Top P-1 factors of Mersenne numbers

Top P-1 factors of all time for Keith G. Calkins

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#UserExponentFactorBits*Date
1Keith G. Calkins4954914746275469411082124948110327388.5802010-04-08 19:39:00
2Keith G. Calkins4841527127575468563546819344644977.8682010-03-04 12:07:00
3Keith G. Calkins49582639104819652406498536676969.8282010-03-13 21:16:00