About the Number 27 (twenty-seven)

MathBabbler created a collection of cuban numbers and he discovered that he didn't have a nBAB for the number 27 (i.e. 3-cubed).

   MathBabbler Number Analyst (MBNA) output:
   =========================================
   27 is a natural, whole, integer
   27 is odd
   27 proper divisors are: 1,3,9,
   27 is deficient (sum of divisors is 13)
   27 is unhappy
   27 is a Harshad number
   27 is not prime
   27 has the prime factors: 3*3*3 (sum=9)
   27 is a Smith number
   27 sum of prime factors is: 9
   27 is undulating
   27 in octal is 033
   27 in hexadecimal is 0x1b
   27 in binary is 11011 (is evil)
   27 nearest square numbers: -2...9 (25...36 [6])
   sqrt(27) = 5.19615
   ln(27) = 3.29584
   log(27) = 1.43136
   27 is 3^3
   27 reciprocal is .03703703703703703703703703703703
   27! is 1.08889e+28
   27 is 8.59437 Pi years
   27 is 1 score and 7 years
   27 written as a Roman numeral is XXVII

[Wikipedia] 27 is the first composite number that is not evenly divisable by any of its digits.

2010.07.03

Jim Morrison (The Doors) died on 3 July 1971 at the age of 27.

log13(27) repdigit number 33.

Coincidentally, this nBAB was created on 4/20 in 2009 and MathBabbler suspects Jim Morrison celebrated 420 from time-to-time.


Creator: Gerald Thurman [gthurman@gmail.com]
Created: 20 April 2009

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