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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 #1100000009063550851 1,547 digits created 2026-08-09

Value

73491235252183024727868245120186522417190927033465875091524216056323893847576226146190301029875724184833969234098022307456736835659709477614362509512671812789360120211393375060135587355724930753443792171704959261493741855325871557704485616435069552907810778681435037359477759895651484679486872213420086540124642543323967730581566005086500222424048950038987383700790501901916857706363094095618728504788539664263032801515711849504626286637057578119439110389152547580612447495501699495759623278004999982378235609992031976410279604832507533603201918812628864091122649124015672505999162041872325027454866779265072843757895119304537058553352826710438592016432201885184167886320169882037544348366114299381136301787367891936863243175570508052054143838703038396427895718614084184174088477443327818868652190407256348646790965593981113420601894386897211020002560558618074656084242782923130914935404979930985494472035440309860049894806517278478582099777847541663123716511319800438502932882730848801601077975906880206146438170363829833952797859417648015013849518032196844515106321871440783857852851575895711692191998525697825114967020167492147605992264647472231198518420032626943072532826996611470109245619842868824243907834948064485247142148328985918054859974093278697675434407586121958437053628772975240949319567449513465431058736624780399154691621590222473380051925993867021829244006232133117410847671555305180775053648065758643178998904487213659548021059525320645750013547586349672081897887426631915058218840766728745083357499788666276009927856062971842201
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 2,626-digit prime (196 intermediate primes).

Certified number2,626-digit prime
Certificatedownload
Certificate chainshow step 83 of 196

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063550851 --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":1100000009063550851},"decimal":true,"detail":2}}'