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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MnStatusDetails
63823687TF
No factors below 274
TF target 274
P-1
B1 = 575000
B2 = 11500000
LL
StatusDateUserResidueShift
Verified2014-09-06ixfd6487A274CC67156DAA58394239
Verified2021-08-02Denis Porva87A274CC67156DAA17387126
History
DateUserTypeResult
2021-08-02Denis PorvaC-LL
87A274CC67156DAA
2016-02-23Mark RoseNF
no factor from 2^59 to 2^63
2014-09-06ixfd64C-LL
87A274CC67156DAA
2013-10-17ktonyNF-PM1
B1=575000, B2=11500000, E=12
2013-10-11RichD0NF
no factor from 2^73 to 2^74
2013-07-31TheJudgerNF
no factor from 2^72 to 2^73
2013-07-31TheJudgerNF
no factor from 2^71 to 2^72
2012-05-31ANONYMOUSNF
no factor from 2^70 to 2^71
2012-01-05subgeniusNF
no factor from 2^69 to 2^70
2009-11-05gbvalorNF
no factor from 2^68 to 2^69
2009-03-07glennpatNF
no factor from 2^67 to 2^68
2009-03-05glennpatNF
no factor from 2^66 to 2^67
2009-03-04glennpatNF
no factor from 2^65 to 2^66
2009-03-03SAHS Physics ClubNF
no factor from 2^64 to 2^65
2009-02-28Wojciech FlorekNF
no factor from 2^63 to 2^64