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
83087833Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 660000
B2 = 12870000
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-02-01Christian Geschwentner68B33B75A29298E62691180313
Verified2020-05-29_p95holder_68B33B75A29298E61804832813
History
DateUserTypeResult
2020-05-29_p95holder_C-PRP
68B33B75A29298E6
PRP: Verified
PRP without proof (not generated)
2018-02-01Christian GeschwentnerC-PRP
68B33B75A29298E6
PRP: Verified
PRP without proof (not generated)
2017-09-17TheJudgerNF-PM1
B1=660000, B2=12870000, E=12
2017-02-05TheJudgerNF
no factor from 2^75 to 2^76
2017-01-01AirSquirrelsNF
no factor from 2^74 to 2^75
2017-01-01AirSquirrelsNF
no factor from 2^73 to 2^74
2016-12-09VictordeHollanderNF
no factor from 2^72 to 2^73
2016-12-09VictordeHollanderNF
no factor from 2^71 to 2^72
2014-08-06Ryan PropperNF
no factor from 2^70 to 2^71
2014-02-16]mh[ VirtekNF
no factor from 2^69 to 2^70
2013-08-19processinfoNF
no factor from 2^68 to 2^69
2013-08-16processinfoNF
no factor from 2^67 to 2^68
2013-06-16qwertyuio999NF
no factor from 2^66 to 2^67
2012-09-12Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-12-19Architects CubedNF
no factor from 2^64 to 2^65