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Maximum and cubic to a T (Posted on 2008-10-09) Difficulty: 3 of 5
Find analytically the maximum value of a positive base 10 integer T, such that T is equal to the cube of the sum of its digits.

  Submitted by K Sengupta    
Rating: 3.0000 (2 votes)
Solution: (Hide)
The required maximum value of T is 19683.

For an explanation, refer to the respective solutions posted by Daniel in this location and by Dej Mar in this location.

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionsolutionDej Mar2008-10-10 06:34:33
analytic solutionDaniel2008-10-09 21:28:30
re(2): sloane A061209Ady TZIDON2008-10-09 13:36:02
re: sloaneed bottemiller2008-10-09 13:30:14
SolutionsloaneAdy TZIDON2008-10-09 12:55:06
Trialed bottemiller2008-10-09 12:28:44
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