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
65734769Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 590000
B2 = 11947500
LL
StatusDateUserResidueShift
Verified2014-03-16sirlpr79E3FA52A34AAA4156852372
Verified2022-10-02RobertKazan79E3FA52A34AAA413028871
History
DateUserTypeResult
2022-10-02RobertKazanC-LL
79E3FA52A34AAA41
2022-04-11tottenhoffNF
no factor from 2^74 to 2^75
2016-03-28Mark RoseNF
no factor from 2^60 to 2^63
2014-03-16sirlprC-LL
79E3FA52A34AAA41
2014-02-09TheJudgerNF-PM1
B1=590000, B2=11947500, E=12
2014-02-04leag63NF
no factor from 2^73 to 2^74
2014-02-04leag63NF
no factor from 2^72 to 2^73
2014-01-04RichD0NF
no factor from 2^71 to 2^72
2012-11-04gunrunner79NF
no factor from 2^70 to 2^71
2012-01-28Christopher TompkinsNF
no factor from 2^69 to 2^70
2010-01-24steinrarNF
no factor from 2^68 to 2^69
2009-11-15PrimeCruncherNF
no factor from 2^67 to 2^68
2009-11-07Team_DeutschlandNF
no factor from 2^66 to 2^67
2009-10-29GrunwalderGIMPNF
no factor from 2^65 to 2^66
2009-03-24Sturle SundeNF
no factor from 2^64 to 2^65
2009-01-20Wojciech FlorekNF
no factor from 2^63 to 2^64