Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
55519103TF
No factors below 274
TF target 273
P-1
B1 = 520000
B2 = 7020000
LL
StatusDateUserResidueShift
Verified2012-06-16David J. StuckiA55A947A41FF1A641416865
Verified2020-07-28Roland ClarksonA55A947A41FF1A640
History
DateUserTypeResult
2020-07-28Roland ClarksonC-LL
A55A947A41FF1A64
2019-05-26TheJudgerNF
no factor from 2^73 to 2^74
2016-01-22-Anonymous-NF
no factor from 2^72 to 2^73
2012-06-16David J. StuckiC-LL
A55A947A41FF1A64
2012-04-17David J. StuckiNF-PM1
B1=520000, B2=7020000
2012-04-07Craig MeyersNF
no factor from 2^70 to 2^72
2011-06-01Net_ForceNF
no factor from 2^69 to 2^70
2011-04-08Ake TilanderNF
no factor from 2^68 to 2^69
2009-05-16Sturle SundeNF
no factor from 2^67 to 2^68
2009-03-11glennpatNF
no factor from 2^66 to 2^67
2009-03-10FreightyardNF
no factor from 2^65 to 2^66
2009-03-09FreightyardNF
no factor from 2^64 to 2^65
2008-07-02-Anonymous-NF
no factor to 2^64