Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
56810833TF
No factors below 276
TF target 273
P-1
B1 = 570000
B2 = 11970000
LL
StatusDateUserResidueShift
Verified2013-01-11James RushworthB97684232206E8E035263829
Verified2020-07-02manrusB97684232206E8E041429083
History
DateUserTypeResult
2020-11-07-Anonymous-NF
no factor from 2^75 to 2^76
2020-10-17-Anonymous-NF
no factor from 2^74 to 2^75
2020-07-02manrusC-LL
B97684232206E8E0
2018-11-20ChuckNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2016-01-08-Anonymous-NF
no factor from 2^72 to 2^73
2013-01-11James RushworthC-LL
B97684232206E8E0
2012-06-29Brian ChanNF-PM1
B1=570000, B2=11970000, E=6
2012-06-02Son JohanNF
no factor from 2^71 to 2^72
2012-03-08Kyle AskineNF
no factor from 2^70 to 2^71
2011-06-12ladenedgeNF
no factor from 2^69 to 2^70
2011-04-18GrunwalderGIMPNF
no factor from 2^68 to 2^69
2010-02-04GrunwalderGIMPNF
no factor from 2^67 to 2^68
2008-08-15Sturle SundeNF
no factor from 2^66 to 2^67
2008-08-14Sturle SundeNF
no factor from 2^65 to 2^66
2008-08-13Sturle SundeNF
no factor from 2^64 to 2^65
2008-08-12Sturle SundeNF
no factor from 2^63 to 2^64