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 '3086082037265822645810189892338032570673948147358317206394577938599931043131643758159427782354178839123377449890274231011209522572899235733018871296101857805286569900526903069886396798706966727786010676897824902403910298503326473003911935386208099851900488261845422056069432409687754286383205423346668028979094549302742097065297041408920998591035676206039462938918236731327007415709802842619902646439285978972174138184384987484368419153009355845106626044407574456132632098913911600553078413118395411877363823496441558828996221208850076128232812650474410515956242386445056685690114332353822160535077378287200827959995451371506438027065422345113068250549373989271167723089641921366219161583424620134211845094208436778514872544402515660228144395585264680840258246305309953959108418228546237507919387882676617152137438783998469699227045520625915491179349118294858244555994230785938754232801410614715474183710975571688327280469318109798118182715049196315713229465226591469326566937044981886865553814860463693621465648712365997666610791910707024212866380632429431698338371722500084616087612434910911661403103341295469144132640121605760853463398170632250079729665188993951448522971464087790766499413220837401276150882779289010900974666325917082305249031236741947585467052661638096329836813519' --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":"3086082037265822645810189892338032570673948147358317206394577938599931043131643758159427782354178839123377449890274231011209522572899235733018871296101857805286569900526903069886396798706966727786010676897824902403910298503326473003911935386208099851900488261845422056069432409687754286383205423346668028979094549302742097065297041408920998591035676206039462938918236731327007415709802842619902646439285978972174138184384987484368419153009355845106626044407574456132632098913911600553078413118395411877363823496441558828996221208850076128232812650474410515956242386445056685690114332353822160535077378287200827959995451371506438027065422345113068250549373989271167723089641921366219161583424620134211845094208436778514872544402515660228144395585264680840258246305309953959108418228546237507919387882676617152137438783998469699227045520625915491179349118294858244555994230785938754232801410614715474183710975571688327280469318109798118182715049196315713229465226591469326566937044981886865553814860463693621465648712365997666610791910707024212866380632429431698338371722500084616087612434910911661403103341295469144132640121605760853463398170632250079729665188993951448522971464087790766499413220837401276150882779289010900974666325917082305249031236741947585467052661638096329836813519"},"decimal":false,"detail":2}}'