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
56868491TF
No factors below 276
TF target 273
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Bad2012-07-06outofoptionsE51E55DA3AB30BF930627027
Verified2013-04-11-Anonymous-1A18E2B66501430856651088
Verified2016-10-02AirSquirrels1A18E2B6650143080
History
DateUserTypeResult
2020-11-07-Anonymous-NF
no factor from 2^75 to 2^76
2020-10-25-Anonymous-NF
no factor from 2^74 to 2^75
2019-02-03Sid & AndyNF
no factor from 2^73 to 2^74
2018-04-16Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=6
2016-10-02AirSquirrelsC-LL
1A18E2B665014308
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2015-07-28Mark RoseNF
no factor from 2^72 to 2^73
2013-04-11-Anonymous-C-LL
1A18E2B665014308
2012-07-06outofoptionsC-LL
E51E55DA3AB30BF9
2012-03-26outofoptionsNF-PM1
B1=695000
2012-03-07Craig MeyersNF
no factor from 2^70 to 2^72
2011-06-09RixenNF
no factor from 2^69 to 2^70
2011-04-28giheffNF
no factor from 2^68 to 2^69
2009-11-23-Anonymous-NF
no factor from 2^67 to 2^68
2008-08-30Team_InspectorNF
no factor from 2^66 to 2^67
2008-08-28Team_InspectorNF
no factor from 2^65 to 2^66
2008-08-25Team_InspectorNF
no factor from 2^64 to 2^65
2008-08-23Sturle SundeNF
no factor from 2^63 to 2^64