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 '102289636148316453134288243702253989683356867976944757663978926316286632434821825157091822153920470291275931413002324090343236963016071989911851734633492927985743801777670476893558153309636453864849217720058286526210005226938914358488676658363017546731023997355314473612913528316586327831840887718275706613555223487490223250262564553543644562563642962381469209908374445867421289777354409305145099981138416379302355007843628020109907381335974236553071906127333844854100642733190787288956365555834775643897382437062791818167803141471097534994519018795036500977408936000105549387508246236044677917818288035551814974536039551607237714106246106172298427664585125409309656273084241181258289429556918955270620447703967' --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":"102289636148316453134288243702253989683356867976944757663978926316286632434821825157091822153920470291275931413002324090343236963016071989911851734633492927985743801777670476893558153309636453864849217720058286526210005226938914358488676658363017546731023997355314473612913528316586327831840887718275706613555223487490223250262564553543644562563642962381469209908374445867421289777354409305145099981138416379302355007843628020109907381335974236553071906127333844854100642733190787288956365555834775643897382437062791818167803141471097534994519018795036500977408936000105549387508246236044677917818288035551814974536039551607237714106246106172298427664585125409309656273084241181258289429556918955270620447703967"},"decimal":false,"detail":2}}'