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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 #1100000009055794128 1,732 digits created 2026-08-08

Value

5022322108502540862091953848300619802582178976341459999786635783672482001156279187391821667901996826025658626564492090771236112780808164750159555187029504727060298148621805143090781117109472561018884487705751616892125498751413115690080217171566385802677446119769603172693209998825875893765447256231367708844201641156797290151582945325557123161364227874818776786351562322056705997005470334870860384124651305115710697234922916424750580897642717849647513631076541504634088712160909283091239779935142621994174158536808603921605813805608970062592298043489512728185740525463627483032449481353158496109081437684709839151938284615444814695101619948881580622229940774958488463245201979481640762928489389242140062112935525461663504714094966752536188759785072010342886952976877188092248614714147212048422469134781257056887638541111752154724102380454167603872934394672715825089330213225791211790152132128477227332425399320031336187005387231900796582562402239410570338898571885243115865612043174010877445612114684928254605958277610653607769990091229055158759083853578757105436273176771172204195744709647674645458381241276316311615948369209307468264081098527266090122747983347889420096302892959856024741294920716481183256641326709307427523653600667249270725318864024641819101196236188718710612210651900900643460434477598921893537395468265425993870521777310596090179886525642943993774694432570901656779108814021690733912361997506600666165866369572993089490340023009850174442654039437614630919744140637955001559336985060608047894433579137683792857965206022952368454218188666812448681416151200200341750090001389221392607579941079573436127877267553212988494345433139025046015118556543815268336403391203626056040368813449110500450982960820416877298589
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 48 of the certificate chain of a 2,426-digit prime (184 intermediate primes).

Certified number2,426-digit prime
Certificatedownload
Certificate chainshow step 48 of 184

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055794128 --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":1100000009055794128},"decimal":true,"detail":2}}'