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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
101902103Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 276
TF target 276
P-1
B1 = 1045000
B2 = 27953750
LL
StatusDateUserResidueShift
Unverified2020-01-07Conductor903B0E01136CBE__79152134
History
DateUserTypeResult
2021-02-24yoyorocks1NF
no factor from 2^75 to 2^76
2020-03-28Mark RoseNF
no factor from 2^74 to 2^75
2020-03-12Architects CubedNF
no factor from 2^73 to 2^74
2020-02-05Yves de WandelaarNF
no factor from 2^72 to 2^73
2020-01-07ConductorC-LL
903B0E01136CBE__
2019-12-09ConductorNF-PM1
B1=1045000, B2=27953750, E=6
2017-10-12el groccoNF
no factor from 2^71 to 2^72
2015-01-07shaugeNF
no factor from 2^70 to 2^71
2015-01-06XebecerNF
no factor from 2^69 to 2^70
2014-07-09SMoffatNF
no factor from 2^68 to 2^69
2013-08-28RobishNF
no factor from 2^67 to 2^68
2013-08-27GrunwalderGIMPNF
no factor from 2^66 to 2^67
2012-04-19carlos56NF
no factor from 2^65 to 2^66
2010-08-16wmjmoellerNF
no factor from 2^64 to 2^65
2010-03-101997rj7NF
no factor from 2^63 to 2^64