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
73849201TF
No factors below 275
TF target 274
P-1
B1 = 615000
B2 = 11992500
LL
StatusDateUserResidueShift
Unverified2017-06-15baseyFAD7C7F86E4AF6__6448171
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-04-17-Anonymous-LL double-check0.00 % 2024-04-17
History
DateUserTypeResult
2017-06-15baseyC-LL
FAD7C7F86E4AF6__
2016-02-02Jimmy BrüggemannNF-PM1
B1=615000, B2=11992500, E=6
2016-01-08AirSquirrelsNF
no factor from 2^74 to 2^75
2016-01-08AirSquirrelsNF
no factor from 2^73 to 2^74
2015-10-01Judge HaleNF
no factor from 2^72 to 2^73
2015-05-05srow7NF
no factor from 2^71 to 2^72
2013-08-04Ryan PropperNF
no factor from 2^70 to 2^71
2012-10-13GrunwalderGIMPNF
no factor from 2^69 to 2^70
2010-09-05Nicolas DuhamelNF
no factor from 2^68 to 2^69
2010-08-28-Anonymous-NF
no factor from 2^67 to 2^68
2010-08-21fswebNF
no factor from 2^66 to 2^67
2010-08-20fswebNF
no factor from 2^65 to 2^66
2010-06-15LurkerNF
no factor from 2^64 to 2^65
2008-07-16George WoltmanNF
no factor to 2^64