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 '1063533147386766654006125928608733816483719084832485320648794601880982013622633965545858863556587022665472678269167528996626122825166183603903840377159541359862878064843221138016843280579362304748076182708599206278512699999531694565578065742051296766251078987023875482077120640686282862217741273244378708183778476602259219997000104859854258646506080629007797014048080168193600093912374456748401947643132866976029976144675000054949626610867843532723118279679188666202505892634503983370587479495941516309372088095601210645126116711081882194918276295492076832546836164317937086281999700695661187948784287775779980411641773709106157257457110033077580229218881828541085978461568388873232072546113543893824747752865572532230828048054536752376477631941352710888417522066212812239966440916922954390058156461597253201217476391388787380298744178637700812612483030988889' --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":"1063533147386766654006125928608733816483719084832485320648794601880982013622633965545858863556587022665472678269167528996626122825166183603903840377159541359862878064843221138016843280579362304748076182708599206278512699999531694565578065742051296766251078987023875482077120640686282862217741273244378708183778476602259219997000104859854258646506080629007797014048080168193600093912374456748401947643132866976029976144675000054949626610867843532723118279679188666202505892634503983370587479495941516309372088095601210645126116711081882194918276295492076832546836164317937086281999700695661187948784287775779980411641773709106157257457110033077580229218881828541085978461568388873232072546113543893824747752865572532230828048054536752376477631941352710888417522066212812239966440916922954390058156461597253201217476391388787380298744178637700812612483030988889"},"decimal":false,"detail":2}}'