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
56303309TF
No factors below 274
TF target 273
P-1
B1 = 565000
B2 = 11865000
LL
StatusDateUserResidueShift
Bad2013-04-24-Anonymous-605DF42C512D489626253111
Verified2014-12-20mikeblas6D9CD4C61B8C7CD95057467
Verified2016-09-27AirSquirrels6D9CD4C61B8C7CD910095510
History
DateUserTypeResult
2016-09-27AirSquirrelsC-LL
6D9CD4C61B8C7CD9
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2014-12-20mikeblasC-LL
6D9CD4C61B8C7CD9
2014-09-19brilongNF
no factor from 2^73 to 2^74
2014-03-03Bill StaffenNF
no factor from 2^72 to 2^73
2013-04-24-Anonymous-C-LL
605DF42C512D4896
2012-07-27Brian ChanNF-PM1
B1=565000, B2=11865000, E=6
2012-05-11Craig MeyersNF
no factor from 2^71 to 2^72
2011-08-13GrunwalderGIMPNF
no factor from 2^70 to 2^71
2011-06-05S00030NF
no factor from 2^69 to 2^70
2011-04-14GnorfeNF
no factor from 2^68 to 2^69
2009-06-10Johannes WeingartnerNF
no factor from 2^67 to 2^68
2008-07-16Sturle SundeNF
no factor from 2^66 to 2^67
2008-07-16Sturle SundeNF
no factor from 2^65 to 2^66
2008-07-16Sturle SundeNF
no factor from 2^64 to 2^65
2008-07-15Sturle SundeNF
no factor from 2^63 to 2^64