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
86257579Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 700000
B2 = 13825000
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-07-31ky0uraku5A899C7A30D141526705739813
Verified2025-01-22GdS5A899C7A30D14152013
History
DateUserTypeResult
2025-01-23Ahasver WandererCERT
PRP Certification
CERT proof power = 10
Proof certified good
2025-01-22GdSC-PRP
5A899C7A30D14152
PRP proof power = 10
PRP: Verified
Proof certified good
2018-07-31ky0urakuC-PRP
5A899C7A30D14152
PRP: Verified
PRP without proof (not generated)
2018-03-05Oliver KruseNF-PM1
B1=700000, B2=13825000, E=12
2018-01-28TheJudgerNF
no factor from 2^75 to 2^76
2017-12-25Brian BeuningNF
no factor from 2^74 to 2^75
2017-05-31-Anonymous-NF
no factor from 2^73 to 2^74
2017-03-30Judge HaleNF
no factor from 2^72 to 2^73
2017-03-30Judge HaleNF
no factor from 2^71 to 2^72
2013-11-12RobishNF
no factor from 2^70 to 2^71
2013-06-23bamNF
no factor from 2^69 to 2^70
2013-06-21Choi4KANGNF
no factor from 2^68 to 2^69
2013-03-09ANONYMOUSNF
no factor from 2^67 to 2^68
2011-03-09Michael CNF
no factor from 2^66 to 2^67
2010-11-23Michael CNF
no factor from 2^65 to 2^66
2010-11-23Michael CNF
no factor from 2^64 to 2^65
2010-11-21Architects CubedNF
no factor from 2^64 to 2^65