PRP · Probable prime
Enter a value, an expression, or a term with a variable like 10^n+1 to list a range.
Switch to Database id to look a number up by its stored id.
Reading never stores anything; use Create to add a number to the database.
See the expression syntax & functions reference.
Is factor of
Primality
This is a probable prime: it passes probabilistic tests but is not yet proven.
Build an ECPP certificate (for example with Primo) and upload it - it is stored and verified locally, then the number is promoted to proven prime.
Primo input filedownload .in
From the command linefdb · curl
fdb
fdb number '134418071960655174495282252345237312482367536639441684873540085067221016438490396095605029951586820473414980126768000164331799750829494427877214139267511942219774912473007111243010221671504370668988498437540467146159097678546235189697807224812998621943282785211973603924474895298371585256565663994340431637665912210767581863171999643273416079077737772091932103811242094115174667912723534461919907431988666728976710237072643612724052610616801022644188635364540965858901209935625550248620781080291758815963407451979284660759360460560449954916191408011728915555442850067792013933325662870814062104859282176496718594549388783490017705322727527094104066881967619553317472089468091311228351445924818351644854782564668271691434303356187971333449613987513576854411547098184411434068564186906208417389716293034288920112764825224124273289' --detail 2
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"expr":"134418071960655174495282252345237312482367536639441684873540085067221016438490396095605029951586820473414980126768000164331799750829494427877214139267511942219774912473007111243010221671504370668988498437540467146159097678546235189697807224812998621943282785211973603924474895298371585256565663994340431637665912210767581863171999643273416079077737772091932103811242094115174667912723534461919907431988666728976710237072643612724052610616801022644188635364540965858901209935625550248620781080291758815963407451979284660759360460560449954916191408011728915555442850067792013933325662870814062104859282176496718594549388783490017705322727527094104066881967619553317472089468091311228351445924818351644854782564668271691434303356187971333449613987513576854411547098184411434068564186906208417389716293034288920112764825224124273289"},"decimal":false,"detail":2}}'