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8s and 9s (Posted on 2011-12-21) Difficulty: 3 of 5
Find a 13 digit positive integer N whose base ten representation consists entirely of 8s and 9s such that 213 divides N.

No Solution Yet Submitted by K Sengupta    
Rating: 5.0000 (1 votes)

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Solution 89! | Comment 6 of 7 |
8898989989888


  Posted by Math Man on 2012-01-01 14:55:49
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