Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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MnDetails
10349819
Composite, with 5 known prime factors. Cofactor is composite.
Trial Factored to 269
TF target 268
Factored
FactorDigitsBitsDate
20699639824.3old
42227261531032.02008-09-08 06:31:41
6720965462231239.32008-09-08 06:31:41
6861463013166731549.32014-04-25 10:50:28
178103892698739926673132373.92020-04-26 16:43:04
P-1 factors
DateFactorsB1B2
2020-04-2617810389269873992667313
50000010000000
ECM
DigitsB1Curves
255000031 / 280
Estimated T-Level: 20.6
TF below 2^63 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2020-04-23riccardo uberti8FAE372D3A1160244322447853
Verified
PRP without proof (not generated)
2020-04-28Oliver Kruse8FAE372D3A1160245957496253
History
DateUserTypeResult
2022-11-07LordJuliusNFno factor TF: 68-69
2022-11-07LordJuliusNFno factor TF: 67-68
2022-11-07LordJuliusNFno factor TF: 66-67
2022-11-07LordJuliusNFno factor TF: 65-66
2022-11-07LordJuliusNFno factor TF: 64-65
2021-05-26riccardo ubertiNF-PP1Start=2/7, B1=750000, B2=20000000
2021-05-17riccardo ubertiNF-PP1Start=6/5, B1=750000, B2=20000000
2020-04-28Oliver KruseC-PRPM10349819/20699639/4222726153/672096546223/686146301316673/17810389269873992667313 : 8FAE372D3A116024
2020-04-26riccardo ubertiF-PM1Factor: 17810389269873992667313 / B1=500000, B2=10000000
2020-04-23riccardo ubertiC-PRPM10349819/20699639/4222726153/672096546223/686146301316673 : 8FAE372D3A116024
2014-04-25TJAOIFFactor: 686146301316673
2008-09-08Will EdgingtonFFactor: 672096546223
2008-09-08Will EdgingtonFFactor: 4222726153