Thread: module 2^p - 1
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Old 2020-08-05, 11:50   #1
wildrabbitt
 
Jul 2014

1101111112 Posts
Default module 2^p - 1

Hi,


I understand the iteration sequence of the Lucas-Lehmer test involves using
module (2^p-1) arithmetic. How do computers running these such a test cope with numbers with 20+ million digits?
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