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
56152813TF
No factors below 274
TF target 273
P-1
B1 = 775000
B2 = 775000
LL
StatusDateUserResidueShift
Bad2012-02-23Dave EnsorFFC4961A1B47283532230143
Verified2012-05-13curtiscECAF6B1570731DB745099370
Verified2016-09-26AirSquirrelsECAF6B1570731DB732347002
History
DateUserTypeResult
2018-10-02Architects CubedNF
no factor from 2^73 to 2^74
2016-09-26AirSquirrelsC-LL
ECAF6B1570731DB7
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2015-07-27Mark RoseNF
no factor from 2^72 to 2^73
2015-07-25Mark RoseNF
no factor from 2^71 to 2^72
2012-05-13curtiscC-LL
ECAF6B1570731DB7
2012-02-23Dave EnsorC-LL
FFC4961A1B472835
2012-01-16Dave EnsorNF-PM1
B1=775000
2011-08-06-Anonymous-NF
no factor from 2^70 to 2^71
2011-07-22TheJudgerNF
no factor from 2^68 to 2^70
2009-11-18eon_blue_apocalypseNF
no factor from 2^67 to 2^68
2008-09-04-Anonymous-NF
no factor from 2^66 to 2^67
2008-08-30Sturle SundeNF
no factor from 2^65 to 2^66
2008-08-28Sturle SundeNF
no factor from 2^64 to 2^65
2008-08-26Sturle SundeNF
no factor from 2^63 to 2^64