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 #1100000008946988022 2,490 digits created 2026-07-07

Value

126125974141172672880197197431986417506919053749382730368454411863166843626931233291160262020658378058505411221661710373679398042164324375086145497876370730495370398053458452941208776136388404949472919812221978217824027075343771050731053383245330229403875629623779441692765961522343191387698654115768230836552773331559808424164983240059179371708699959327551655420672893655065012573100981888797684582475029556771902071446684004769485217332505909308999401148893180044874373876197643495004205911066666323354517888847381232436047141732750555627631681745643837401487058825774183908138097750103660850155387661668151031343601751057536056479896866007228432868281534878577835245321500402689964646889650802320442910800762100104584779794021187185356903752637579553060746481062405139259430636414225836797163151304020743149092379631865750810512501049963653763945088085084531464720537446755585484491092597142828636064677419062861774384550067418054914592221407210883323138169743594965684118604934516411760218199242583625837105345633850807862423923621735326903869879028618536702909234958628705969215723910922546669464381687088622950618299982794281613101894625250236833525257313689503189457922056922182190523769784054975141830722455887862435573446602892248029972131108615903356438170224245097663970032577070194643540877502847519657001618517071151764879550956326143174311027050426099872915935082377305038130036064937483739545169109988821834524635106806674956593583114957765363421790083522255080537120299608701223500480871998872443172753066178162255968183999272223595195853191019698447205457590217999805609546934923542547404148726183805753728443340815645858067861299343467077348661065420113985423137786838114992464769475124765718634962886345113517163971254819590009591000716741761537050140846741057407275412684007724951333914426457774148711046477651449876572630698750668016204834399657570436430605080361475512360680378700665521618926046911138498591148981128558149173796080116573113507069799417883180364662297917345565405445473851242393453995454311488050004164051229305751923140057557489883543489960745139825475196999621299775310849955594928481926735766309010053486730011501680183128335422796457876703420354195910728968059528199321884729116399796618102357046051821400840207943233673218161908241573280932156969003547708641150377090098090310252453784206496337187008028337764117873460346797035430349449958183579363209144061300279142712279344028262421509856176553586487740511327162924008187914519633150951119443261
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 11 of the certificate chain of a 2,616-digit prime (190 intermediate primes).

Certified number2,616-digit prime
Certificatedownload
Certificate chainshow step 11 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008946988022 --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":1100000008946988022},"decimal":true,"detail":2}}'