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 '8110422334942590813493432774265377797194739940889813399158588707304832907890709576957510872026087595971118616298628469431183913588616407039617616393714904958999045426363659905186677643013082416853134189568427415826557980755506838460054452126234144466317665258425422703635264364442368138317949524685094005581338325643898588373725189662050477720639276837575888045417447724279758328058648982435630629007180223361054058253192801758963323668387406682721569188126548990063972086122971280771206249045076023420205438193030213755990342659191479140302483302066043977200103449120981494119719' --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":"8110422334942590813493432774265377797194739940889813399158588707304832907890709576957510872026087595971118616298628469431183913588616407039617616393714904958999045426363659905186677643013082416853134189568427415826557980755506838460054452126234144466317665258425422703635264364442368138317949524685094005581338325643898588373725189662050477720639276837575888045417447724279758328058648982435630629007180223361054058253192801758963323668387406682721569188126548990063972086122971280771206249045076023420205438193030213755990342659191479140302483302066043977200103449120981494119719"},"decimal":false,"detail":2}}'