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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 #1100000004856846618 2,246 digits created 2023-10-24

Value

38666350012189837253584656224030370085767465478804862507590114313733482800153573811788493403522582614254343598939816007297833449814975569058314248594211026716335531392138459771237032920055306664013450886669984047744978463854312357876219284787679086044066213806609128400088757585363494980750595093067925066408460857151934518791627784337329757836879915076469596963136815493204635373318898495776426859292041358401975774825503604707156854530126152588886308746499181759333929882018003290240012761204514069839839644706353858993532042124750614896402270818469868500026155988764302262902471501667652302054828566542254206948510610586745797337251095460650122391569104592781470765901476453513275867820591602318132690607469472730993247584648774978467598548073552464226133330273947546597028611556865321796927443679559484268711613038487014401267881171850446683173957953939435531587090830314079697232220876002392010023779026402891261441432688826638028439435519696214849416704060672983740942162516327253007105615533151597576823335887239635566237819654598659195786852762488435773297992935741146738362505313962468285602332698059092404568487085553972067070129957378194741103069996419523657527842391900601096560216880338063619752450222454945935300923808400492426294353246053739464934929862598998112150079811919169015737648720493078333945409973618240540879725671218508297785199045263232295574456190530927701510192135569709006123800773873783186924655012612876572371295814102658066366751718364009119216908640384754070717450382075825710005382096696446664298620450549573252098766454567628244889525184401754193330819059421254778244387609768158230798104165354246966788808306523422236130632931903406073811419217489388512533940713228739929179702137824535180078343565376716530584973212928666377415956047062626346313579870385547400259076116021715470572930861153587745223058298823003301239859194430893392690260819250938286831909672682570476319188103645505768537525112737327580376975039672207573021963429416856700931353615795098213567928458229974141857564465978098287459851594204031012525433357363190607525831538898104421611383245987370525307873387266684656800709768249310237756536317190448267461585581428930399926928304349107684277992353606516389159773772513107705765365840152971
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 2,995-digit prime (317 intermediate primes).

Certified number2,995-digit prime
Certificatedownload
Certificate chainshow step 75 of 317

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004856846618 --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":1100000004856846618},"decimal":true,"detail":2}}'