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 '58334775285795713920669390026271873964439514339291118452711223298731194964013085180727082793646676772891743860439986453242208943712009088043527424616535984542897926804070060079681021996916817918406165692020985395962587949501285986347147122180193361326536095208887767104684278894843204199703994074642399633166355935316613023255171879528954311794208120477162929816442116443066986952003383721122642107108162775004861762303362402952393426858191818587198440332630337902321261743251249077585353967958623146167981161688555517609328388710733169547921104650183732583' --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":"58334775285795713920669390026271873964439514339291118452711223298731194964013085180727082793646676772891743860439986453242208943712009088043527424616535984542897926804070060079681021996916817918406165692020985395962587949501285986347147122180193361326536095208887767104684278894843204199703994074642399633166355935316613023255171879528954311794208120477162929816442116443066986952003383721122642107108162775004861762303362402952393426858191818587198440332630337902321261743251249077585353967958623146167981161688555517609328388710733169547921104650183732583"},"decimal":false,"detail":2}}'