Tag Archives: Digit permutations

Permutation of digits | 5-digit number

    132,   264,   396 ; 132   =   (13+31)   +   (32+23)   +   (21+12) 264   =   (26+62)   +   (64+46)   +   (42+24) 396   =   (39+93)   … Continue reading

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Some solutions to Project Euler 62: Cubic permutations

  Project Euler 62 https://projecteuler.net/index.php?section=problems&id=62 The cube,   ,   can be permuted to produce two other cubes:    and In fact,   41063625   is the smallest cube which has exactly three permutations of its digits which are also … Continue reading

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Puzzle| Digit Permutations of 123,1234,12345,123456,…

    By permuting the digits of the number   123,   we obtain 6 different numbers: 123,   132,   213,   231,   312,   321 The sum of these numbers is : 123   +   132 … Continue reading

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Digit Permutations | Celsius to Fahrenheit

    For example, Find other examples.     David found:   Fahrenheit to Celsius   Paul:                                  

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A 7-digit num3er x, (y, z) permutations of x

                     

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