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
61831459TF
No factors below 274
TF target 274
P-1
B1 = 585000
B2 = 11992500
LL
StatusDateUserResidueShift
Unverified2014-08-08curtiscDA147727EA4464__50721368
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-08-02adamgm32B57A7D4C86B63B013
Verified2021-08-15_p95holder_32B57A7D4C86B63B1498057913
History
DateUserTypeResult
2021-08-15_p95holder_C-PRP
32B57A7D4C86B63B
PRP: Verified
PRP without proof (not generated)
2021-08-02adamgmC-PRP
32B57A7D4C86B63B
PRP: Verified
PRP without proof (not generated)
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2014-08-08curtiscC-LL
DA147727EA4464__
2014-07-03Jerry HallettNF
no factor from 2^73 to 2^74
2013-03-17TheJudgerNF-PM1
B1=585000, B2=11992500, E=6
2013-03-07Tom DuellNF
no factor from 2^72 to 2^73
2013-02-12monstNF
no factor from 2^71 to 2^72
2012-11-11SMoffatNF
no factor from 2^70 to 2^71
2011-12-01Martin PrusaNF
no factor from 2^69 to 2^70
2009-10-10Alberto PanuNF
no factor from 2^68 to 2^69
2009-10-04wmjmoellerNF
no factor from 2^67 to 2^68
2009-10-031fast6NF
no factor from 2^66 to 2^67
2009-07-26Sturle SundeNF
no factor from 2^65 to 2^66
2009-07-25S00030NF
no factor from 2^64 to 2^65
2009-04-23markrNF
no factor from 2^63 to 2^64