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 '3299631630226758233496613485236384024633196570968632812950717417667556395501121042086560605676538575939104961053019313812778225176079069247007475385250523509859011515345566446936903031847369933058106119298085743406407229662277806142074419087917342941531038119325641388740260950181064445617449495872057973053661885118058793684365293553926032143661100270199707767973750345818304294728595297602469337576409622058673631993943344728607931148910300436442325875619088987199382668392584443029853600245838802094581523456098162490089372503231033736901579980393208937026138607491630205332587355959881282055307884239384348523963955015221143973713973943037135472601827152883273647439790302537588808947757709981798280425739955374002617484177449416774665791878316893183223773210687075375075707637755542228170679465716266155719919996007862140143830605472820738564625305029414103371434817762998862821319787989295734314425018872585520315879644843827121225913641815473444439017856352855690158954475492579036319202986972491600281478697212634422307969984593332316878041943055242881322276633947368650212748327051147398984103580568607908130413905639545313260105350265466036427963765763741252497822401288709864615456653640107666337833121985181526872434470049250779941001658675551726537278186119472883803816579476089408296213807233799445747979267776188456475014212469053737322253192739824469317951936265899365798369175705333943294893097347468206354110245958586363369018832175923968848981079668946610263726741860475510262975891962368317986185749218848434184369305512842915612385491119025319007850233763013770418583246103856857308950641898740102844374889671272116071287219489792896347463393550204662723079632450979965117658805974367654483284142520669972037769492280667408601613605234848939170882225360028474009934926877129959540580239256775675284442726880662088459463500184937' --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":"3299631630226758233496613485236384024633196570968632812950717417667556395501121042086560605676538575939104961053019313812778225176079069247007475385250523509859011515345566446936903031847369933058106119298085743406407229662277806142074419087917342941531038119325641388740260950181064445617449495872057973053661885118058793684365293553926032143661100270199707767973750345818304294728595297602469337576409622058673631993943344728607931148910300436442325875619088987199382668392584443029853600245838802094581523456098162490089372503231033736901579980393208937026138607491630205332587355959881282055307884239384348523963955015221143973713973943037135472601827152883273647439790302537588808947757709981798280425739955374002617484177449416774665791878316893183223773210687075375075707637755542228170679465716266155719919996007862140143830605472820738564625305029414103371434817762998862821319787989295734314425018872585520315879644843827121225913641815473444439017856352855690158954475492579036319202986972491600281478697212634422307969984593332316878041943055242881322276633947368650212748327051147398984103580568607908130413905639545313260105350265466036427963765763741252497822401288709864615456653640107666337833121985181526872434470049250779941001658675551726537278186119472883803816579476089408296213807233799445747979267776188456475014212469053737322253192739824469317951936265899365798369175705333943294893097347468206354110245958586363369018832175923968848981079668946610263726741860475510262975891962368317986185749218848434184369305512842915612385491119025319007850233763013770418583246103856857308950641898740102844374889671272116071287219489792896347463393550204662723079632450979965117658805974367654483284142520669972037769492280667408601613605234848939170882225360028474009934926877129959540580239256775675284442726880662088459463500184937"},"decimal":false,"detail":2}}'