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
56155243TF
No factors below 274
TF target 273
P-1
B1 = 775000
B2 = 775000
LL
StatusDateUserResidueShift
Bad2012-02-17ergCF40D4F7E8F2A0C841438325
Verified2012-09-22Ruslan Kipkeev5690A5898D42E48335314913
Verified2016-09-25AirSquirrels5690A5898D42E4838289315
History
DateUserTypeResult
2018-10-01Architects CubedNF
no factor from 2^73 to 2^74
2016-09-25AirSquirrelsC-LL
5690A5898D42E483
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2015-07-28Mark RoseNF
no factor from 2^72 to 2^73
2012-09-22Ruslan KipkeevC-LL
5690A5898D42E483
2012-09-03garoNF
no factor from 2^71 to 2^72
2012-02-17ergC-LL
CF40D4F7E8F2A0C8
2012-01-17-Anonymous-NF-PM1
B1=775000
2011-08-19Dr. NowakNF
no factor from 2^70 to 2^71
2011-06-05S02956NF
no factor from 2^69 to 2^70
2011-04-19-Anonymous-NF
no factor from 2^68 to 2^69
2009-11-18Sturle SundeNF
no factor from 2^67 to 2^68
2008-06-29Sturle SundeNF
no factor from 2^66 to 2^67
2008-06-28Sturle SundeNF
no factor from 2^65 to 2^66
2008-06-27Sturle SundeNF
no factor from 2^64 to 2^65
2008-06-26Sturle SundeNF
no factor from 2^63 to 2^64