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
137984051Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 1172000
B2 = 1210825980
PRP
StatusDateUserResidueShiftTypeBase
Verified2025-05-09Mihai PredaF01ECC67C5BB55C1013
History
DateUserTypeResult
2025-05-09Georg_EdelmannCERT
PRP Certification
CERT proof power = 10
Proof certified good
2025-05-09Mihai PredaC-PRP
F01ECC67C5BB55C1
PRP proof power = 10
PRP: Verified
Proof certified good
2024-09-19EthanDNF-PM1
B1=1172000, B2=1210825980
2024-07-28TheJudgerNF
no factor from 2^76 to 2^77
2024-07-12SRBaseNF
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
2020-10-27SRBaseNF
no factor from 2^72 to 2^73
2016-04-15Mihai PredaNF
no factor from 2^71 to 2^72
2016-04-07Mihai PredaNF
no factor from 2^70 to 2^71
2016-04-02Josh FamestadNF
no factor from 2^69 to 2^70
2016-04-01Choi4KANGNF
no factor from 2^68 to 2^69
2016-03-02dbaughNF
no factor from 2^67 to 2^68
2015-02-06firereddNF
no factor from 2^66 to 2^67
2012-11-20RichardNF
no factor from 2^65 to 2^66
2010-12-02Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-11Charles A. MorrisNF
no factor from 2^63 to 2^64