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
127427557Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 787000
B2 = 100819656
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-08-08Luke Durant2D197B7957B2756A013
History
DateUserTypeResult
2024-08-14tbusbyNF
no factor from 2^68 to 2^69
2024-08-08Luke DurantCERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-08-08Luke DurantC-PRP
2D197B7957B2756A
PRP proof power = 8
PRP: Verified
Proof certified good
2024-07-20Bricyn JamesonNF-PM1
B1=787000, B2=100819656
2022-11-12TheJudgerNF
no factor from 2^76 to 2^77
2022-11-12TheJudgerNF
no factor from 2^75 to 2^76
2022-11-12TheJudgerNF
no factor from 2^74 to 2^75
2021-07-15SRBaseNF
no factor from 2^73 to 2^74
2020-11-16SRBaseNF
no factor from 2^72 to 2^73
2016-05-19d3zorgNF
no factor from 2^71 to 2^72
2016-05-18proxy2222NF
no factor from 2^70 to 2^71
2016-05-18proxy2222NF
no factor from 2^69 to 2^70
2016-04-25DerekNF
no factor from 2^68 to 2^69
2015-08-26el groccoNF
no factor from 2^67 to 2^68
2015-01-06greg3llNF
no factor from 2^66 to 2^67
2012-09-23soldcakeNF
no factor from 2^65 to 2^66
2010-11-05sasaki3NF
no factor from 2^64 to 2^65
2010-05-27sasaki3NF
no factor from 2^63 to 2^64