mlucas is an open-source (and free/libre) program for performing Lucas-Lehmer
test on prime-exponent Mersenne numbers, that is, integers of the form
2 ^ p - 1, with prime exponent p. In short, everything you need to search for
world-record Mersenne primes! It has been used in the verification of various
Mersenne primes, including the 45th, 46th, 48th, 49th and 50th found Mersenne
prime.
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You may use it to test any suitable number as you wish, but it is preferable
that you do so in a coordinated fashion, as part of the Great Internet
Mersenne Prime Search (GIMPS)
Installed Size: 3.4 MB
Architectures: amd64 arm64