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
52214143TF
No factors below 274
TF target 273
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2012-02-25SubPrimeB9513878187E428F18874855
Verified2019-07-18d3zorgB9513878187E428F34589459
History
DateUserTypeResult
2019-07-18d3zorgC-LL
B9513878187E428F
2019-06-23Jon PaceNF
no factor from 2^73 to 2^74
2018-04-09Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=6
2016-02-02AirSquirrelsNF
no factor from 2^72 to 2^73
2012-02-25SubPrimeC-LL
B9513878187E428F
2012-02-19LaurVNF
no factor from 2^71 to 2^72
2012-02-13rduerrNF
no factor from 2^70 to 2^71
2011-11-14Kevin JagetNF
no factor from 2^69 to 2^70
2011-06-06-Anonymous-NF-PM1
B1=850000
2010-03-24Sturle SundeNF
no factor from 2^68 to 2^69
2009-04-19stevecodyNF
no factor from 2^67 to 2^68
2008-12-16Tony DaviesNF
no factor from 2^66 to 2^67
2008-12-12Tony DaviesNF
no factor from 2^65 to 2^66
2008-12-09Tony DaviesNF
no factor from 2^64 to 2^65
2008-11-03DerekNF
no factor to 2^64