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
55654337TF
No factors below 274
TF target 273
P-1
B1 = 550000
B2 = 11550000
LL
StatusDateUserResidueShift
Verified2014-10-20John Fitch9E204178F2F926EE6276148
Verified2021-01-22Dmitriy Degtiarev9E204178F2F926EE21608568
History
DateUserTypeResult
2021-01-22Dmitriy DegtiarevC-LL
9E204178F2F926EE
2014-10-20John FitchC-LL
9E204178F2F926EE
2014-08-10gcardonaNF
no factor from 2^73 to 2^74
2014-01-21ktonyNF
no factor from 2^72 to 2^73
2012-07-15ChuckNF-PM1
B1=550000, B2=11550000, E=6
2012-04-28XyzzyNF
no factor from 2^71 to 2^72
2012-04-28XyzzyNF
no factor from 2^70 to 2^71
2011-05-29Ace32NF
no factor from 2^69 to 2^70
2011-04-13Ake TilanderNF
no factor from 2^68 to 2^69
2009-05-21lindedNF
no factor from 2^67 to 2^68
2009-01-16BranMuffinNF
no factor from 2^66 to 2^67
2009-01-13Dr. NowakNF
no factor from 2^65 to 2^66
2009-01-08Dr. NowakNF
no factor from 2^64 to 2^65
2008-08-25-Anonymous-NF
no factor to 2^64