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
83265257Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 660000
B2 = 12705000
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-04-27SeoBD76619539C99C015230015913
Verified2020-06-22_p95holder_BD76619539C99C012363257313
History
DateUserTypeResult
2020-06-22_p95holder_C-PRP
BD76619539C99C01
PRP: Verified
PRP without proof (not generated)
2018-04-27SeoC-PRP
BD76619539C99C01
PRP: Verified
PRP without proof (not generated)
2017-08-27Brian BeuningNF-PM1
B1=660000, B2=12705000, E=6
2017-02-15Sid & AndyNF
no factor from 2^75 to 2^76
2016-12-18-Anonymous-NF
no factor from 2^74 to 2^75
2016-12-18-Anonymous-NF
no factor from 2^73 to 2^74
2016-12-18-Anonymous-NF
no factor from 2^72 to 2^73
2016-12-18-Anonymous-NF
no factor from 2^71 to 2^72
2013-07-14koquitoNF
no factor from 2^70 to 2^71
2013-06-22VoltornNF
no factor from 2^69 to 2^70
2013-06-13PascalBieriNF
no factor from 2^68 to 2^69
2013-02-15Jonathan010NF
no factor from 2^67 to 2^68
2013-02-14ANONYMOUS96NF
no factor from 2^66 to 2^67
2012-08-18Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-12-19Architects CubedNF
no factor from 2^64 to 2^65