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
332201099Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 281
TF target 281
P-1
B1 = 1686000
B2 = 530962740
LL
StatusDateUserResidueShift
Unverified2015-09-10aurashift9B2F94646790F5__123105938
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-11-16-Anonymous-LL double-check0.00 % 2024-11-16
History
DateUserTypeResult
2023-10-18James HeinrichNF
no factor from 2^67 to 2^68
2023-04-29KrieselNF-PM1
B1=1686000, B2=530962740
2023-02-08Mark RoseNF
no factor from 2^80 to 2^81
2023-02-08Mark RoseNF
no factor from 2^79 to 2^80
2019-01-21srow7NF
no factor from 2^78 to 2^79
2015-09-10aurashiftC-LL
9B2F94646790F5__
2015-06-02srow7NF
no factor from 2^77 to 2^78
2014-09-17Team_InspectorNF
no factor from 2^76 to 2^77
2012-11-13tscNF-PM1
B1=5305000
2011-08-19Sebastian HornbostelNF
no factor from 2^75 to 2^76
2011-08-16Sebastian HornbostelNF
no factor from 2^74 to 2^75
2010-07-21Team_InspectorNF
no factor from 2^73 to 2^74
2010-07-14Team_InspectorNF
no factor from 2^72 to 2^73
2009-10-31Team_InspectorNF
no factor from 2^71 to 2^72
2009-10-20Team_InspectorNF
no factor from 2^70 to 2^71
2008-11-11Team_InspectorNF
no factor from 2^69 to 2^70
2008-11-10Team_InspectorNF
no factor from 2^68 to 2^69