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 #1100000009055123844 1,386 digits created 2026-08-08

Value

173498661973120344266283717478059772668324148086562369341230463047914264478043960963435129326758622949980668453396395954552126200408591802762892498815857636631344889380548202480972454544416998450895401072263883484572219595941715176853133714205067967876058890305172084982669653506295252926039396672290272576764260004705856287285717634404207699675231195183921026001989648662471881193868911335900986726384238056074411707899475580671215984536507108883598463797379013709288017490093047455778639043950569851025912184168930054955589796132637193224930370930182860214022683030124031747039239727758813732228707100258091535119403158327076325962967383250434280553806525671427691533284607886178403148876113584680592115502557324225180817910936819851361630368692823020491348871409583843450277235875963218301346459581152029539572791666027910835381279122854540608310362301805819219384926842489953592256238620115754424629057815514001962841593385420659873342410373883253497622209017696262094097802221120666821010448252108311586304894156056516673429109124211512556606157048987687364323129527527856148593538765780743757118880561401545729937567788952946885945574155171374654888189528839353126290735453476592626914716311502902035881321127551283514397547476269093539891655740608324726439874037245091959707741818014214682896642775376757842320560690854773302945223613511094469361083600062088439175264188892207827
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 88 of the certificate chain of a 2,419-digit prime (185 intermediate primes).

Certified number2,419-digit prime
Certificatedownload
Certificate chainshow step 88 of 185

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055123844 --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":1100000009055123844},"decimal":true,"detail":2}}'