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
68949679Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 274
P-1
B1 = 630000
B2 = 12600000
LL
StatusDateUserResidueShift
Unverified2016-04-27rsalmeidafl1263779CACF18C__63883871
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-04-01MirraD72472D362B9047A013
History
DateUserTypeResult
2024-04-01George WoltmanCERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-04-01MirraC-PRP
D72472D362B9047A
PRP proof power = 8
PRP: Verified
Proof certified good
2016-04-27rsalmeidaflC-LL
1263779CACF18C__
2016-03-28endless_mikeNF
no factor from 2^74 to 2^75
2013-12-23Brian ChanNF-PM1
B1=630000, B2=12600000, E=6
2013-12-17Jerry HallettNF
no factor from 2^73 to 2^74
2013-12-03gcardonaNF
no factor from 2^72 to 2^73
2013-12-03gcardonaNF
no factor from 2^71 to 2^72
2012-09-26Bold_SeekerNF
no factor from 2^70 to 2^71
2012-03-21ITSNF
no factor from 2^69 to 2^70
2010-06-20alan145NF
no factor from 2^68 to 2^69
2010-04-16bknowNF
no factor from 2^67 to 2^68
2010-04-15ticky_chalkNF
no factor from 2^66 to 2^67
2010-04-10GrunwalderGIMPNF
no factor from 2^65 to 2^66
2010-04-09GrunwalderGIMPNF
no factor from 2^64 to 2^65
2009-02-021997rj7NF
no factor to 2^64