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 #1100000009050519386 2,352 digits created 2026-08-06

Value

660250942164779910382835969851879926161792764921068088052987232771349905857876241938694429179851973879332091070614859413540916324122618977889367991645469194618214711347793018540876026960110805414180649176926241262666679864176434187567329794979541881211254502607361514358388360217329760776787968394170608552845428796457107840153307179888061513951997867295546807629218639525151174198591425429299792003699255825818089793338058956299239377530904537559877880119063653467966444703861831791597161914623675823476436773864060065860021098595785297566092128554392645591287152178734445814483999945984137097443744101557973375373792882533800438413094891344923331660526722256968272788463143248886307407531169320142926181907074251246845194017437160605276376196414036313690226161283901917883041705340424616177130796769420159423289375139157265127137412866062746088731884541927228896830641532705000813199349245072101307102019921082576436066108931959899202462289479795136522608245661227951610762927422698969030881358706096375698124282954307476355938468504210359844325321912841991115569082574052064981163712019604508492186253003644105017666131748206142896932283456649750056516044152994507167883872625588608211306201636283491230516293222700707852972631301493196038523193543293994927584477114602277215790934469736908874190044749208601965341196917704625100131292287293175872917929809854093220690203122804044228660998133779258118663516488757165628416219243782109642976722621742768906192619839231725761188411362730980782866467540066414414315037419530937051521998861040020685214285322255359431610312191842420399559762848381738912607688281080366141144103618322569874496327850611316759267260579872655250790850674789839337423897297701202028074937805911412504673703395535092466296920133900139141862599582242878261301272362305705321281772246350687532866558275801768150122697266195538671387946727414294387687734837644274055973780182658960855612673440708461803472172170471056324073896502496929999664986973286836269016705850887995166471237270770769025147528102296178695214209929606550355376416403344081063482330077749175641882738562265367891080045126317696793848331714459936204430143094166182017279788168897283937175196557915858679655006866719979534649828863246739896572957732354257889887594682652696487604460067626292637305740109734368608439450011735552561089650999222982004951577314479
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 2,695-digit prime (196 intermediate primes).

Certified number2,695-digit prime
Certificatedownload
Certificate chainshow step 27 of 196

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050519386 --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":1100000009050519386},"decimal":true,"detail":2}}'