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
63315953TF
No factors below 275
TF target 274
P-1
B1 = 565000
B2 = 11017500
LL
StatusDateUserResidueShift
Verified2014-07-13curtisc874B00BEF245115553751097
Verified2023-01-16Andrey Mitrofanov874B00BEF24511551823693
History
DateUserTypeResult
2023-01-16Andrey MitrofanovC-LL
874B00BEF2451155
2022-12-07Naegi MakotoNF
no factor from 2^74 to 2^75
2016-02-23Mark RoseNF
no factor from 2^59 to 2^63
2014-07-13curtiscC-LL
874B00BEF2451155
2013-07-20TheJudgerNF-PM1
B1=565000, B2=11017500, E=6
2013-07-04Jerry HallettNF
no factor from 2^73 to 2^74
2013-05-06TheJudgerNF
no factor from 2^72 to 2^73
2013-05-06TheJudgerNF
no factor from 2^71 to 2^72
2012-08-13roemer2201NF
no factor from 2^70 to 2^71
2012-03-28symalladNF
no factor from 2^69 to 2^70
2009-09-28arnaudNF
no factor from 2^68 to 2^69
2009-09-18Andrey KurgannikovNF
no factor from 2^67 to 2^68
2009-09-12Sturle SundeNF
no factor from 2^66 to 2^67
2009-09-10Math Fan HeaterNF
no factor from 2^65 to 2^66
2009-09-04-Anonymous-NF
no factor from 2^64 to 2^65
2009-02-17Wojciech FlorekNF
no factor from 2^63 to 2^64