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.
Numbers below 300 digits are proved directly by the background prover - this one will be marked proven prime automatically, usually within moments. Reload to check.
From the command linefdb · curl
fdb
fdb number '1039228682774177005859769608144161576514451750421655677546818375249989999254062316187653649116928849948684328680970084955307909133002023734918660726069108705876474082555943245225854304082718635107562547713614438609503754196037416456712143213900894904169187151563011628900652907237' --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":"1039228682774177005859769608144161576514451750421655677546818375249989999254062316187653649116928849948684328680970084955307909133002023734918660726069108705876474082555943245225854304082718635107562547713614438609503754196037416456712143213900894904169187151563011628900652907237"},"decimal":false,"detail":2}}'