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Old 2020-02-19, 23:01   #1932
paulunderwood
 
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Sep 2002
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Quote:
Originally Posted by Cruelty View Post
25*2^5152151-1 is prime! (1550954 decimal digits) - I've just noticed that previous prime for this k was reported by me 11+ years ago.
Congrats! Have you been testing k=25 for a solid 11 years, or instead picked it up again recently?
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