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
89675791Tested 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
Unverified2020-02-25ky0urakuC29A1B2EFA5312__66415113
History
DateUserTypeResult
2020-02-25ky0urakuC-PRP
C29A1B2EFA5312__
PRP without proof (not generated)
2018-12-21Oliver KruseNF-PM1
B1=730000, B2=14782500, E=12
2017-10-15Strolling JellyfishNF
no factor from 2^75 to 2^76
2017-10-15Strolling JellyfishNF
no factor from 2^74 to 2^75
2017-10-15Strolling JellyfishNF
no factor from 2^73 to 2^74
2017-10-15Strolling JellyfishNF
no factor from 2^72 to 2^73
2017-10-15Strolling JellyfishNF
no factor from 2^71 to 2^72
2013-11-21RobishNF
no factor from 2^70 to 2^71
2013-08-29Norman LeyNF
no factor from 2^69 to 2^70
2013-07-23RobishNF
no factor from 2^69 to 2^70
2013-07-22RobishNF
no factor from 2^68 to 2^69
2013-03-29Smok_bmv NF
no factor from 2^67 to 2^68
2013-03-26SMoffatNF
no factor from 2^66 to 2^67
2013-03-23g0bNF
no factor from 2^65 to 2^66
2010-11-10Architects CubedNF
no factor from 2^64 to 2^65