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
89865647Tested as composite (unverified): unconfirmed PRP test says not-prime
TF
No factors below 276
TF target 275
P-1
B1 = 730000
B2 = 14782500
PRP
StatusDateUserResidueShiftTypeBase
Unverified2020-01-07ky0urakuCD218DE5EE8B7A__4736472413
History
DateUserTypeResult
2020-01-07ky0urakuC-PRP
CD218DE5EE8B7A__
PRP without proof (not generated)
2018-12-15Oliver KruseNF-PM1
B1=730000, B2=14782500, E=12
2018-11-04TheJudgerNF
no factor from 2^75 to 2^76
2018-11-04TheJudgerNF
no factor from 2^74 to 2^75
2017-11-02gcardonaNF
no factor from 2^73 to 2^74
2017-10-29lemonlurkerNF
no factor from 2^72 to 2^73
2017-10-29lemonlurkerNF
no factor from 2^71 to 2^72
2014-07-29tscNF
no factor to 2^71
2013-11-25SMoffatNF
no factor from 2^66 to 2^67
2013-03-20Zichu YeNF
no factor from 2^65 to 2^66
2010-11-11Architects CubedNF
no factor from 2^64 to 2^65