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
75406157TF
No factors below 275
TF target 274
P-1
B1 = 880000
B2 = 25000000
LL
StatusDateUserResidueShift
Verified2017-10-03riccardo ubertiA086D7B224982F7232678415
Verified2017-12-14baseyA086D7B224982F725192672
History
DateUserTypeResult
2017-12-14baseyC-LL
A086D7B224982F72
2017-10-03riccardo ubertiC-LL
A086D7B224982F72
2017-09-27riccardo ubertiNF-PM1
B1=880000, B2=25000000, E=12
2016-04-02Mark RoseNF
no factor from 2^63 to 2^64
2016-03-15Jerry HallettNF
no factor from 2^74 to 2^75
2014-10-24evlindustriesNF-PM1
B1=835000
2014-10-20NickOfTimeNF
no factor from 2^73 to 2^74
2012-12-09SWL551NF
no factor from 2^72 to 2^73
2012-12-08SWL551NF
no factor from 2^71 to 2^72
2012-12-08SWL551NF
no factor from 2^70 to 2^71
2012-12-08SWL551NF
no factor from 2^69 to 2^70
2011-01-11Per JessenNF
no factor from 2^68 to 2^69
2010-12-12GrunwalderGIMPNF
no factor from 2^67 to 2^68
2010-08-21-Anonymous-NF
no factor from 2^66 to 2^67
2010-08-11BigBrotherNF
no factor from 2^65 to 2^66
2010-08-10ScoutNF
no factor from 2^64 to 2^65