Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
53500847TF
No factors below 274
TF target 273
P-1
B1 = 630000
B2 = 17010000
LL
StatusDateUserResidueShift
Verified2013-11-25Amazon EC2A38AE128B39403A447504846
Verified2019-10-17Aleksandr_HA38AE128B39403A416617590
History
DateUserTypeResult
2019-10-17Aleksandr_HC-LL
A38AE128B39403A4
2019-01-06Sid & AndyNF
no factor from 2^73 to 2^74
2016-01-30AirSquirrelsNF
no factor from 2^72 to 2^73
2013-11-25Amazon EC2C-LL
A38AE128B39403A4
2012-04-24Craig MeyersNF
no factor from 2^71 to 2^72
2012-03-21Kyle AskineNF
no factor from 2^70 to 2^71
2011-05-23XyzzyNF
no factor from 2^69 to 2^70
2011-02-16GiselherNF
no factor from 2^68 to 2^69
2011-02-15markrNF-PM1
B1=630000, B2=17010000
2009-05-03Chang Chia-TcheNF
no factor from 2^67 to 2^68
2008-12-22Architects CubedNF
no factor from 2^66 to 2^67
2008-12-19Sturle SundeNF
no factor from 2^65 to 2^66
2008-12-19Sturle SundeNF
no factor from 2^64 to 2^65
2008-07-14-Anonymous-NF
no factor to 2^64