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 #1100000009036789558 972 digits created 2026-08-02

Value

136811974980852878546107807687791774650963889684373789207057486258669417746093483665742473234716098901568611991613353536010062625826850437972296049290348218364356179757963155159296018529323286263516855651781375554678918523215009664675155470331031824842100374296508422735606803010799065220904610409242834023794998339338456063899744486563059975521635692967833718028757211381289653962306500768622085464817810541860866553836605392818211372995581425955385466443821148197551970062667676642457412878298835271250034500903968680442761004850291358797734544720332224740820423811922988115842117485800827998588568860193274785120092944464976857959107092423088974299339327186021045692020922424227353436543909779835324602939063348845480369284707989297429928362516625708569156528475046447209855460864710662391778867695380864799847377244736724392032175290143479551026926888709519738080127865083483919212137650820574507771351725032020283918305494465493412928395660319351541673698817254565407
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 24 of the certificate chain of a 1,238-digit prime (97 intermediate primes).

Certified number1,238-digit prime
Certificatedownload
Certificate chainshow step 24 of 97

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036789558 --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":1100000009036789558},"decimal":true,"detail":2}}'