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• List of Mersenne Prime numbers
• GIMPS progress visualization

• Look up exponent / factor

• Calculate CPU Credit for any assignment
• CPU Throughput calculator
• Estimated GPU trial-factoring performance
• Estimated GPU Lucas-Lehmer performance
• P-1 probability calculator

• P+1 Factors
• Factors missed by P-1
• Factors missed by TF
• Exponents with gaps in TF
• Exponents with less TF than expected
• Exponents with the most known factors
• P-1 factors found via Brent-Suyama
• Smoothest P-1 factors
• Top P-1 factors of Mersenne numbers
• Recently discovered factors by size
• Probable prime (PRP) testing

• Trial-factoring assignment >1000M
• Worktodo balancer
• Split large assignment blocks to workers
• Sort Strings by Length
• Worktodo skip known-factor assignments
• P-1 to TF worktodo rewriter
• TF worktodo bit level splitter
• Factoring Beyond First Factor
• mfactor/factor5 results to JSON converter
• P-1 effort distribution
• TF distribution for factored exponents
• TF effort needed for unfactored exponents
• Exponents that were poorly P-1 factored
• Results to BBcode factor results converter

• Graphs of Known Factors

  0M	<	1010	All tracked exponents
  0M	<	232	GPU TF range
  0M	<	1000M	PrimeNet range
  0M	<	193M	low-PrimeNet, low-res
  0M	<	385M	low-PrimeNet, high-res
  50M	<	146M	PrimeNet wavefront

• Trial-Factoring bit-depth lookup
• Prime Factorization for small numbers
• Calculate decimal digits in Mersenne number
• Convert GIMPS Factoring Effort to PFactor

External Links:

• Mersenne Forum
• Prime Wiki
• GPU to 72 by Chris Halsall
• GIMPS Status
• Factorization using ECM
• Mersenne software download mirror

Calculate bit size of factor:

Mersenne numbers factors that should have already been found by trial factoring (TF) but were missed:

1 exponents (2 factors) like this known

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