420613127642566655

Names of 420613127642566655

• Cardinal: 420613127642566655 can be written as Four hundred twenty quadrillion, six hundred thirteen trillion, one hundred twenty-seven billion, six hundred forty-two million, five hundred sixty-six thousand, six hundred fifty-five.

Scientific notation

• Scientific notation: 4.20613127642566655 × 10¹⁷

Factors of 420613127642566655

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 7853853575137

Divisors of 420613127642566655

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 10711 53555 7853853564421 39269267822105 84122625528513331 420613127642566655
• Sum of all divisors σ(n): 504782876292530784
• Sum of proper divisors (its aliquot sum) s(n): 84169748649964129
• 420613127642566655 is a deficient number, because the sum of its proper divisors (84169748649964129) is less than itself. Its deficiency is 336443378992602526

Bases of 420613127642566655

• Binary: 10111010110010100010110100100111101000000000100111111111111₂
• Hexadecimal: 0x5D651693D004FFF
• Base-36: 371IWRB591BZ

Squares and roots of 420613127642566655

• 420613127642566655 squared (420613127642566655²) is 176915403145262069543852276117889025
• 420613127642566655 cubed (420613127642566655³) is 74412941045074253122358696609183256323439511455461375
• The square root of 420613127642566655 is 648546935.5741083563
• The cube root of 420613127642566655 is 749251.4769877805

Scales and comparisons

• 420,613,127,642,566,655 seconds is equal to 13,374,196,417 years, 10 weeks, 5 days, 57 minutes, 35 seconds.
• To count from 1 to 420,613,127,642,566,655 would take you about forty billion, one hundred twenty-two million, five hundred eighty-nine thousand, two hundred fifty-one 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 420613127642566655 cubic inches would be around 62437.6 feet tall.

Recreational maths with 420613127642566655

• 420613127642566655 backwards is 556665246721316024
• The number of decimal digits it has is: 18
• The sum of 420613127642566655's digits is 71
• More coming soon!