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No direct evaluation (Posted on 2015-06-09) Difficulty: 2 of 5
Given that 2^29 is a nine-digit number all of whose digits are distinct, determine which of the ten digits is missing.
Provide your answer without computing the actual number.

Source: SMO contest

No Solution Yet Submitted by Ady TZIDON    
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  Subject Author Date
re(3): SolutionDaniel2015-06-09 13:33:51
re(2): SolutionJer2015-06-09 11:52:01
re: SolutionDaniel2015-06-09 09:43:07
SolutionSolutionJer2015-06-09 08:15:51
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