Top P-1 factors of Mersenne numbers

Top P-1 factors of all time for Chris Chatfield

Top factors for all users
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#UserExponentFactorBits*Date
1Chris Chatfield620224614027449205647449190839584185.0582013-02-27 00:42:00
2Chris Chatfield620224372912564439957513935713048184.5912013-02-26 06:55:00
3Chris Chatfield624651132089640385028098775663374.1462013-02-27 08:20:00