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
69152807Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 715000
B2 = 15908750
LL
StatusDateUserResidueShift
Verified2015-09-04volovik49BA7E967FC9426451300328
Verified2024-05-29ANONYMOUS49BA7E967FC9426465379496
History
DateUserTypeResult
2024-05-29ANONYMOUSC-LL
49BA7E967FC94264
2024-05-10James HeinrichNF
no factor from 2^68 to 2^69
2016-03-30Mark RoseNF
no factor from 2^63 to 2^64
2016-03-28Mark RoseNF
no factor from 2^64 to 2^65
2015-09-04volovikC-LL
49BA7E967FC94264
2015-06-09Guido LorenziniNF
no factor from 2^74 to 2^75
2014-05-08brilongNF
no factor from 2^73 to 2^74
2014-05-08brilongNF
no factor from 2^72 to 2^73
2014-01-17FreeTibetNF-PM1
B1=715000, B2=15908750
2014-01-07garoNF
no factor from 2^71 to 2^72
2012-09-29Bold_SeekerNF
no factor from 2^70 to 2^71
2012-04-24ITSNF
no factor from 2^69 to 2^70
2010-04-13SADMASTERNF
no factor from 2^68 to 2^69
2008-06-05Sturle SundeNF
no factor from 2^67 to 2^68
2008-06-04Sturle SundeNF
no factor from 2^66 to 2^67
2008-06-02Sturle SundeNF
no factor from 2^65 to 2^66