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
51989809TF
No factors below 274
TF target 273
P-1
B1 = 610000
B2 = 17080000
LL
StatusDateUserResidueShift
Verified2012-08-19RUSSIA_PISFU772258535E13378B45431678
Verified2019-07-21Conductor772258535E13378B11488229
History
DateUserTypeResult
2019-07-21ConductorC-LL
772258535E13378B
2019-06-16Jon PaceNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2016-01-14AirSquirrelsNF
no factor from 2^72 to 2^73
2012-08-19RUSSIA_PISFUC-LL
772258535E13378B
2012-03-19Craig MeyersNF
no factor from 2^69 to 2^72
2011-06-14mgpainterNF-PM1
B1=610000, B2=17080000, E=6
2010-03-22ITSNF
no factor from 2^68 to 2^69
2009-06-21CarstenHNF
no factor from 2^67 to 2^68
2009-02-25fs2k155NF
no factor from 2^66 to 2^67
2009-02-24fs2k155NF
no factor from 2^65 to 2^66
2008-12-22TihyNF
no factor from 2^64 to 2^65
2008-12-18TihyNF
no factor from 2^63 to 2^64