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 '186061251390192418183212508298158289270220315920160692401861349205826790329718278133267485770790937968058936024567309687340040710714350058165850905967037769306109456752147497096120464712016215027135249186420506814428531630952778091407714947335125569508962246273755626589936895826239958771486064633301696100898053430601233253867043183159352191144432585983594063859173846922536563038511904950336094575190747274258608213047536394357570762407237434553978652904554724812331899943133585649817417694690932291510245322421748089177039099737830850871600327254694843543009241594242865381098831772146172898387012177407864609698343809300414932731795723124331823513003026202651867790829430151570613450346279482988476017907030715931320034160057070777255559249423843721776805160856076163701645421205466570713586875685384962159654258650646486640508032162960524255846335473624871318640573959370516269139022679114182058427582267224587839139109854270728976094086213846379639198988340536557414553105465856336594675741517472712635582155806276087707054193166384035177244791472646283480057941097956101861302506994162690738046545916443503351853964182010470154037794523184889554014553260898823788998549820038252084451126318667607487827770967824487282529017854104733637163681958612812461223766465977823285805801796207957510947966466592069478345941047833768997964968140243934469279605657143560304534513103264694417539557954819194066902570391020960747411544037553406038397270177313528988957410413132006740383775946482726213226076306500567620160286270859918209096512988156538245659392257887573575713164277748371021407059629726511449101472629' --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":"186061251390192418183212508298158289270220315920160692401861349205826790329718278133267485770790937968058936024567309687340040710714350058165850905967037769306109456752147497096120464712016215027135249186420506814428531630952778091407714947335125569508962246273755626589936895826239958771486064633301696100898053430601233253867043183159352191144432585983594063859173846922536563038511904950336094575190747274258608213047536394357570762407237434553978652904554724812331899943133585649817417694690932291510245322421748089177039099737830850871600327254694843543009241594242865381098831772146172898387012177407864609698343809300414932731795723124331823513003026202651867790829430151570613450346279482988476017907030715931320034160057070777255559249423843721776805160856076163701645421205466570713586875685384962159654258650646486640508032162960524255846335473624871318640573959370516269139022679114182058427582267224587839139109854270728976094086213846379639198988340536557414553105465856336594675741517472712635582155806276087707054193166384035177244791472646283480057941097956101861302506994162690738046545916443503351853964182010470154037794523184889554014553260898823788998549820038252084451126318667607487827770967824487282529017854104733637163681958612812461223766465977823285805801796207957510947966466592069478345941047833768997964968140243934469279605657143560304534513103264694417539557954819194066902570391020960747411544037553406038397270177313528988957410413132006740383775946482726213226076306500567620160286270859918209096512988156538245659392257887573575713164277748371021407059629726511449101472629"},"decimal":false,"detail":2}}'