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 #1100000009023914174 1,141 digits created 2026-07-30

Value

4209019877288375222473263989636569053664542511746239428109538473118030966870683591022441709672894423307848820703939799645192412479284078533881674335955310194649159505666944070902769490701702439667387895841854322079666795769789792855905355254397940870804533397002208738952281763950269528298257173290562244902765245800139422418727236483871859577827966984210199010590851150757043784760744974956414262777975916835670784770140082887830925272696325685311820176929541415123813699173895992155201607463915020519802032949355138005585788724466087349110674917629029120576661754690580453565536566590432566012572029339160243634146834162545847820843748861432205491228468573569319932180711791679464390241593368931273286943137773864676674608542368475154658132956384389173630010434640328584388563025116317268253142513931128788384560712791891495386367541841921015834492467662368721371026330014336719229619833833971761540762762705399335367255480650641776987806867011320224367925282182867736507093002112447035183597188432856858092047416928280382122019888788003458241896195537968476908028578829073533165990419185434637826172318354995440148170178938105184905049221
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 1,184-digit prime (91 intermediate primes).

Certified number1,184-digit prime
Certificatedownload
Certificate chainshow step 4 of 91

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009023914174 --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":1100000009023914174},"decimal":true,"detail":2}}'