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 #1100000009112552567 2,435 digits created 2026-08-27

Value

18223714579714382429329013978751326472648875232249010346864765265306109490657403703379960295511524479920286265279004291969981811856787407966511959309047679139854232428886404747806281189793033230140660255625682324584623351713719755716729285965047116918432693515235859517726647042009705378766428001200221706695048484952112013013903774996582397691720773123183765899197488489459476046043862769084943214977313600004381580233117803377521305750864083202645383487842872856417837759407906292084873534617385282236582351858066048688867532122447323122771866155774491885512590835854715962356936580861192286205392416467915771646537064565834893769004629444365355659020088334418018258495445871733718520767919374793894735869058732298331321876486075890763574811941006652147564042264868970289512786690343449259707993031373854779230055272918184757152583991378254331624147552418070975378505053371627294075560512639564630276231934379631053208811215672746084557221001050061395275260449701061788017753872638173212585149951190544757572165009481770140969492840731513166405544267740292495620382323491524111065647442436369680018660350350271807511783993802569559179804684948795210082477154685555072958311574831262281724150052753533644043085735429339897961099071831141152289992461756406804426522472259396970231718596564329260295042599568231080541842866443254929395789298642677584787229656993417884190562192371670154361562424930021889962724525482479489030426834812138099612846324884885131366583164663296156486986399191507746552107133893345692812640797892954889263176267806729676969160258366976712481636945561753415710611129048506769728026984397206138432366357683416153462490076812467935600282521838600441859489779726312476393038786224187879156214314465082565710985691869470386161149332398961213850265974959204926834321972285113249686610638794827119598329830730218603303844334237383213895024370124118972734635383939201037847162368643512647484826348840316312095188667029706636913294858686781117504408747475229211761111012785181342144489698556884689765958856711962724340556866415535245185192994754257050345831207486782926207047961145482809862846976162234885755562188908919610898449990779124679748203866438750422761570240517846336651759645284276403038115590620696034842871439956702834137312991489611654688784078183740301331878161903241104322445766025899793189942629105642686828806803909623040079330088951004496750907451944463525195598848632833246294558414851194869548347
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 43 of the certificate chain of a 3,007-digit prime (215 intermediate primes).

Certified number3,007-digit prime
Certificatedownload
Certificate chainshow step 43 of 215

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009112552567 --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":1100000009112552567},"decimal":true,"detail":2}}'