GIMPS (Prime95) PrimeNet Mersenne exponent / factor details

≡

close

Look up single exponent:

Look up factor:

browse
by range

Look up many exponents:

List of Mersenne Prime numbers
GIMPS progress visualization
Trial-factoring assignment >1000M

Look up exponent / factor

Calculate CPU Credit for any assignment
CPU Throughput calculator
Prime95 benchmarks
Estimated GPU trial-factoring performance
Estimated GPU Lucas-Lehmer performance
P-1 probability calculator

Factors missed by P-1
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
Probable prime (PRP) testing

Worktodo balancer
Split large assignment blocks to workers
Worktodo skip known-factor assignments
P-1 to TF worktodo rewriter
TF worktodo bit level splitter
Factoring Beyond First Factor
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	<	123M	PrimeNet wavefront

Trial-Factoring bit-depth lookup
Prime Factorization for small numbers
Calculate number of digits in an exponent
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:

Browse exponents by range

M8,200,000,001 - M8,299,999,999