Marin Mersenne 2^P-1
Username
Password
Forgot password?
White
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
5106089
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
38295667511031.8old
40612501871937291651.92014-07-13 12:25:07
9617018439832539042732169.72025-01-28 00:59:36
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)
2017-09-20kkmrkkblmbrbkF5AE7ED075F85A462013
Factored
PRP without proof (not generated)
2018-05-07storm5510F5AE7ED075F85A462301540213
Verified
Certified Good
2025-02-05Jason Lynch988168012C7FF0AB3377975753
History
DateUserTypeResult
2025-02-24Sid & AndyNF-PM1B1=3600000, B2=9117768660
2025-02-05JayderCERT
Proof certified good
2025-02-05Jason LynchC-PRPM5106089/3829566751/4061250187193729/961701843983253904273 : 988168012C7FF0AB
Proof Certified Good

Proof Power: 7

2025-01-28Sid & AndyFFactor: 961701843983253904273 / TF: 68-70
2024-07-30cramsey87NF-PM1B1=300000, B2=104169030
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-05-07storm5510C-PRPM5106089/3829566751/4061250187193729 : F5AE7ED075F85A46
2017-09-20kkmrkkblmbrbkC-PRPM5106089/3829566751/4061250187193729 : F5AE7ED075F85A46
2014-07-13TJAOIFFactor: 4061250187193729