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 '162402098938112132031126904256031719893554190711179061702963309082665555540939326400609970900798730532013151095605087289856210645846691630266515889820351575739599829602274560674343905453177798303401933856433152520527028901839275200894685702892196565165787332809760965627867265116914714089784426943075594278820950665598767981623128790781421994890984509344580936644039413506704984918017756906610617128152592276872634125153869213990321061974743315311638940981461149858619104236990388897788258253790182465912061891189631531687562282989608051647399124011117404234010592058300102232672346127204209541376148891889152231457558016351526073073338291782109626370331985443614490477127334950928947098048902852557957269311051740860526735145483806634556808831870435772566422373470876660536998984199619937607978587226536069943391323293969623518855819623698514737634532463531809638862687540569133061765725105484684156333778926411416078784404174009104828861898058683604235982899826665697497170794346379238018382067966783580955300887212406302944631277458789954407356749312446978838906436720461480276689900085400978547646651738916698504697387764739076206382743614121205941815682631994162055351546935803824093346884424653956333802896575701133723604652709391089699776999577111889580261670414097387154253021732487999064867586981267599221935178337938321694585641946106916791753200105540640813805370426520762994851716905250427582267295157946841681080811355183674754684402950035004005084951883058743724106460913472299575725584211764837696884942408555598157328110375135868075042495851101856176729743925630023607913019081443411895114558596397217303943467541842999885089365205404113221520928537233708813372365942442674862449602987040953430409009053128499960519068150926995041959022873619221915985175199385340766771198456339005488728833536720317173686850295769101508464983405146450653509316256642542087683' --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":"162402098938112132031126904256031719893554190711179061702963309082665555540939326400609970900798730532013151095605087289856210645846691630266515889820351575739599829602274560674343905453177798303401933856433152520527028901839275200894685702892196565165787332809760965627867265116914714089784426943075594278820950665598767981623128790781421994890984509344580936644039413506704984918017756906610617128152592276872634125153869213990321061974743315311638940981461149858619104236990388897788258253790182465912061891189631531687562282989608051647399124011117404234010592058300102232672346127204209541376148891889152231457558016351526073073338291782109626370331985443614490477127334950928947098048902852557957269311051740860526735145483806634556808831870435772566422373470876660536998984199619937607978587226536069943391323293969623518855819623698514737634532463531809638862687540569133061765725105484684156333778926411416078784404174009104828861898058683604235982899826665697497170794346379238018382067966783580955300887212406302944631277458789954407356749312446978838906436720461480276689900085400978547646651738916698504697387764739076206382743614121205941815682631994162055351546935803824093346884424653956333802896575701133723604652709391089699776999577111889580261670414097387154253021732487999064867586981267599221935178337938321694585641946106916791753200105540640813805370426520762994851716905250427582267295157946841681080811355183674754684402950035004005084951883058743724106460913472299575725584211764837696884942408555598157328110375135868075042495851101856176729743925630023607913019081443411895114558596397217303943467541842999885089365205404113221520928537233708813372365942442674862449602987040953430409009053128499960519068150926995041959022873619221915985175199385340766771198456339005488728833536720317173686850295769101508464983405146450653509316256642542087683"},"decimal":false,"detail":2}}'