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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 #1100000009120646083 2,299 digits created 2026-08-29

Value

3850853255768489286226824026042429965417689348668368059189621401845729036957289388927651193779421995674311907418007228746742716508488686366936554856470611780447871208067759577263821315288308036225524952623051874351591445474380268427603011716000279703072595312764266840838842122944650386505402344767085184775806106316053008517021609445615537824450401554002541437237394627650418173488950509821590374485609129670825671121670720420245956813325757326995920227535637226054074132548991384665363234354854024280642226824489392249875736825718010654744409896133728231421392652244301888190434503095320279904328572321453418014884772922836026540032759745593953466728682732138705115204665122429843821764119264729959259601161702680257320649312782741719263064485916094200261681066170496433709733189677039443024818823373584867113480062755297822769171332899673537064408207070569823716133513084347451333096770224771876052141827516974416451503148370822481835162172309926985107333196243341891314091545575326368008276408681280093133066562797774443487038420575594953077727263771093822738996255565175146207444665119224561904078902865850787173849818836789040752817784412126698242252151775663438043627028762549319665279301736263073975612651674283357535920803068786563949487087683889262053334819445031703375535803307639673562246321834338743047245726670128706998320948597096358279967618987439102565746067018165976173646047029586495997811479588572596903688107504451433963872031362444081220257338332595328613190785355630001905097345900340437755200794415931996032893459232772535098990724362477958122024454602490043185842681255747201489885480937490211427821153372983726894216283442727481131869311148506890650544277892854944349730194211626075550845907281946536927793203891178366928819356692127273764232410959697527403892055644988690166142080960817258616549020539655322606723147654461218129418627095716874590462584335086443661943625438468208934089996229076964252237276462652030838757904982576394813137574081138113716099909490424351476911977707106676051588313645288394062396370064058313090696795562154998461153844055059993305099432968740093462070747161017567972695782758666600227124971148511902510019703530609741480882935346175976449670176347047803340386335581320040441294404792777769234969925334737175869472416489684927288398856193813
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 3,154-digit prime (321 intermediate primes).

Certified number3,154-digit prime
Certificatedownload
Certificate chainshow step 83 of 321

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009120646083 --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":1100000009120646083},"decimal":true,"detail":2}}'