factordbrpc · fdb
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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.

P · Proven prime
id #1100000009067938135 2,324 digits created 2026-08-10

Value

66243989962696438371951552681581965365337484489969875821727665263773462789126712023908244841765769138423143279985707410846092826167284997204063832407146490880359900460024160034115976650070403119057698240945087115137902172370745748758105594493518427787682502210745717461261602498499599524562222763754740253962416751430026946016464191716758628906396716307672117401401087544403576058061435208079784149304146721547169329994989496681188819087079761752137173409165918320466438090578676749553887427727369132082417974740212070551583084532611734991281077370171217746319964599801849885523398499822635885431501525591849972920394881231325939909818967118495090030766122012248853664569949465451681496435800250375181276968117571294959728251552574493144995623811659227399398747181180349325083311260383454541483735780149861209653856806854827652599585038844298358555643463109044441321603656132325311608291503065243610075502621139748515631073407430339821291104716260203015564754104348874450239657296919752343772723006481637016777795443871248328615555507801737896794509956712071606017028253278405637517939025794434140919867124222179634026967582867811687424464494432203923991562913956920389865296864185341273988842369838447855660068141383045861625167564909481433441634214438384037057650000877681819674724672522856535793026499905124736728947586926783670432478600727661177027256567594345485078953387867119413857724748874229018829405357344821533369483478778935725353370467601133652736594049079666595602557900643475186281477194138277514459034680665829695247824625452373151995491082176469431064363106667661539546978301034080279183148902949745753310442860653017216719925885166514868723668212751360156656503997888716300615790597515412995489015030687665642343673990823001080442187714132769077663746076101890782176163892614399172719926542397816283286871555141673899641526343023826084938741328796866046322785115685036068163198052736717775660691034844288717561634882190180518643694486397937951275550063632016598918361119096799695100487032822128119237379684365509933452764974203184709834557731659547686607973792044153878178857553915097390404496113611999570503490083277756927874774030380261523393998699363515158450824266547236927664389416467366871426973119511276710628520341778576069259857173834784006601570482358565980363055451393546084630595754684969440131
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 26 of the certificate chain of a 2,638-digit prime (209 intermediate primes).

Certified number2,638-digit prime
Certificatedownload
Certificate chainshow step 26 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067938135 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009067938135},"decimal":true,"detail":2}}'