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 '23695223732151303230417157392563246771431187168273157740740640896779195769445571337486132464095264885499366022876743947387644456798876159381005154029230163439777783464735249388341001181834519341913696051434852131426815345882419162456349345235959838706245105062475136861615356892845257124611072428425206978908202900848903187675955146181121097081665742932735857110405122505192550677439729760444609007496999289160347684286471490137153233216187160004578250850327077844161396280057604710719168545461499214530708614968982897609485051395386266439244358738179933640096049435125960274460380844757490319491102847074413260286990861210406971372074732580587517047731471880934890695175855459447719041175757560703439851416562145053064264556948349887971105376733234650910843757675558847711638662371068115550697731992260095571326669435263242980856845212954095898597759885750016699058128527762268996104972487355053998050969715481659128039087023696988280963094034911' --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":"23695223732151303230417157392563246771431187168273157740740640896779195769445571337486132464095264885499366022876743947387644456798876159381005154029230163439777783464735249388341001181834519341913696051434852131426815345882419162456349345235959838706245105062475136861615356892845257124611072428425206978908202900848903187675955146181121097081665742932735857110405122505192550677439729760444609007496999289160347684286471490137153233216187160004578250850327077844161396280057604710719168545461499214530708614968982897609485051395386266439244358738179933640096049435125960274460380844757490319491102847074413260286990861210406971372074732580587517047731471880934890695175855459447719041175757560703439851416562145053064264556948349887971105376733234650910843757675558847711638662371068115550697731992260095571326669435263242980856845212954095898597759885750016699058128527762268996104972487355053998050969715481659128039087023696988280963094034911"},"decimal":false,"detail":2}}'