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 #1100000008727412289 1,968 digits created 2026-04-05

Value

240301080506027131706172722115486602076004277036046981430854530137308528775763534037555361472018158305877883976163606240353605672533492788918983884581584149841259109998201098604407928007625133582140119920584287956400771101480919323677747626376530586923509505395325861229188251911220079451328495749356533963274426712865719852567512331198128473270765327005315021535917157174103721236011082721635535680589196460908209087786055367335554136995685987390909342123825943278969439204511373584297546290910072389320550694704116531499545193221208189671330827518783770420549324572357026276134761637362426223730350026592874882499714134532065541960909943740652468925366995146382494642160201730236253737594331370205362815209580179131095017086377458836432327004161918552377600559041073085415485535481754216949126642743653364047276236171575980851443352359655442209697922523674257995784138304428918889872527998097492779364388006428884240501198600519993503272723629776951189319757565428216766721168770894626744741575951121492011875812041726615258610278482282121609753291038706097620793508095409081503971863546433101159352668853816525223446403815558406780065982967478830916704601105174988395094282559763690633160890734988778063546041523319310482023210774871910190035048142034569231527362947451913315930432735578879644534887188026162509762272562303325881369170484161770446356062894110321784448795816008955585728521395686886316531649462159389454147831006674236822138434729941846530967389917269533595131885679494374318263399178825286247967589678701952550111056963225033794661367120096798743825318764970341954882630232789125909897203047652649488069693369039249370145656212698198345383068709311515618613393366723978028387998924554225632588141924092764698430315378563686409216540778038366771988796342896300828283743818835050650867159943208686389638514384627997192554309351081167563908222692655168030097033626016770877679842218349070853632257763037996985961589597159811514612034051837934790603107
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 85 of the certificate chain of a 2,772-digit prime (298 intermediate primes).

Certified number2,772-digit prime
Certificatedownload
Certificate chainshow step 85 of 298

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008727412289 --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":1100000008727412289},"decimal":true,"detail":2}}'