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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 #1100000009131612092 2,277 digits created 2026-09-03

Value

544965064988831589703052481209775987449069964961783986012397916365108440513295411114972093979337019696165862499798069325956329583824333533858860541197709870688175731031633831512069774839345233327890766073870123603031449001632215908465920820495047713982695435555925914693870509003333870678053642222506109254746780566271937561183769627626932596834527086843486501897941877027436796773883815250964241196614483705731409564688220864556115495092822877011839912230113869522927691571155567523944566278012158875897224092156860489407392721559298780363078095742484051093417875033717282387532931565929061946223231016818470774399571558683033081198964189943026994029830389416557626815435889233478765042469479895252995825083378156861493907840966835323854457442817707165239000131504277628293745822816057326940030647782908012795414194332232934121779639965208534628838886897013648337918347771729799915398964366429155978056753833004287076705332731553711849919315774526391572152549878695613544681980499464142729528674109280734238805467617330865675554595632659157474148415116747074375197611788475663505623531788013919386659159807566071880924650801963036728433436323581045765885675980242350950908057745201541685600806946415684789181211385755747363961620898982481622010143772873293028975165228441255011837362079004003726719448306287237181163454737351060546879283059382926823429514833444635221947396536894505575371762713410311289960726352442359271715847468331759950615468073498305976802954688883087355721185634414511947642891337887716486350488088022952862318972044792823353145431032242297966401610884462563625091693156842964112741499405724169792070101415835478314522701156742796500084718993034202220240851934778684109858870128766342559974714753700159334751789584896837894246491921104914937246154882143321793393003238353987210183828889341127796392061525224378318348635641560287291797857904658996179700502203653434481854935356247938054781246289586428572554236337977105799565626808867615924725976650488460901377723516949646836992367322988181829406948362141589384278313752170442912806539367240458790224850591515905165777379995115637345659842941989729875184500715169802096568440991595287591941008510927424239475551642236952632894917291503002512435300460068155491071575976835920372950844289939469882374216859
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 3,162-digit prime (313 intermediate primes).

Certified number3,162-digit prime
Certificatedownload
Certificate chainshow step 86 of 313

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009131612092 --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":1100000009131612092},"decimal":true,"detail":2}}'