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
65047733TF
No factors below 275
TF target 274
P-1
B1 = 580000
B2 = 11600000
LL
StatusDateUserResidueShift
Verified2014-12-11curtisc255F54ABBCBE1BAB13535423
Verified2022-11-28Ryan Propper255F54ABBCBE1BAB29738204
History
DateUserTypeResult
2022-11-28Ryan PropperC-LL
255F54ABBCBE1BAB
2022-09-13La GüiraNF
no factor from 2^74 to 2^75
2016-03-28Mark RoseNF
no factor from 2^60 to 2^64
2014-12-11curtiscC-LL
255F54ABBCBE1BAB
2013-11-07Architects CubedNF-PM1
B1=580000, B2=11600000, E=12
2013-09-09ChuckNF
no factor from 2^73 to 2^74
2013-07-31Kyle AskineNF
no factor from 2^72 to 2^73
2013-07-31Kyle AskineNF
no factor from 2^71 to 2^72
2013-03-29SMoffatNF
no factor from 2^70 to 2^71
2012-01-12rickashNF
no factor from 2^69 to 2^70
2010-08-29seekuaNF
no factor from 2^68 to 2^69
2010-08-25seekuaNF
no factor from 2^67 to 2^68
2010-06-08-Anonymous-NF
no factor from 2^66 to 2^67
2010-05-24GrunwalderGIMPNF
no factor from 2^65 to 2^66
2009-11-16-Anonymous-NF
no factor from 2^64 to 2^65