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Triple 8 (Posted on 2013-01-08) Difficulty: 2 of 5
What is the smallest power of 2 that ends in 888?

See The Solution Submitted by Math Man    
Rating: 3.0000 (1 votes)

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re(3): Observation | Comment 8 of 9 |
(In reply to re(2): Observation by Jer)

Jer,

'What is the longest string of equal digits at the end of an integer power (>1) of any number?' is D1, isn't it?


  Posted by broll on 2013-01-11 02:17:18
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