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50 - Digit Number III (Posted on 2022-05-04) Difficulty: 3 of 5
A fifty digit positive integer satisfies all these given conditions:
  1. The number is constituted entirely by the digit 1 with the exception of the units digit.
  2. The number is divisible by 53.
Determine the units digit.

Extra Challenge: Solve this puzzle without using a computer-assisted method.

See The Solution Submitted by K Sengupta    
Rating: 5.0000 (1 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
No SubjectK Sengupta2022-08-02 10:03:06
No SubjectK Sengupta2022-05-13 13:03:44
re: Short divisiontonny ken2022-05-13 05:27:09
re: computer solutionxdog2022-05-05 15:31:06
Solutioncomputer solutionCharlie2022-05-04 12:50:44
SolutionSolutionBrian Smith2022-05-04 09:35:20
SolutionShort divisionJer2022-05-04 09:25:23
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