Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
30971147Factored
FactorDigitsBitsDate
2016557494830178552312167.52011-05-22 09:22:01
LL
StatusDateUserResidueShift
Verified (Factored)2008-09-16Kevin P. RiceFEA219305C5A374622085726
History
DateUserTypeResult
2011-05-22UngelovendeF-PM1
Factor: 201655749483017855231
2009-08-01-Anonymous-NF-PM1
B1=375000, B2=8062500
2009-05-27Carsten KossendeyNF-PM1
B1=180000, B2=3825000, E=6