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anonymous
 5 years ago
Thanks guys 
Find the greatest prime factor of 2^201
(I got 41, could someone tell me if that is correct and how they obtained their solution?)
anonymous
 5 years ago
Thanks guys  Find the greatest prime factor of 2^201 (I got 41, could someone tell me if that is correct and how they obtained their solution?)

This Question is Closed

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so you are try to find the largest prime p such that \[2^{20}\equiv 1(mod p)\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Yes. I totally forgot how to use modulus, but yes, I believe that is it.

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0yeah my number theory is a bit rusty, I would need to look up some theorems as well...

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Oh darn. =] Anyone care to help?
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