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
52214821TF
No factors below 274
TF target 273
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2011-04-27Jack The Ripper55F4A718CD9041E424120749
Verified2019-07-19d3zorg55F4A718CD9041E433916414
History
DateUserTypeResult
2019-07-19d3zorgC-LL
55F4A718CD9041E4
2019-06-22Jon PaceNF
no factor from 2^73 to 2^74
2018-05-02Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=6
2016-02-02AirSquirrelsNF
no factor from 2^72 to 2^73
2015-12-18-Anonymous-NF
no factor from 2^71 to 2^72
2015-11-01Mark RoseNF
no factor from 2^70 to 2^71
2014-11-05NesowaNF
no factor from 2^69 to 2^70
2011-04-27Jack The RipperC-LL
55F4A718CD9041E4
2011-04-08Jack The RipperNF-PM1
B1=850000
2010-03-26Tuomas SeijavuoriNF
no factor from 2^68 to 2^69
2009-04-20SAHS Science DeptNF
no factor from 2^67 to 2^68
2008-12-18Sturle SundeNF
no factor from 2^66 to 2^67
2008-12-17Sturle SundeNF
no factor from 2^65 to 2^66
2008-12-06tmorrowNF
no factor from 2^64 to 2^65
2008-11-03DerekNF
no factor to 2^64