Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
62390443TF
No factors below 277
TF target 274
P-1
B1 = 1000000
B2 = 30000000
LL
StatusDateUserResidueShift
Verified2013-07-15Amazon EC246EC2EC64728F5877093431
Bad2021-12-29Egor K1AD254D19B159BC78900684
Verified2022-01-23ZacHFX46EC2EC64728F5873806628
History
DateUserTypeResult
2022-01-29MadPooNF
no factor from 2^76 to 2^77
2022-01-27MadPooNF
no factor from 2^75 to 2^76
2022-01-23ZacHFXC-LL
46EC2EC64728F587
2022-01-20MadPooNF
no factor from 2^74 to 2^75
2021-12-29riccardo ubertiNF-PM1
B1=1000000, B2=30000000
2021-12-29Egor KC-LL
1AD254D19B159BC7
2016-02-23Mark RoseNF
no factor from 2^59 to 2^63
2013-07-15Amazon EC2C-LL
46EC2EC64728F587
2013-06-03BigBrotherNF-PM1
B1=550000, B2=10725000, E=6
2013-06-01Kevin JagetNF
no factor from 2^73 to 2^74
2013-04-17kdgehmanNF
no factor from 2^72 to 2^73
2013-04-17kdgehmanNF
no factor from 2^71 to 2^72
2012-11-18ANONYMOUSNF
no factor from 2^70 to 2^71
2011-12-06ITSNF
no factor from 2^69 to 2^70
2009-12-27-Anonymous-NF
no factor from 2^68 to 2^69
2009-12-23Son JohanNF
no factor from 2^67 to 2^68
2009-12-20Son JohanNF
no factor from 2^66 to 2^67
2009-10-13eth_0NF
no factor from 2^65 to 2^66
2009-08-11-Anonymous-NF
no factor from 2^64 to 2^65
2008-12-13DerekNF
no factor from 2^63 to 2^64