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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Assignment Work Types

PrimeNet assigns research work units of various types. These are listed in the table below.

Project WorkType Description Notes
GIMPSTF-LMHtrial factoring LMHscreen for not-prime, factoring to low limits
GIMPSPM1-Rfactor P-1 redoscreen for not-prime, reassigned as P-factoring
GIMPSTFtrial factoringscreen for not-prime, assigned as factoring
GIMPSPM1-Sfactor P-1 smallscreen for not-prime, assigned as factoring
GIMPSPM1-Lfactor P-1 largescreen for not-prime, assigned as P-factoring
GIMPSECMfactor ECM smallscreen for not-prime, assigned as ECM
GIMPSPRP-DPRP double-checkprobable prime test, assigned as PRP verification
GIMPSLLLL first testprimality test, assigned as first LL test
GIMPSDLL double-checkprimality test, assigned as LL verification
GIMPSPRPPRP testprobable prime test, assigned as PRP test