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

PrimeNet Exponent Status

Exponent Range:





MnDetails
109451
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
159911511937911443.9old
2928525579312135524712168.02010-03-20 18:18:05
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000752 / 1566
Estimated T-Level: 32.4
TF below 2^103 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 KruseEFFB812C80C948002013
Verified
No proof (small exponent)
2017-09-22Oliver KruseEFFB812C80C948002013
Verified
No proof (small exponent)
2017-11-06kkmrkkblmbrbkEFFB812C80C9480022171913
Verified
No proof (small exponent)
2020-04-17Oliver KruseAAFA58265F25C87C24042053
Verified
Not Uploaded
2022-04-15LordJuliusAAFA58265F25C87C22782453
Verified
Certified Good
2022-11-11LordJuliusAAFA58265F25C87C26821553
History
DateUserTypeResult
2026-02-11Jason LynchNF-PM1B1=420971000, B2=229330377155880
2025-12-17ViliamFNF-PM1B1=100000000, B2=2947421827350
2022-11-11x-s-y-CERT
Proof certified good
2022-11-11LordJuliusC-PRPM109451/15991151193791/292852557931213552471 : AAFA58265F25C87C
Proof Not Uploaded

Proof Power: 5

2022-05-07LordJuliusNFno factor TF: 62-63
2022-05-07LordJuliusNFno factor TF: 60-61
2022-05-07LordJuliusNFno factor TF: 61-62
2022-05-07LordJuliusNFno factor TF: 58-59
2022-05-07LordJuliusNFno factor TF: 59-60
2022-05-07LordJuliusNFno factor TF: 57-58
2022-04-15LordJuliusC-PRPM109451/15991151193791/292852557931213552471 : AAFA58265F25C87C
Proof Not Uploaded

Proof Power: 5

2020-04-17Oliver KruseC-PRPM109451/15991151193791/292852557931213552471 : AAFA58265F25C87C
2017-11-06kkmrkkblmbrbkC-PRPM109451/15991151193791/292852557931213552471 : EFFB812C80C94800
2017-09-22Oliver KruseC-PRPM109451/15991151193791/292852557931213552471 : EFFB812C80C94800
2017-09-21Oliver KruseC-PRPM109451/15991151193791/292852557931213552471 : EFFB812C80C94800
2017-09-21Oliver KruseC-PRPM109451/15991151193791/292852557931213552471 : EFFB812C80C94800
2016-12-10kkmrkkblmbrbkNF-PM1B1=100000000, B2=2000000000, E=12
2010-03-20Rob_DeeF-ECMFactor: 292852557931213552471