138388872825681692

Names of 138388872825681692

• Cardinal: 138388872825681692 can be written as One hundred thirty-eight quadrillion, three hundred eighty-eight trillion, eight hundred seventy-two billion, eight hundred twenty-five million, six hundred eighty-one thousand, six hundred ninety-two.

Scientific notation

• Scientific notation: 1.38388872825681692 × 10¹⁷

Factors of 138388872825681692

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1154

Divisors of 138388872825681692

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 499 653 998 1306 1996 2612 249001 325847 426409 498002 651694 852818 996004 1303388 1705636 124251499 162597653 212778091 248502998 278445077 325195306 425556182 497005996 556890154 650390612 851112364 1113780308 81136228847 106176267409 138944093423 162272457694 212352534818 277888186846 324544915388 424705069636 555776373692 52981957437091 69333102618077 105963914874182 138666205236154 211927829748364 277332410472308 34597218206420423 69194436412840846 138388872825681692
• Sum of all divisors σ(n): 243039022114980000
• Sum of proper divisors (its aliquot sum) s(n): 104650149289298308
• 138388872825681692 is a deficient number, because the sum of its proper divisors (104650149289298308) is less than itself. Its deficiency is 33738723536383384

Bases of 138388872825681692

• Binary: 111101011101001111111001001010101101001000011011100011100₂
• Hexadecimal: 0x1EBA7F255A4371C
• Base-36: 11UMREIHLL3W

Squares and roots of 138388872825681692

• 138388872825681692 squared (138388872825681692²) is 19151480121962700655613104503982864
• 138388872825681692 cubed (138388872825681692³) is 2650351747021867081210487038940445480510799886525888
• The square root of 138388872825681692 is 372006549.4392292175
• The cube root of 138388872825681692 is 517249.8705806819

Scales and comparisons

• 138,388,872,825,681,692 seconds is equal to 4,400,338,090 years, 50 weeks, 2 days, 1 hour, 21 minutes, 32 seconds.
• To count from 1 to 138,388,872,825,681,692 would take you about thirteen billion, two hundred one million, fourteen thousand, two hundred seventy-two 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 138388872825681692 cubic inches would be around 43104.2 feet tall.

Recreational maths with 138388872825681692

• 138388872825681692 backwards is 296186528278883831
• The number of decimal digits it has is: 18
• The sum of 138388872825681692's digits is 95
• More coming soon!