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 '2285324745854711615552054056891576614648116778371019496937223763951648126582433550537046217352686530696763766143504283022149990816445427395457678087761796095069549607865562150400345183723083932666014466508930283979501320936019047543002169781479034648198249301484381577566517112430641363354581710289074105866882283956387002740587043519963801705909437662097596223259250290936194107006357065755239484117728282883381755877579418592798037983001187493907800330121817356126977997401646264766580273998811676971690213356602123172234957076839638614469039509089058363077987362439589445633676747664676094523738567675040662889092490734835565513541542581934906324406172931028114248307511308940121597554435388205741419184989702586916939319232522041155183981558975194596479439883175970069889758100591717066656059670667307586429652627816863435104851204378815418457804479163982633886520425078019476324676497419974301662966548285571027470895079785102481620153144713965948701328104342425483323516434124413520515625602615879870324892328793158084655012135772587389176606046781068265423611955133294487285392248458957345941680754041905862552982060872308540766374187899083430622612540644051380343237540677468308278145081759833495357750032584550947208116649583435687503583297641857265766750126512962249527156834770403103579793651357452321680347604118100318617072847473804976731652340696712594830703435111087289008184543654631417700132101273755072886652253493439' --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":"2285324745854711615552054056891576614648116778371019496937223763951648126582433550537046217352686530696763766143504283022149990816445427395457678087761796095069549607865562150400345183723083932666014466508930283979501320936019047543002169781479034648198249301484381577566517112430641363354581710289074105866882283956387002740587043519963801705909437662097596223259250290936194107006357065755239484117728282883381755877579418592798037983001187493907800330121817356126977997401646264766580273998811676971690213356602123172234957076839638614469039509089058363077987362439589445633676747664676094523738567675040662889092490734835565513541542581934906324406172931028114248307511308940121597554435388205741419184989702586916939319232522041155183981558975194596479439883175970069889758100591717066656059670667307586429652627816863435104851204378815418457804479163982633886520425078019476324676497419974301662966548285571027470895079785102481620153144713965948701328104342425483323516434124413520515625602615879870324892328793158084655012135772587389176606046781068265423611955133294487285392248458957345941680754041905862552982060872308540766374187899083430622612540644051380343237540677468308278145081759833495357750032584550947208116649583435687503583297641857265766750126512962249527156834770403103579793651357452321680347604118100318617072847473804976731652340696712594830703435111087289008184543654631417700132101273755072886652253493439"},"decimal":false,"detail":2}}'