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 #1100000009008073654 3,007 digits created 2026-07-27

Value

9781277448958625798406989397828395398346041307948056106209873538140286097206998976612337654112609387793696069119710542972427664963822024646476528029693516613226115124503259250578447919894113310323387091973912441776027641972813896437901290234714162714900455696674046181625340549715694993658620305163879176150141749295937664246830639142569009552451427657512698036200141798978186135574082039060498415773784959211498551538332900024263912262155274575510703319025473294172253325607049965068435003744973103732419292150557684076686188999068736715054465580719436726920574129850441361025779043308726182756037482377873964155361315130138829485504487378610238492746353961521226049085406170825382484684396119019475683229785823424345856405689531104380197772712037228397143412202395171342443191847358596640025267059831337354068450205756150898037310352472980172010444516596949465087204819016626124887845368264250056518951370098180173367803404448643089318354471297431044127594549151804023325771399940734035646920696354501927387782287472446054619882505884292919216262174707719165981592649482695819535342977708084305378667160281342734194282965692143501320653247542045980607161507453309210606728879849435127082063153424923448159075381567814615411026849879949570245084129134297416378578313719961979426954413525205042828272641826532948662018730790627972466876002266282244442680249256048884473620296617499414241735858424141527653108570536238096407947747415982366677355436182213717283645677937715726318202085813709427802385653088486237325397419040199704226083127407483954132244595973437085215319496392089781415075729866864783033867410941733502362546033488729150023869836573158022842774934764647976885989265044459946544528947527438351531584398283162749448299229498137745802817377213322340914526002955382498303757279004252126659038231702630982054043910890732455517235089112171750610746438263928302626345920536310988815527006810284398732680610067668840739392451273682989247454760079353843408442115315628066242280555432736050699648846558075560233837494002567919763388934609795019433880886237551193696274178624449065715341485283013568804732160015493555672489303099550353941305397947551313802877408308550955015330364527727020716046071820315275721402471480187216906340852640485165419220521633772143824294155447548556922530786284690835740207345068890640443420733846014895853400154419173966897080683742142659148497753207346865897098223823748820266055873889722168590674261817667250650235937995947285686851921179653937649801562459896434266828617589441349891531262794144883051947946587394966964266331478620574619289170876077395896492611439806734829836476685342603526800950074646552266414528748300483923404560186648316901560003738546632548552213113969367501134280049370125167936016493580045423510625658949044601133721645689284282946813664941137762521949571662576534534043927022185731066864395303968303339708818549052915081707168385484116345662564403267118753549343764292558884132104523998367378756445869932726389036388351677502828946061398473197
term 2521^884-884
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (3,007 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008073654 --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":1100000009008073654},"decimal":true,"detail":2}}'