420165417338740818

Names of 420165417338740818

• Cardinal: 420165417338740818 can be written as Four hundred twenty quadrillion, one hundred sixty-five trillion, four hundred seventeen billion, three hundred thirty-eight million, seven hundred forty thousand, eight hundred eighteen.

Scientific notation

• Scientific notation: 4.20165417338740818 × 10¹⁷

Factors of 420165417338740818

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 14972753808803

Divisors of 420165417338740818

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 3 6 9 18 1559 3118 4677 9354 14031 28062 14972753807239 29945507614478 44918261421717 89836522843434 134754784265151 269509568530302 23342523185485601 46685046370971202 70027569556456803 140055139112913606 210082708669370409 420165417338740818
• Sum of all divisors σ(n): 910942341632481600
• Sum of proper divisors (its aliquot sum) s(n): 490776924293740782
• 420165417338740818 is an abundant number, because the sum of its proper divisors (490776924293740782) is greater than itself. Its abundance is 70611506954999964

Bases of 420165417338740818

• Binary: 10111010100101110100011100010001111011000010010000001010010₂
• Hexadecimal: 0x5D4BA388F612052
• Base-36: 36X47K19W28I

Squares and roots of 420165417338740818

• 420165417338740818 squared (420165417338740818²) is 176538977927438243214527553779309124
• 420165417338740818 cubed (420165417338740818³) is 74175573337436842994003765242645357108106872138623432
• The square root of 420165417338740818 is 648201679.5247763147
• The cube root of 420165417338740818 is 748985.5424316373

Scales and comparisons

• 420,165,417,338,740,818 seconds is equal to 13,359,960,614 years, 20 weeks, 6 days, 20 hours, 18 seconds.
• To count from 1 to 420,165,417,338,740,818 would take you about forty billion, seventy-nine million, eight hundred eighty-one thousand, eight hundred forty-three 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 420165417338740818 cubic inches would be around 62415.5 feet tall.

Recreational maths with 420165417338740818

• 420165417338740818 backwards is 818047833714561024
• The number of decimal digits it has is: 18
• The sum of 420165417338740818's digits is 72
• More coming soon!