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
112881437Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 515000
B2 = 19036000
PRP
StatusDateUserResidueShiftTypeBase
Verified2023-05-23TravisJank422DAF3A90BD6A9F457043713
Verified2023-05-25ky0uraku422DAF3A90BD6A9F8936747013
History
DateUserTypeResult
2023-05-25Ben DeloCERT
PRP Certification
CERT proof power = 9
Proof certified good
2023-05-25ky0urakuC-PRP
422DAF3A90BD6A9F
PRP proof power = 9
PRP: Verified
Proof certified good
2023-05-23David M. WeatherellCERT
PRP Certification
CERT proof power = 10
Proof certified good
2023-05-23TravisJankC-PRP
422DAF3A90BD6A9F
PRP proof power = 10
PRP: Verified
Proof certified good
2022-03-28Ryan PropperNF-PM1
B1=515000, B2=19036000
2020-12-16arpcarNF
no factor from 2^76 to 2^77
2020-12-05MannImMondNF
no factor from 2^75 to 2^76
2020-11-25arpcarNF
no factor from 2^74 to 2^75
2020-07-23tscNF
no factor from 2^73 to 2^74
2020-04-22SRBaseNF
no factor from 2^72 to 2^73
2013-10-14processinfoNF
no factor from 2^71 to 2^72
2013-10-14processinfoNF
no factor from 2^70 to 2^71
2013-10-14processinfoNF
no factor from 2^69 to 2^70
2013-10-14processinfoNF
no factor from 2^68 to 2^69
2013-10-14processinfoNF
no factor from 2^66 to 2^68
2012-06-03carlos56NF
no factor from 2^65 to 2^66
2010-09-27OS1NF
no factor from 2^64 to 2^65
2010-05-05Torchwood InstituteNF
no factor from 2^63 to 2^64