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
5084197
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
414870475211135.3old
21757821061511341.02008-09-30 21:43:35
2307011828300636015292167.62023-01-04 09:33:52
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)
2017-09-20kkmrkkblmbrbkB08CDBF96557C0F12013
Factored
PRP without proof (not generated)
2018-05-02storm5510B08CDBF96557C0F12305672813
Verified
Certified Good
2023-01-09rucio7B380B4C48A4CE723371363653
History
DateUserTypeResult
2025-01-21Sid & AndyNFno factor TF: 68-70
2025-01-13Sid & AndyNF-PM1B1=3600000, B2=9211762560
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2023-01-09curtiscCERT
Proof certified good
2023-01-09rucioC-PRPM5084197/41487047521/2175782106151/230701182830063601529 : 7B380B4C48A4CE72
Proof Certified Good

Proof Power: 7

2023-01-04TJAOIFFactor: 230701182830063601529
2018-05-02storm5510C-PRPM5084197/41487047521/2175782106151 : B08CDBF96557C0F1
2017-09-20kkmrkkblmbrbkC-PRPM5084197/2175782106151/41487047521 : B08CDBF96557C0F1
2008-09-30markrFFactor: 2175782106151