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 '23236662250188052889024112299038408635101525059664548305411100004697783463200595818503562377461971159387110657769858830885997734034206714483685350096506552820368544267583011217936038124352800621903046454137382970297391057877166705645407407409622729383428169572636713026797550012011481739821791427314343331054784938661588299765591936729446157121051069858240914422549901424363125112502499862047432941238782624368214287289320819754655038860511795033365980444153400532902554401124813950352653835576685971418791154781087980114635423734209060235474394601265719' --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":"23236662250188052889024112299038408635101525059664548305411100004697783463200595818503562377461971159387110657769858830885997734034206714483685350096506552820368544267583011217936038124352800621903046454137382970297391057877166705645407407409622729383428169572636713026797550012011481739821791427314343331054784938661588299765591936729446157121051069858240914422549901424363125112502499862047432941238782624368214287289320819754655038860511795033365980444153400532902554401124813950352653835576685971418791154781087980114635423734209060235474394601265719"},"decimal":false,"detail":2}}'