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
101321791Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 750000
B2 = 25000000
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-12-21Simon JosefssonD92E1465052C86295269391013
History
DateUserTypeResult
2020-12-21GregCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-12-21Simon JosefssonC-PRP
D92E1465052C8629
PRP proof power = 8
PRP: Verified
Proof certified good
2020-12-01ky0urakuNF-PM1
B1=750000, B2=25000000
2020-10-03LOBESNF
no factor from 2^75 to 2^76
2020-10-03Joe S.NF
no factor from 2^74 to 2^75
2020-03-26Hans LoeblichNF
no factor from 2^73 to 2^74
2020-03-21el groccoNF
no factor from 2^72 to 2^73
2014-12-02shaugeNF
no factor from 2^71 to 2^72
2014-06-07albin_pouillesNF
no factor from 2^70 to 2^71
2014-06-02SatanNF
no factor from 2^69 to 2^70
2014-06-02SatanNF
no factor from 2^68 to 2^69
2014-06-02SatanNF
no factor from 2^66 to 2^68
2011-07-15riccardo ubertiNF
no factor from 2^65 to 2^66
2010-08-13garoNF
no factor from 2^64 to 2^65
2010-03-151997rj7NF
no factor from 2^63 to 2^64