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
69643367Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 720000
B2 = 16380000
LL
StatusDateUserResidueShift
Verified2016-09-22VVS7713694CA256EB7A6845494788
Verified2023-10-08mhoney13694CA256EB7A6827694325
History
DateUserTypeResult
2023-10-08mhoneyC-LL
13694CA256EB7A68
2016-09-22VVS77C-LL
13694CA256EB7A68
2016-06-02Judge HaleNF
no factor from 2^74 to 2^75
2016-03-31Mark RoseNF
no factor from 2^62 to 2^64
2014-07-07Kevin JagetNF
no factor from 2^73 to 2^74
2014-04-15chalsallNF
no factor from 2^72 to 2^73
2014-04-13kharlanNF-PM1
B1=720000, B2=16380000, E=6
2014-02-11Jerry HallettNF
no factor from 2^71 to 2^72
2013-05-01Brian V.NF
no factor from 2^70 to 2^71
2012-03-25tmorrowNF
no factor from 2^69 to 2^70
2010-05-30Per JessenNF
no factor from 2^68 to 2^69
2010-05-26S00030NF
no factor from 2^67 to 2^68
2010-05-24-Anonymous-NF
no factor from 2^66 to 2^67
2010-02-24ANONYMOUSNF
no factor from 2^65 to 2^66
2010-02-18Servermeile.comNF
no factor from 2^64 to 2^65