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
71503907TF
No factors below 275
TF target 274
P-1
B1 = 660000
B2 = 14025000
LL
StatusDateUserResidueShift
Unverified2017-03-17Shnobel21A4FB4C81B450__45634977
History
DateUserTypeResult
2017-03-17ShnobelC-LL
21A4FB4C81B450__
2016-08-12-Anonymous-NF
no factor from 2^74 to 2^75
2015-03-08TheJudgerNF-PM1
B1=660000, B2=14025000, E=12
2015-03-01XyzzyNF
no factor from 2^73 to 2^74
2015-02-03BdotNF
no factor from 2^72 to 2^73
2013-07-11nate.andersNF
no factor from 2^71 to 2^72
2013-07-11nate.andersNF
no factor from 2^70 to 2^71
2013-04-26MetameerNF
no factor from 2^69 to 2^70
2010-06-04AvernonNF
no factor from 2^68 to 2^69
2010-05-30AvernonNF
no factor from 2^67 to 2^68
2010-05-26heteNF
no factor from 2^66 to 2^67
2010-05-21heteNF
no factor from 2^65 to 2^66
2010-05-20riccardo ubertiNF
no factor from 2^64 to 2^65
2008-10-19Wojciech FlorekNF
no factor to 2^64