Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnDetails
5306953
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 266
Factored
FactorDigitsBitsDate
382100617928.5old
32571300119722893771961.52016-05-03 11:18:06
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-11-25storm55109350FD0DD966FA2A2252354753
Verified
PRP without proof (not generated)
2018-02-03kkmrkkblmbrbk9350FD0DD966FA2A2145676853
History
DateUserTypeResult
2025-04-05Sid & AndyNFno factor TF: 68-70
2025-03-30Sid & AndyNF-PM1B1=5700000, B2=7179714360
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-02-03kkmrkkblmbrbkC-PRPM5306953/382100617/3257130011972289377 : 9350FD0DD966FA2A
2017-11-25storm5510C-PRPM5306953/382100617/3257130011972289377 : 9350FD0DD966FA2A
2016-05-03TJAOIFFactor: 3257130011972289377