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
4157Factored6118909921509137

4703418220474714722673

50476826913711066101626583

99113662466478772809979281191

41161769340018076868666055145622172588108913
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2020-10-01Yuji Hasegawa8C77BD58CCE589A75319653
Verified (Factored)2020-04-17Oliver Kruse8C77BD58CCE589A74111253
Verified (Factored)2017-12-07ATH08B5F23BC47A8764418113
Verified (Factored)2017-10-02kkmrkkblmbrbk08B5F23BC47A87644013
Verified (Factored)2017-09-21Oliver Kruse08B5F23BC47A87644013
History
DateUserTypeResult
2020-10-01Yuji HasegawaC-PRPM4157/6118909921509137/4703418220474714722673/50476826913711066101626583/99113662466478772809979281191/41161769340018076868666055145622172588108913 : 8C77BD58CCE589A7
2020-09-30Ryan PropperF-ECMFactor: 41161769340018076868666055145622172588108913 / (ECM curve 1, B1=110000000, B2=900514153782, Sigma=15512902750274620828)
2020-04-17Oliver KruseC-PRPM4157/6118909921509137/4703418220474714722673/50476826913711066101626583/99113662466478772809979281191 : 8C77BD58CCE589A7
2019-02-16Jocelyn LaroucheNF-PM1B1=100000000000
2019-02-11Jocelyn LaroucheNF-PM1B1=20000000000
2019-02-11Jocelyn LaroucheNF-PM1B1=10000000000
2019-02-10Jocelyn LaroucheNF-PM1B1=1000000000
2017-12-07ATHC-PRPM4157/6118909921509137/4703418220474714722673/50476826913711066101626583/99113662466478772809979281191 : 08B5F23BC47A8764
2017-10-02kkmrkkblmbrbkC-PRPM4157/6118909921509137/4703418220474714722673/50476826913711066101626583/99113662466478772809979281191 : 08B5F23BC47A8764
2017-09-21Oliver KruseC-PRPM4157/known_factors : 08B5F23BC47A8764
2009-10-25Carsten KossendeyFFactor: 4703418220474714722673