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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 #1100000009068980703 2,118 digits created 2026-08-10

Value

105280337940070476497927764184434083715253016824821636207973297161485202611563091072726841770602139494774089671008052691944758617516388539375583343760885109275621182916339865383505282318760130065210532720653542721350835209647790820883761373532506995040837436253911971188445869029852274764189207683305564861992506696415776639436917347911942741386060627883801855295723886923620166588086569828668372313076381238218639871468882222486182361987272653698311983959823344711228460305885604813468463474617454355403300586228403275792476051145831618393697977101144995526298387430453389974754325331631059260998071594419716096019639787731610298496591471368322359101993679165783802681441916070685472944855576436908617891254730259762546272274356251478248108005918250765148380425222747197300938637212236144751451745082757229997172286346994497964943166749529862576342164993521574359318637304377221857320720361234795699365897393422578784431983509433584185422957835749078895890024221959902000165888188059580310586342520995672735214418695993332935245232262178854608233578472986692822178336912112319678700642698936401367194677913224723729154144193294542329851343390075059758537473891123688695503042740451272400833485542227928966370669266339443901725542174467929588885915806132299539066938803798089090776202712371484839191926945599127426579690361912530142725401127368925944678765764158516252776263706701932855537609736161887424458646780952276390537637985531302127321830134443596933865152786005019663817801542557179474075093168850010386422598875196732070507368310061567483143179408879583247155756921068107618771878942808771332739480568496390602544155466026915755962002296349491697755814257415319439531368047787364630923291935028281804288758691766516012351913488391394575821009494183609187637867564628819334852087691234457151378105057149151721096514385727807660970542570139510517034539106264030928513818411625228761811872830901905336037815827641337732941633986149599400019936349918547358363699873546576504305113192408327941543067540136094946609201757409418035445590196633384834206842536183589208492450149158720562155283671082841931766794843639
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 35 of the certificate chain of a 2,640-digit prime (196 intermediate primes).

Certified number2,640-digit prime
Certificatedownload
Certificate chainshow step 35 of 196

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009068980703 --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":1100000009068980703},"decimal":true,"detail":2}}'