Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
102514939Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 423000
B2 = 31072470
LL
StatusDateUserResidueShift
Unverified2020-10-18ConductorC3BCF5B3896A77__49969645
History
DateUserTypeResult
2022-10-04Architects CubedNF-PM1
B1=423000, B2=31072470
2020-10-18ConductorC-LL
C3BCF5B3896A77__
2020-07-01Architects CubedNF
no factor from 2^76 to 2^77
2020-06-25Architects CubedNF
no factor from 2^75 to 2^76
2020-05-29Architects CubedNF
no factor from 2^74 to 2^75
2020-04-02Architects CubedNF
no factor from 2^73 to 2^74
2020-02-26Architects CubedNF
no factor from 2^72 to 2^73
2020-01-30MadPooNF-PM1
B1=100000, B2=1000000
2018-12-15el groccoNF
no factor from 2^71 to 2^72
2015-02-07JustinNF
no factor from 2^70 to 2^71
2015-02-01JustinNF
no factor from 2^69 to 2^70
2014-07-13Preben SNF
no factor from 2^68 to 2^69
2014-07-09-Anonymous-NF
no factor from 2^67 to 2^68
2013-09-07processinfoNF
no factor from 2^66 to 2^67
2012-04-23carlos56NF
no factor from 2^65 to 2^66
2010-08-19kaiouNF
no factor from 2^64 to 2^65
2010-04-261997rj7NF
no factor from 2^63 to 2^64