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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 #1100000009054174741 1,080 digits created 2026-08-07

Value

192815488735833925306377747237794148781635213564800439701484040574564059862065359886304230928541807723572069708161681590722113984677925678095276341098985108750578910791183174120653347096937646246950863927290238345008191833703536811617631091266173076168783801278592796534945002202239151374977162723446081317003992530337555752765399852372905991319782097872547885105516106456759416531408709961965854012620756321605083033140362926292263033222298556404127587572916508140041150220733797600230203387431492400159094931076072690666873455185926495025035255181518723006221024765757924606630288418808812064617187124383716104825277807582750854875724225947630478679092623742173106020349003724990051020314313057811332371763073766970157373169622691127893882029695840710264177942768083035074031053936756183381158328443997740160489799450418465892691153897873889687497918998949238969878403587354220677987333797823655022729617127878579253183026724881189503772658417246188834908485198870979496927229071901602721274692234571059289341598847294261793425149388495295040941379089625409159185214566547086811
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 1,620-digit prime (120 intermediate primes).

Certified number1,620-digit prime
Certificatedownload
Certificate chainshow step 39 of 120

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054174741 --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":1100000009054174741},"decimal":true,"detail":2}}'