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
30605363Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 271
P-1
B1 = 595000
B2 = 13238750
LL
StatusDateUserResidueShift
Verified2005-12-19Brian Jue7DCD70E7D3E5840E8035279
Verified2013-03-12Oleg V.Cat7DCD70E7D3E5840E5165402
History
DateUserTypeResult
2020-06-18Architects CubedNF-PM1
B1=595000, B2=13238750, E=12
2020-04-24Architects CubedNF-PM1
B1=350000, B2=6125000, E=12
2020-04-17-Anonymous-NF
no factor from 2^73 to 2^74
2019-12-13-Anonymous-NF
no factor from 2^72 to 2^73
2019-12-13-Anonymous-NF
no factor from 2^71 to 2^72
2018-04-11ramgeisNF
no factor from 2^70 to 2^71
2013-03-12Oleg V.CatC-LL
7DCD70E7D3E5840E
2013-02-28E_tronNF
no factor from 2^69 to 2^70
2012-03-07LaurVNF
no factor from 2^68 to 2^69