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
69387779Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 274
P-1
B1 = 715000
B2 = 15908750
LL
StatusDateUserResidueShift
Unverified2015-01-13staze7111017E55840C__13999642
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-08-27ExtremofireF554CD9D4A7E145A2342748613
History
DateUserTypeResult
2024-08-29Luke DurantCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-08-27ExtremofireC-PRP
F554CD9D4A7E145A
PRP proof power = 9
PRP: Verified
Proof certified good
2019-09-10Luigi MorelliNF
no factor from 2^74 to 2^75
2015-01-13stazeC-LL
7111017E55840C__
2014-05-12ChuckNF
no factor from 2^73 to 2^74
2014-05-10BdotNF
no factor from 2^72 to 2^73
2014-01-24Massimo Cappelli (ik5pwa)NF-PM1
B1=715000, B2=15908750
2013-12-25garoNF
no factor from 2^71 to 2^72
2012-09-30Simon HarrisonNF
no factor from 2^70 to 2^71
2012-04-22GrunwalderGIMPNF
no factor from 2^69 to 2^70
2010-03-20S485122NF
no factor from 2^68 to 2^69
2010-03-20S485122NF
no factor from 2^67 to 2^68
2010-03-19S485122NF
no factor from 2^66 to 2^67
2010-03-19S485122NF
no factor from 2^65 to 2^66
2010-02-17ChrisNF
no factor from 2^64 to 2^65