factordbrpc · fdb
Sign in
>
?

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 #1100000009048783605 862 digits created 2026-08-05

Value

3868556872283047623622456364146406691948649147090928605768710580640620389290872857646303748784012819593070397926876088067686089495671516412476858532669755574493163910509239350671557954948637907094744447520586971597818658101137810997448937274160424665540311326321403575658097137932007790921603500178939981622701840380513192941284308468426527714871315435363816614718968057740364444992714635763944666365286626375184013257083974246531856290559018139590102979049089415540094995233997987105614577192937903685319780179199064501309273438447213695910272381363172175334707411503518059009031204577701086657377885886219011045849391938594626388813555687073244285360411956917056030472202251982894997607068843408851979873209390407110385563970504955378828307939525797286856195838088896965294162690010174564956250681828237555926765365147957999627636372012704291083907777169412641
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 55 of the certificate chain of a 1,503-digit prime (115 intermediate primes).

Certified number1,503-digit prime
Certificatedownload
Certificate chainshow step 55 of 115

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048783605 --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":1100000009048783605},"decimal":true,"detail":2}}'