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
86857091TF
No factors below 276
TF target 275
P-1
B1 = 725000
B2 = 14137500
PRP
StatusDateUserResidueShiftTypeBase
Unverified2019-09-26ky0uraku2038A1194E6E27__4148185413
History
DateUserTypeResult
2019-09-26ky0urakuC-PRP
2038A1194E6E27__
PRP without proof (not generated)
2018-04-23apocalypseNF-PM1
B1=725000, B2=14137500, E=6
2018-03-13Strolling JellyfishNF
no factor from 2^75 to 2^76
2018-02-09Brian BeuningNF
no factor from 2^74 to 2^75
2017-06-11gcardonaNF
no factor from 2^73 to 2^74
2017-04-29Strolling JellyfishNF
no factor from 2^72 to 2^73
2017-04-29Strolling JellyfishNF
no factor from 2^71 to 2^72
2013-06-20ITSNF
no factor from 2^70 to 2^71
2013-03-17LelikoidNF
no factor from 2^69 to 2^70
2013-03-09Charles A. MorrisNF
no factor from 2^68 to 2^69
2013-03-06Charles A. MorrisNF
no factor from 2^67 to 2^68
2013-03-02Florimond C.NF
no factor from 2^66 to 2^67
2013-01-30LaurVNF
no factor from 2^65 to 2^66
2010-11-23Architects CubedNF
no factor from 2^64 to 2^65