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
55075387TF
No factors below 274
TF target 273
P-1
B1 = 655000
B2 = 17685000
LL
StatusDateUserResidueShift
Bad2012-12-20-Anonymous-001E1A80B55EBFC644655844
Verified2014-07-30Dabanara55CACB65491CE68C13679852
Verified2016-04-13CaptainEntropy55CACB65491CE68C31838573
History
DateUserTypeResult
2021-11-12LordJuliusNF
no factor from 2^73 to 2^74
2016-04-13CaptainEntropyC-LL
55CACB65491CE68C
2014-07-30DabanaraC-LL
55CACB65491CE68C
2014-02-14ktonyNF
no factor from 2^72 to 2^73
2012-12-20-Anonymous-C-LL
001E1A80B55EBFC6
2011-12-30phoenicisNF
no factor from 2^71 to 2^72
2011-09-12kdgehmanNF
no factor from 2^70 to 2^71
2011-09-01David CampeauNF
no factor from 2^69 to 2^70
2011-07-29DRHNF-PM1
B1=655000, B2=17685000, E=6
2011-06-26XyzzyNF
no factor from 2^68 to 2^69
2009-05-13Sturle SundeNF
no factor from 2^67 to 2^68
2009-03-05jfarekNF
no factor from 2^66 to 2^67
2009-03-03BurgalveistNF
no factor from 2^65 to 2^66
2009-03-02BurgalveistNF
no factor from 2^64 to 2^65
2008-07-28-Anonymous-NF
no factor to 2^64