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 '113684519267414302638584935398895140402362247511240690021137974822818649940271910595453676652041984405809567717597632848734634512625818736465908343531113618555493352501202264929697844415314241337242985912002615467959694602544614417990588817554081795978566112212972712936513045836712151849066910751940307284597531439737905752084399563346103769817569899191965096796804423201848624846164340289496942599919476663137576511588590236590664583620499460956659887694060254670415825126933937603637577394502999622875056607288234397346475595946323899778666241601856842050196050557379798792817320872711380248646259259298131127692047242614520751531383805466502401791757322527345509470293849542979398793886056309382422182585997836576209839074848523952449533583327078196575606033608763601301239860011127551704667892812202364104342909931446511133219030768454451452814493876895183226180729834470853946026723870403343999829029419179444900572631167866620703584084409995790928872763275347560487322576008658452476028814238039106094516201748130627286584093599197036888663397706555689616723562937166881975771655951256671165482893603108653258312427607556803667868951680561667029354415329234686256981680058081' --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":"113684519267414302638584935398895140402362247511240690021137974822818649940271910595453676652041984405809567717597632848734634512625818736465908343531113618555493352501202264929697844415314241337242985912002615467959694602544614417990588817554081795978566112212972712936513045836712151849066910751940307284597531439737905752084399563346103769817569899191965096796804423201848624846164340289496942599919476663137576511588590236590664583620499460956659887694060254670415825126933937603637577394502999622875056607288234397346475595946323899778666241601856842050196050557379798792817320872711380248646259259298131127692047242614520751531383805466502401791757322527345509470293849542979398793886056309382422182585997836576209839074848523952449533583327078196575606033608763601301239860011127551704667892812202364104342909931446511133219030768454451452814493876895183226180729834470853946026723870403343999829029419179444900572631167866620703584084409995790928872763275347560487322576008658452476028814238039106094516201748130627286584093599197036888663397706555689616723562937166881975771655951256671165482893603108653258312427607556803667868951680561667029354415329234686256981680058081"},"decimal":false,"detail":2}}'