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 '135185077666243689973600400549687871875545318024912753859975232995152793486708655067722017024707075207977093344876229410817347631202642233388243186308324898235387704582222137840326351665908328130400406950424460616889858247477227499277918913778866369607077638115538702226677626732507564072754103380300741006385512743994871205964536130490208710107016659291593631511959204060505973085685769789634929823338309108359531501479060603797145145380591368181473783323451398631016868805689143453745056662004798709063195535641263014397277656087947249555828421942835971078172944244316902217429677850953529423034461514382944452914265311003778782707109516370478453389030109365475807963251498889829187667224968852778945035832162085851180870509448320545479114627391642197091701559115243815161334905346356432722529016457296037255067892561204857416478492578631215707598503723046089948320006120258580312958582982352621222201516944514111299080710561323419607331956501401101248302113331213461655575555852625849515283112341857087746055623928361772648365465116106973831794716960019502592616147536011337744434277555023861412800499307820616257533449896089808925044636558244924427524859642152129112458956151571415307942569436677431319283062983608167849' --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":"135185077666243689973600400549687871875545318024912753859975232995152793486708655067722017024707075207977093344876229410817347631202642233388243186308324898235387704582222137840326351665908328130400406950424460616889858247477227499277918913778866369607077638115538702226677626732507564072754103380300741006385512743994871205964536130490208710107016659291593631511959204060505973085685769789634929823338309108359531501479060603797145145380591368181473783323451398631016868805689143453745056662004798709063195535641263014397277656087947249555828421942835971078172944244316902217429677850953529423034461514382944452914265311003778782707109516370478453389030109365475807963251498889829187667224968852778945035832162085851180870509448320545479114627391642197091701559115243815161334905346356432722529016457296037255067892561204857416478492578631215707598503723046089948320006120258580312958582982352621222201516944514111299080710561323419607331956501401101248302113331213461655575555852625849515283112341857087746055623928361772648365465116106973831794716960019502592616147536011337744434277555023861412800499307820616257533449896089808925044636558244924427524859642152129112458956151571415307942569436677431319283062983608167849"},"decimal":false,"detail":2}}'