1989655091783822100121

Names of 1989655091783822100121

• Cardinal: 1989655091783822100121 can be written as One sextillion, nine hundred eighty-nine quintillion, six hundred fifty-five quadrillion, ninety-one trillion, seven hundred eighty-three billion, eight hundred twenty-two million, one hundred thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.989655091783822100121 × 10²¹

Factors of 1989655091783822100121

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 238532381

Divisors of 1989655091783822100121

• Number of divisors d(n): 27
• Complete list of divisors:
  1 11 17 121 187 289 2057 3179 34969 238532353 2623855883 4055050001 28862414713 44605550011 68935850017 490661050121 758294350187 8341237852057 56897683427716609 625874517704882699 967260618271182353 6884619694753709689 10639866800983005883 16443430510610100001 117038534810813064713 180877735616711100011 1989655091783822100121
• Sum of all divisors σ(n): 2323189321776611408253
• Sum of proper divisors (its aliquot sum) s(n): 333534229992789308132
• 1989655091783822100121 is a deficient number, because the sum of its proper divisors (333534229992789308132) is less than itself. Its deficiency is 1656120861791032791989

Bases of 1989655091783822100121

• Binary: 11010111101110000000010110111000101010100111001111100100100011010011001₂
• Hexadecimal: 0x6BDC02DC5539F24699
• Base-36: BNWGSQC0HH6LCP

Squares and roots of 1989655091783822100121

• 1989655091783822100121 squared (1989655091783822100121²) is 3958727384261289545502495816660094948214641
• 1989655091783822100121 cubed (1989655091783822100121³) is 7876502097079526030572313888583388391520174428712193648100071561
• 1989655091783822100121 is a perfect square number. Its square root is 44605550011
• The cube root of 1989655091783822100121 is 12577449.9912681215

Scales and comparisons

• 1,989,655,091,783,822,100,121 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 1,989,655,091,783,822,100,121 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 1989655091783822100121 cubic inches would be around 1048120.8 feet tall.

Recreational maths with 1989655091783822100121

• 1989655091783822100121 backwards is 1210012283871905569891
• The number of decimal digits it has is: 22
• The sum of 1989655091783822100121's digits is 88
• More coming soon!