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 #1100000009075740567 976 digits created 2026-08-11

Value

8338190339943640321118779128597478903943601147302137243738823396816553837960191488928409503408906415536753009617101801887606711324454145921446533723490959632706976883700002154263402923695234825769349438805504193217080890484236213233460112717270294202597820831773788189903178060504119518458036802789956683868813363146781336654758191657691014605640425980960444861595012272905059041768245633283809099698524123252947015006977132676342094961894767591574061054600127697677340004364324999670717793844204847082589952741636126905897310737159869492649993206441166387434097278364088960729823987075487981456606792101451688258400101102907707787436052136804549297718539175769927470567915551681860972134280026663335286552172133992658290440684550698576075434725298207385977797575825289323804771878451825079427081133024433290478184549955000119921356122588464614164184924075248575003534167362744891312188322439761352254929323263181779109184683010833677492984447669857685648578210643617168031059
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 91 of the certificate chain of a 2,131-digit prime (159 intermediate primes).

Certified number2,131-digit prime
Certificatedownload
Certificate chainshow step 91 of 159

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075740567 --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":1100000009075740567},"decimal":true,"detail":2}}'