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
109841
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
659047619.3old
34929439825.12008-07-26 09:17:11
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000729 / 1566
Estimated T-Level: 32.3 ⓘ
TF below 2^102 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
No proof (small exponent)
2017-09-21Oliver KruseF06DFA4E2873CACF2013
Verified
No proof (small exponent)
2017-10-13kkmrkkblmbrbkF06DFA4E2873CACF210494913
Verified
No proof (small exponent)
2020-04-17Oliver Kruse3FBD3A4FFF37C3AE27213053
Verified
Not Uploaded
2022-04-15LordJulius3FBD3A4FFF37C3AE2399853
Verified
Certified Good
2022-11-11LordJulius3FBD3A4FFF37C3AE28610253
History
DateUserTypeResult
2026-02-13Jason LynchNF-PM1B1=415129000, B2=229338757688040
2025-12-17ViliamFNF-PM1B1=100000000, B2=2386922057520
2022-11-11curtiscCERT
Proof certified good
2022-11-11LordJuliusC-PRPM109841/659047/34929439 : 3FBD3A4FFF37C3AE
Proof Not Uploaded

Proof Power: 5

2022-05-07LordJuliusNFno factor TF: 62-63
2022-05-07LordJuliusNFno factor TF: 61-62
2022-05-07LordJuliusNFno factor TF: 59-60
2022-05-07LordJuliusNFno factor TF: 60-61
2022-05-07LordJuliusNFno factor TF: 58-59
2022-05-07LordJuliusNFno factor TF: 57-58
2022-04-15LordJuliusC-PRPM109841/659047/34929439 : 3FBD3A4FFF37C3AE
Proof Not Uploaded

Proof Power: 5

2020-04-17Oliver KruseC-PRPM109841/659047/34929439 : 3FBD3A4FFF37C3AE
2017-10-13kkmrkkblmbrbkC-PRPM109841/659047/34929439 : F06DFA4E2873CACF
2017-09-21Oliver KruseC-PRPM109841/659047/34929439 : F06DFA4E2873CACF
2017-09-21Oliver KruseC-PRPM109841/659047/34929439 : F06DFA4E2873CACF
2016-12-10kkmrkkblmbrbkNF-PM1B1=100000000, B2=2000000000, E=12
2008-07-26J FeitsmaFFactor: 34929439