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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 #1100000009080540432 1,721 digits created 2026-08-13

Value

87303918622811852616029369425577686452749962006538322715373699713676522285186291881682042703655589399814455874675800083408669679951866125763452800766469032189460989300965442154801825871811258039237276197332933875007187061701629257110043077892397301225487282166872225685748420381655119498857462447025110579781570283127731970629656583071102321063830992562194129404846572090232959088684675008028301835024960167870894194320381977905557952784745663445810443962557074790460715648382701185234956553179430561768918666196752779667931671314055090742126790515870170713255475877877046725479009138789873685861678005809909754614260656247350339609219777263306390960807254503782140545596768166355728381868684355646446172735321045848930805638489959884504295595282584267729140474525012581313347882680819503309302209856022074854292153249938166714801682419579618878185708847409158901498696073695607792879519276560160746263506097637704772421585520851966023630676739993984840617220609835116098327384914352485399886988745532591634227293898483567462883195682661857526828997935345141186474940157233772256144220335847309614607784778206085840054299447765257110883857724351617787348031578973406404622492891011659820747623861064409719788033013893648860690987646613034202826114335267064547101290819450856413482954743003337677919887779017281346722719182901821037302256132240922152921440829308361682241486507009991909022267394686984708733159729235560510933508317208154617289668438735117336068590041627355146855291978539077802142417354150088862318462338851552581900806017206489804306515724984461377489355200766139140348149506975763453239708130275269885577548617608391155052375300669877877688723672607267554002484730934181743617426250777542169798159014311
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 94 of the certificate chain of a 2,967-digit prime (224 intermediate primes).

Certified number2,967-digit prime
Certificatedownload
Certificate chainshow step 94 of 224

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080540432 --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":1100000009080540432},"decimal":true,"detail":2}}'