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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
68616181TF
No factors below 275
TF target 274
P-1
B1 = 625000
B2 = 12968750
LL
StatusDateUserResidueShift
Verified2016-03-03Shnobel821B78EDE24C592D6046160
Verified2023-08-29Ryan Propper821B78EDE24C592D28230079
History
DateUserTypeResult
2023-08-29Ryan PropperC-LL
821B78EDE24C592D
2016-03-03ShnobelC-LL
821B78EDE24C592D
2016-02-19Mark RoseNF
no factor from 2^74 to 2^75
2014-09-28TheJudgerNF-PM1
B1=625000, B2=12968750, E=12
2014-09-21TheJudgerNF
no factor from 2^73 to 2^74
2014-09-21TheJudgerNF
no factor from 2^72 to 2^73
2014-08-04Architects CubedNF
no factor from 2^71 to 2^72
2012-08-12Norman LeyNF
no factor from 2^70 to 2^71
2012-03-10OS1NF
no factor from 2^69 to 2^70
2010-02-08Per JessenNF
no factor from 2^68 to 2^69
2010-02-03Per JessenNF
no factor from 2^67 to 2^68
2010-01-30nysvNF
no factor from 2^66 to 2^67
2010-01-24Sturle SundeNF
no factor from 2^65 to 2^66
2010-01-19taennyNF
no factor from 2^64 to 2^65
2009-01-191997rj7NF
no factor to 2^64