138838015118250375

Names of 138838015118250375

• Cardinal: 138838015118250375 can be written as One hundred thirty-eight quadrillion, eight hundred thirty-eight trillion, fifteen billion, one hundred eighteen million, two hundred fifty thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 1.38838015118250375 × 10¹⁷

Factors of 138838015118250375

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 19486037209606

Divisors of 138838015118250375

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 5 15 19 25 57 75 95 125 285 375 475 1425 2375 7125 19486037209579 58458111628737 97430186047895 292290558143685 370234706982001 487150930239475 1110704120946003 1461452790718425 1851173534910005 2435754651197375 5553520604730015 7307263953592125 9255867674550025 27767603023650075 46279338372750125 138838015118250375
• Sum of all divisors σ(n): 243185744375558400
• Sum of proper divisors (its aliquot sum) s(n): 104347729257308025
• 138838015118250375 is a deficient number, because the sum of its proper divisors (104347729257308025) is less than itself. Its deficiency is 34490285860942350

Bases of 138838015118250375

• Binary: 111101101010000000111000001101100011100011001000110000111₂
• Hexadecimal: 0x1ED40706C719187
• Base-36: 11Z1YVMU31QF

Squares and roots of 138838015118250375

• 138838015118250375 squared (138838015118250375²) is 19275994441975519689994401187640625
• 138838015118250375 cubed (138838015118250375³) is 2676240807754307403613758966167388596698324271484375
• The square root of 138838015118250375 is 372609735.6729294787
• The cube root of 138838015118250375 is 517808.8459502641

Scales and comparisons

• 138,838,015,118,250,375 seconds is equal to 4,414,619,426 years, 30 weeks, 2 days, 1 hour, 6 minutes, 15 seconds.
• To count from 1 to 138,838,015,118,250,375 would take you about thirteen billion, two hundred forty-three million, eight hundred fifty-eight thousand, two hundred seventy-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 138838015118250375 cubic inches would be around 43150.7 feet tall.

Recreational maths with 138838015118250375

• 138838015118250375 backwards is 573052811510838831
• The number of decimal digits it has is: 18
• The sum of 138838015118250375's digits is 69
• More coming soon!