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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 #1100000009127304057 2,890 digits created 2026-09-01

Value

2671465121285127798550254176069358774351734586051205959808721648841024427323680980895661920446817562726073495645388755227386929440814446539197902297419277352904402607710325130435377112267632924289934999498175880896796832016529528212254848991989935956364917709350246286956433068091671704627587206413685328666644444726889903454884484807122292635510700879933052865826375188934301000519007031262507538262930625123368785874505789237888164700463161572901793508271622953785104372851411932191875412594372268111913602860670076493593770778238520921941942864487536794619195914672301662375987778962103053148343149006267840750747642116656388282753155958010217624823185678908916165963682701560460902977382660203769630045195330760644173811117756847142273729704031159784929774002205321007811459553481824399695502897437707888311811665917124130090179248297061518578415430994049082216873128617540939064917505489339513425382314459907352813696379710260346276097903763570565601579023567184402556521445891846002679731508398850713818125961606324614567898213021508137137569276153769765152159651314348347586259382607042550512199988082399218724148851891590597257267890508066806624555201466220652158251452287247722697001493172836213366210460472212271064596234388934821251585423611451809835454885039183755351894994196135520670903878453456537989303995720372938462047663222866767588773966136630483738983760091552233389978525769942967407833758877881792332961914982324340429897816758786486079604836625427788420883296367058444120024168500174354466675086784418149349206656806111151326112634171742992869920791813214896883247621211296537034018976023382679081846920020463934098504973335632258209332032446932132008577044149793095337526287257058977319366979231327737704184956329894378937847859352195842455621088893570737592025099185480831254608223810881082587621139709119186621812849555421533292156571377500741831880972477346996026645040467505154021291593486508033127552461157555750038749089575402271849309215206781349925126423770610893559893766338257197803675533343545900522320804897524058981398866479933973773595409341174213003439481508792761736633949145427142738757346995125126725880158017304995471742072158858863783478720971795998804998685668655290022714045528283352002739159517420188877012432237093827973314593608850767370654119039864178683096227691935858168809280585241001180364717021262195628573485342140728274296848020555048091480475715951941160832363452611661235369195317781025582154182874434882585194084018306422538487020485803337745548892539181154496106789090413370429765991441464473602636388470444735389291695206468424091386245899748710680399577083623889282079026967189811330646027312946408956033980116603031117590503354509585308031687026162495491399444129302063306112463210821951988051487509919381042478534998770119129212958810299012146883705571816142142167604624221144272083484026874628714063566497871355465604345973
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 24 of the certificate chain of a 3,105-digit prime (328 intermediate primes).

Certified number3,105-digit prime
Certificatedownload
Certificate chainshow step 24 of 328

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009127304057 --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":1100000009127304057},"decimal":true,"detail":2}}'