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
115983883Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 606000
B2 = 37372020
PRP
StatusDateUserResidueShiftTypeBase
Verified2023-10-28Stef427C3A14BD147AD761013
History
DateUserTypeResult
2023-10-28lozcsCERT
PRP Certification
CERT proof power = 10
Proof certified good
2023-10-28Stef42C-PRP
7C3A14BD147AD761
PRP proof power = 10
PRP: Verified
Proof certified good
2022-07-27mrhNF-PM1
B1=606000, B2=37372020
2021-08-22megavinkNF
no factor from 2^76 to 2^77
2020-12-31KrieselNF
no factor from 2^75 to 2^76
2020-11-27hktNF
no factor from 2^74 to 2^75
2020-08-05tscNF
no factor from 2^73 to 2^74
2020-04-25SRBaseNF
no factor from 2^72 to 2^73
2015-07-18SMoffatNF
no factor from 2^71 to 2^72
2015-05-10SMoffatNF
no factor from 2^70 to 2^71
2015-04-05SMoffatNF
no factor from 2^69 to 2^70
2015-03-22SMoffatNF
no factor from 2^68 to 2^69
2015-03-17bunddogNF
no factor from 2^67 to 2^68
2014-12-01vwflat4NF
no factor from 2^66 to 2^67
2012-06-24OS1NF
no factor from 2^65 to 2^66
2010-10-07Thomas StorkNF
no factor from 2^64 to 2^65
2010-05-09sasaki3NF
no factor from 2^63 to 2^64