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 '60413589442425222987343281967397000712398026834230397091192057558217576177910042994328015469913363536247364457519583168589905073990847755935263641612804202495428508935879218666026958471444195544600822267182984387262543683938708310724281687569253612435557731452021962849895343094229805128399601546612794741480916124536051517105500289546549344680565111421525272653684901391110282837258788082160084578185999380101320078517388071466570137897277676880998099296676347650785098976416634908678272107950801018483323417262478369780737610891276818558323480221622584177963375577426931471477313575736297470412882258262002370958517221981262859145486193076236314374466693328768347057270602440262358887410688818132066327877530080492145651426553353576484848403645781185292611391367728406065723303332093048469327451798982239531196841237940709593913063510507580701972976168080712901679775119013448099876377925940533918583948881233261856580416922429203066233419982119869437914585603556365078777579030316561194368937547887767740257647386220304578226304633794170536169268954907556075039188052413291870346197059653112149650132860427626590604822789573095871364892123901071727477913961696701453169410381537403487334141470915896875186051225746567397833268377003657127855693091187057413918723412229330258505685606875066058442220329900381296668275701663412994874040644769624251691986022371861866255996426755756166911117269962552215494402831629569568404979813205084282070731314410583841105867412509799228087191999202859633376701031482712874564527275978503746401097048989676012779169501744290259988799525094490280559938648602102674625805453718997987992020141493259575521724081587862939213371204494818658944958078074592614479159908031140917772859221970665308049188427071859222511180753447747394534877417926929565548439984466570594358502802925420335704528540841192875431558827583727585912694740098606976677' --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":"60413589442425222987343281967397000712398026834230397091192057558217576177910042994328015469913363536247364457519583168589905073990847755935263641612804202495428508935879218666026958471444195544600822267182984387262543683938708310724281687569253612435557731452021962849895343094229805128399601546612794741480916124536051517105500289546549344680565111421525272653684901391110282837258788082160084578185999380101320078517388071466570137897277676880998099296676347650785098976416634908678272107950801018483323417262478369780737610891276818558323480221622584177963375577426931471477313575736297470412882258262002370958517221981262859145486193076236314374466693328768347057270602440262358887410688818132066327877530080492145651426553353576484848403645781185292611391367728406065723303332093048469327451798982239531196841237940709593913063510507580701972976168080712901679775119013448099876377925940533918583948881233261856580416922429203066233419982119869437914585603556365078777579030316561194368937547887767740257647386220304578226304633794170536169268954907556075039188052413291870346197059653112149650132860427626590604822789573095871364892123901071727477913961696701453169410381537403487334141470915896875186051225746567397833268377003657127855693091187057413918723412229330258505685606875066058442220329900381296668275701663412994874040644769624251691986022371861866255996426755756166911117269962552215494402831629569568404979813205084282070731314410583841105867412509799228087191999202859633376701031482712874564527275978503746401097048989676012779169501744290259988799525094490280559938648602102674625805453718997987992020141493259575521724081587862939213371204494818658944958078074592614479159908031140917772859221970665308049188427071859222511180753447747394534877417926929565548439984466570594358502802925420335704528540841192875431558827583727585912694740098606976677"},"decimal":false,"detail":2}}'