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 #1100000009067906460 2,609 digits created 2026-08-10

Value

12919618895232122572451229142983031015931247715394919698400677825270231369296046981211989211678642084062926224382514308649158733769089900950971397681167548569537493225784633972486276251762444045796748131182616042267696206493590945179094092315367180477965302041660473609280154661033111586772334430506182191914398121474143320231986444643119198506548681637805625943113517489011569154451918996052086140931413354183016988586539928724768726620809535256453231151648429314277423107537760142959485879855438830158849869678316959753341414894897199765171517470628040347217098012559162220274903976315376304050772319707250596739141426610476004993789092885359850856601319802065953091527302804945907856264805537396527849648241217038154066118087004704604159644080575249768528205032031089509742939121288944681188940328416910363043437634426608254016886822882267115876832263697058932450620493416430626539472674220358588066224470426335102153230223966064175335478945700409888693518085063125062888601992444747109822770950888661409226763277111881579656372795808449786521340455058972030217108393740829520666698232455784531393515578725287310823006112021261799422626019336552223835457323518805167791563271321447463077679295247427261664190451565604984293986999233165996867759848543907880875595384476210776143359912531230842788051036256682301706834788007215185515123106681331949171418917946032919233311028218207049921497930556773157051111793912356677883487718795969249095695180674258211766643654994862929857463323583509081457760412753199028500830185577381192757387682887742850857650038361017379755080832685539097870560092017836860983652114260793195967311951742832144299764192897539047615270820404077034505983607790642231358154837707993775354637035695422997850067605277366754703270537952301673122229020317038180516334843626073372415010657684448096959703193003199589881646201948375395441627159093986249666211800995008347401703842205150764543580316486235867298221025848380920694667976203601668548320869908654999200655097962975962006094129416078672406193678482689025434234402978342874408412235239929521753916047191580758248807860287696382626591481872606399713055779264109334411123369635352548099378123165835800445469847481787573784805093483394479429477197516450041086249317070040077287132300203401705264375656359565836437150763704129560414813780263082550652389385177819140200866313165600739810857559207209800304452603556991248687868163494728740663237088782275156999460946003937883848393849193488045655507376136788439721093682416134105618521932213437158044469162799982023040090430426063966872760604473770886332798739407080518182329559832591309
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 25 of the certificate chain of a 2,927-digit prime (222 intermediate primes).

Certified number2,927-digit prime
Certificatedownload
Certificate chainshow step 25 of 222

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067906460 --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":1100000009067906460},"decimal":true,"detail":2}}'