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
109363
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
721660852697823274039343992685.92009-12-23 16:26:52
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000749 / 1566
Estimated T-Level: 32.4
TF below 2^103 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShiftSoftware
FactoredUnknown3FF50Unknown,(aka U)
FactoredMike Gach1CB7AD7C8EA9BFF50Windows,Prime95,v11,(aka WC)
FactoredBrian J. Beesley1CB7AD7C8EA9BFF50Mac,John Sweeney,vLL1.0b1,(aka J4)
FactoredEivind Triel1CB7AD7C8EA9BFF541604Windows,Prime95,v24 final,(aka Wc1)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
No proof (small exponent)
2017-09-22Oliver Kruse2F0CE68504E03EEF1013
Verified
No proof (small exponent)
2017-10-13kkmrkkblmbrbk2F0CE68504E03EEF16284613
Verified
No proof (small exponent)
2020-04-17Oliver Kruse1D7C24D8AE66D34413488253
Verified
Not Uploaded
2022-04-15LordJulius1D7C24D8AE66D34417098053
Verified
Certified Good
2022-11-11LordJulius1D7C24D8AE66D34418714453
History
DateUserTypeResult
2026-02-10Jason LynchNF-PM1B1=896332000, B2=137332171046070
2025-12-16ViliamFNF-PM1B1=100000000, B2=2943700209450
2022-11-11Jim DonovanCERT
Proof certified good
2022-11-11LordJuliusC-PRPM109363/72166085269782327403934399 : 1D7C24D8AE66D344
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
2022-04-15LordJuliusC-PRPM109363/72166085269782327403934399 : 1D7C24D8AE66D344
Proof Not Uploaded

Proof Power: 5

2022-03-07LordJuliusNFno factor TF: 57-58
2022-03-07LordJuliusNFno factor TF: 54-55
2020-04-17Oliver KruseC-PRPM109363/72166085269782327403934399 : 1D7C24D8AE66D344
2017-10-13kkmrkkblmbrbkC-PRPM109363/72166085269782327403934399 : 2F0CE68504E03EEF
2017-09-22Oliver KruseC-PRPM109363/72166085269782327403934399 : 2F0CE68504E03EEF
2017-09-21Oliver KruseC-PRPM109363/72166085269782327403934399 : 2F0CE68504E03EEF
2016-12-10kkmrkkblmbrbkNF-PM1B1=100000000, B2=2000000000, E=12
2009-12-23-anonymous-F-ECMFactor: 72166085269782327403934399
2009-01-25Sturle SundeNFno factor TF: 59-60
2009-01-01Sturle SundeNFno factor TF: 58-59
2006-02-01JossNF-PM1B1=2000000
2003-09-29-anonymous-NF-PM1B1=262144, B2=26214400, E=12
2003-02-02-anonymous-NF-PM1B1=131072, B2=13107200, E=30
2002-07-20-anonymous-NF-PM1B1=65536, B2=6553600, E=12
2002-06-02-anonymous-NF-PM1B1=32768, B2=3276800
2002-05-05-anonymous-NFno factor TF: 1-57
2001-01-08-anonymous-NF-PM1B1=1000000, B2=25000000
2000-12-14-anonymous-NFno factor TF: 1-56
2000-04-12-anonymous-NFno factor TF: 1-54
1999-09-14-anonymous-NFno factor TF: 52-53