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
55875761TF
No factors below 273
TF target 273
P-1
B1 = 665000
B2 = 19950000
LL
StatusDateUserResidueShift
Bad2013-01-01-Anonymous-0CC2497E87C3A51C41004800
Verified2013-01-27-Anonymous-A18A0D084D794FA838956834
Verified2016-02-16MadPooA18A0D084D794FA824575956
History
DateUserTypeResult
2016-02-16MadPooC-LL
A18A0D084D794FA8
2015-07-28Mark RoseNF
no factor from 2^72 to 2^73
2013-01-27-Anonymous-C-LL
A18A0D084D794FA8
2013-01-01-Anonymous-C-LL
0CC2497E87C3A51C
2011-11-14kdgehmanNF-PM1
B1=665000, B2=19950000, E=6
2011-10-27kdgehmanNF
no factor from 2^71 to 2^72
2011-09-24mmmmmdonutsNF
no factor from 2^70 to 2^71
2011-04-03kdgehmanNF
no factor from 2^69 to 2^70
2011-04-03kdgehmanNF
no factor from 2^68 to 2^69
2009-05-22Andrey KurgannikovNF
no factor from 2^67 to 2^68
2009-01-13S36049NF
no factor from 2^66 to 2^67
2009-01-12S36049NF
no factor from 2^65 to 2^66
2009-01-12arnaudNF
no factor from 2^64 to 2^65
2008-12-081997rj7NF
no factor to 2^64