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
64800037TF
No factors below 275
TF target 274
P-1
B1 = 1250000
B2 = 37500000
LL
StatusDateUserResidueShift
Verified2014-12-20curtiscDBBE1EF8B1AE497F21421114
Bad2022-11-05Egor KCEA2345A7B86679545891775
Verified2022-12-02MadPooDBBE1EF8B1AE497F20305638
History
DateUserTypeResult
2022-12-02MadPooC-LL
DBBE1EF8B1AE497F
2022-11-07riccardo ubertiNF-PM1
B1=1250000, B2=37500000
2022-11-05Egor KC-LL
CEA2345A7B866795
2022-07-03LordJuliusNF
no factor from 2^74 to 2^75
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2014-12-20curtiscC-LL
DBBE1EF8B1AE497F
2013-12-22TheJudgerNF-PM1
B1=580000, B2=11455000, E=6
2013-12-08TheJudgerNF
no factor from 2^73 to 2^74
2013-12-08TheJudgerNF
no factor from 2^72 to 2^73
2013-11-10AllRandomNF
no factor from 2^71 to 2^72
2012-06-09gunrunner79NF
no factor from 2^70 to 2^71
2012-01-14MclighterNF
no factor from 2^69 to 2^70
2010-01-14tokenmathguyNF
no factor from 2^68 to 2^69
2010-01-06tokenmathguyNF
no factor from 2^67 to 2^68
2009-12-27tokenmathguyNF
no factor from 2^66 to 2^67
2009-10-16-Anonymous-NF
no factor from 2^65 to 2^66
2009-10-12AnonymousNF
no factor from 2^64 to 2^65
2009-05-30Architects CubedNF
no factor from 2^63 to 2^64