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 '29906960494670126224775230660120569411339854904521188865058805017309768634159695925848862714194767078194768162524457447320169931563775457133293622382889502177177755967268850288766572424421926116627353526750470285911908358912308640310012323684555276691195412896648426953457252009723548038810938203461130684406036880629661065627042490507030533966968943503867418146069127982343725866336965539329217900118741787926325422091502386574089148678298886114673474667006731056336444749964634568556488490853660766688763324498596362684485776026298420741975964133287584263949783818821101799424792006540525382068447097774653487599320983729794373898721060694262569596937' --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":"29906960494670126224775230660120569411339854904521188865058805017309768634159695925848862714194767078194768162524457447320169931563775457133293622382889502177177755967268850288766572424421926116627353526750470285911908358912308640310012323684555276691195412896648426953457252009723548038810938203461130684406036880629661065627042490507030533966968943503867418146069127982343725866336965539329217900118741787926325422091502386574089148678298886114673474667006731056336444749964634568556488490853660766688763324498596362684485776026298420741975964133287584263949783818821101799424792006540525382068447097774653487599320983729794373898721060694262569596937"},"decimal":false,"detail":2}}'