• The sum of 518538989897129's digits is 92
• More coming soon!