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
63875837TF
No factors below 275
TF target 274
P-1
B1 = 575000
B2 = 11356250
LL
StatusDateUserResidueShift
Verified2013-11-26jkhECE96544D5FA406645579356
Verified2023-02-28Sergey NosovECE96544D5FA406620625751
History
DateUserTypeResult
2023-02-28Sergey NosovC-LL
ECE96544D5FA4066
2022-11-25aupNF
no factor from 2^74 to 2^75
2016-02-23Mark RoseNF
no factor from 2^59 to 2^63
2013-11-26jkhC-LL
ECE96544D5FA4066
2013-08-20Bill StaffenNF-PM1
B1=575000, B2=11356250, E=12
2013-08-15Jerry HallettNF
no factor from 2^73 to 2^74
2013-08-07Bill StaffenNF
no factor from 2^72 to 2^73
2012-12-19kdgehmanNF
no factor from 2^71 to 2^72
2012-05-31symalladNF
no factor from 2^70 to 2^71
2012-01-05UndieTurdNF
no factor from 2^69 to 2^70
2009-12-04arnaudNF
no factor from 2^68 to 2^69
2009-11-29arnaudNF
no factor from 2^67 to 2^68
2009-11-23Sturle SundeNF
no factor from 2^66 to 2^67
2009-11-15steinrarNF
no factor from 2^65 to 2^66
2009-11-13Sturle SundeNF
no factor from 2^64 to 2^65
2009-03-01Wojciech FlorekNF
no factor from 2^63 to 2^64