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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 #1100000009082678503 1,598 digits created 2026-08-14

Value

82448620111087008612939567831686549724413629401763983645849705547733935475416035796224949680972202483625292808715315910201941140859848475178495909908580336455764527169646537919765194787574632956935139022517014502466841523243536394772496824597363849477844028787583455865147530876569708729917232943601246971225207233759497717419518469055666564508547569356205767516594217094801311696895346800685929829178442726991845940986972817237983612801671679382399451010656336038503395852189514919771184299886451865819446294739029823639998193976607899609769074730775148884450537141527696164068970547015007996573863027275452318387194595237851832101965880925634707025585281756732581545370733498233821791378607091753079476345553385891164888085541896857588276775680997819282808530023322940074840147996982288342430917280140167240491031307249097215798192256195296852403729902902178822613040522061061967049520709976999660524770209033521300788710382871182043297111414261994940507781974608898198019637383637622498634173346180483990548037106280851159691987804582989078083344808219412818930750353517585781997121832216192346458326542398855155644813031888843453833751566648250510611685695913061418281318902394628782838079368418461204292352071857453583349876063046540853282873077171180174953358665700535649789632832465295149295261412195956049751315121015195199266184809880679891162039685803298229320037092194544938028568374087889041126341189850020418242709241566394434525505110433228965519841886129348953359996040139880257584985036755029249209225986167472509830505906146254512992418895954352295349485198294984794872988903049701
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 22 of the certificate chain of a 1,880-digit prime (143 intermediate primes).

Certified number1,880-digit prime
Certificatedownload
Certificate chainshow step 22 of 143

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009082678503 --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":1100000009082678503},"decimal":true,"detail":2}}'