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 '986022122960457383689284419260665153543498104456651231388774555874694322388793051426336082720119129126755762774877809916160881954904506135449956780627764989539707145176517439443301992996095130777286884798484713633405807933828447555450627199193993344835893509801152168206209526105127859859710332128532040924519432133023580690971768671986726907711926353302822280552129717517412827627462180907086544358334368045227986434134730023853168303736272767614671693003619384023354387622293486344325893731356265449169046960357075860702450051645575104526058524860209814166060289765995496861722342702650850848647131011998014562981849055506817946676807938536275455542856454933997948415513351753886743650729419246605104962997480246653484640968430090803583211050692659451387833337408770546963228185659890864056004874174090698245179574665951880411950236119367614039103853124263104570129351859485661221366406378894434710788314144227054713237409607872830616737632982480141204012475327086265105810297607648686231406678244754188219872441040888516925613195473177030875689124820019482701432441358999148462623221126638834666165808626423678445565078280291903139650303058090062376780956604190584578727361804550143193947326299914948504645299533024682120367218888817322416555534614803061944494525363245660897464384726307893504664036792613703774167204911056745356559561169204989104824999182644172246872234901409696352006289830603645350838958177516986978421607753046258100584757325299' --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":"986022122960457383689284419260665153543498104456651231388774555874694322388793051426336082720119129126755762774877809916160881954904506135449956780627764989539707145176517439443301992996095130777286884798484713633405807933828447555450627199193993344835893509801152168206209526105127859859710332128532040924519432133023580690971768671986726907711926353302822280552129717517412827627462180907086544358334368045227986434134730023853168303736272767614671693003619384023354387622293486344325893731356265449169046960357075860702450051645575104526058524860209814166060289765995496861722342702650850848647131011998014562981849055506817946676807938536275455542856454933997948415513351753886743650729419246605104962997480246653484640968430090803583211050692659451387833337408770546963228185659890864056004874174090698245179574665951880411950236119367614039103853124263104570129351859485661221366406378894434710788314144227054713237409607872830616737632982480141204012475327086265105810297607648686231406678244754188219872441040888516925613195473177030875689124820019482701432441358999148462623221126638834666165808626423678445565078280291903139650303058090062376780956604190584578727361804550143193947326299914948504645299533024682120367218888817322416555534614803061944494525363245660897464384726307893504664036792613703774167204911056745356559561169204989104824999182644172246872234901409696352006289830603645350838958177516986978421607753046258100584757325299"},"decimal":false,"detail":2}}'