Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
137878987Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 277
P-1
B1 = 1153000
B2 = 1057642080
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2025-01-10S000307CCDF7AEA55BB3__013
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2025-01-10XyzzyPRP proof certification0.00 % 2025-01-10
History
DateUserTypeResult
2025-01-10S00030C-PRP
7CCDF7AEA55BB3__
PRP proof power = 9
PRP: Unverified (Reliable)
Uncertified
2024-09-18Luke DurantNF-PM1
B1=1153000, B2=1057642080
2024-07-28TheJudgerNF
no factor from 2^76 to 2^77
2024-07-14SRBaseNF
no factor from 2^75 to 2^76
2024-05-06GregNF
no factor from 2^69 to 2^70
2023-01-12SRBaseNF
no factor from 2^74 to 2^75
2021-08-02SRBaseNF
no factor from 2^73 to 2^74
2020-10-23SRBaseNF
no factor from 2^72 to 2^73
2016-07-09Jason UNF
no factor from 2^71 to 2^72
2016-06-19Smok_bmv NF
no factor from 2^70 to 2^71
2016-06-13Josh FamestadNF
no factor from 2^69 to 2^70
2016-05-19Choi4KANGNF
no factor from 2^68 to 2^69
2016-03-02dbaughNF
no factor from 2^67 to 2^68
2015-02-05vwflat4NF
no factor from 2^66 to 2^67
2012-11-18RichardNF
no factor from 2^65 to 2^66
2010-12-02RichardNF
no factor from 2^64 to 2^65
2010-06-18EPFNF
no factor from 2^63 to 2^64