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:





MnDetails
3545771
Composite, with 4 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 264
Factored
FactorDigitsBitsDate
7091543722.8old
1346329248711237.02008-09-07 19:49:54
162148203423986171753.82014-10-16 11:31:02
398812338092101219692065.12018-06-07 13:39:45
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2017-10-03kkmrkkblmbrbk19096DFCA70CAEA23013
Factored
PRP without proof (not generated)
2017-11-24Oliver Kruse19096DFCA70CAEA23235528613
Verified
PRP without proof (not generated)
2018-06-08storm5510EFABC90FDACFCF244212843153
Verified
PRP without proof (not generated)
2018-06-08Oliver KruseEFABC90FDACFCF244246349353
History
DateUserTypeResult
2022-10-05JossNF-PM1B1=1354577, B2=538183800
2022-09-03JossNF-PM1B1=1354577, B2=217278600
2022-06-05LordJuliusNFno factor TF: 66-67
2022-06-05LordJuliusNFno factor TF: 64-65
2022-06-05LordJuliusNFno factor TF: 63-64
2022-06-05LordJuliusNFno factor TF: 62-63
2022-05-30Magallan3sFFactor: 954755175938465953 / TF: 1-60
2022-05-30Magallan3sFFactor: 134632924871 / TF: 1-60
2022-05-30Magallan3sFFactor: 16214820342398617 / TF: 1-60
2022-05-30Magallan3sFFactor: 7091543 / TF: 1-60
2022-05-29some-studentsNFno factor TF: 1-59
2022-03-05JossNF-PM1B1=1000000, B2=147632100
2022-02-01JossNFno factor TF: 67-68
2020-05-04JossNF-PM1B1=354577, B2=3545771, E=6
2018-06-08Oliver KruseC-PRPM3545771/7091543/134632924871/16214820342398617/39881233809210121969 : EFABC90FDACFCF24
2018-06-08storm5510C-PRPM3545771/7091543/134632924871/16214820342398617/39881233809210121969 : EFABC90FDACFCF24
2018-06-07TJAOIFFactor: 39881233809210121969
2017-11-24Oliver KruseC-PRPM3545771/7091543/134632924871/16214820342398617 : 19096DFCA70CAEA2
2017-10-03kkmrkkblmbrbkC-PRPM3545771/7091543/134632924871/16214820342398617 : 19096DFCA70CAEA2
2014-10-16TJAOIFFactor: 16214820342398617
2008-09-07Will EdgingtonFFactor: 134632924871