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 '115137020156949338656130555125026587783039255058700857666293351504712207097469790911767147405926840212608829858926135576360497694734420268021145258483910912481119903396880962155191342343783873627582462732048431094561170759260473028412614965678394728342254644148192220856665800021504527230585996060505024554214548421815032154366506372749593213627625583156852201261420190302564179741018475244566840815073235844194258828058065425579886398034902756215754324411007609647577436902260281167161467141280464357638227829479270206437871941589076284001281073660372282376622186939864969956572311998275889118995639479418046272844430808253453371500243866261376367543356973497485209115590027753413436819735741938393007924926748601934604064066547' --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":"115137020156949338656130555125026587783039255058700857666293351504712207097469790911767147405926840212608829858926135576360497694734420268021145258483910912481119903396880962155191342343783873627582462732048431094561170759260473028412614965678394728342254644148192220856665800021504527230585996060505024554214548421815032154366506372749593213627625583156852201261420190302564179741018475244566840815073235844194258828058065425579886398034902756215754324411007609647577436902260281167161467141280464357638227829479270206437871941589076284001281073660372282376622186939864969956572311998275889118995639479418046272844430808253453371500243866261376367543356973497485209115590027753413436819735741938393007924926748601934604064066547"},"decimal":false,"detail":2}}'