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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 #1100000009080307102 1,835 digits created 2026-08-13

Value

15713081549794504632695977232489766094309048585173299688841871439662470274921231843751587193010845668020582199883916466440718178259164820664117769241185991607048688038022716350004925140761848153514426342821141011194701378525105361548904389042895020902327020651017631201296632581728385448237682998078878937131058183291281482567600685832403917041813381566433541243914601905688272219575701464781382381240247260247091850352079346036208315558553444154962273584279555216193017807782792841419291084691717186980556693984704588516211855655746557498734180135086202340103681779849921113016171675733916484117624272396017616794463224178784911685857545514981585875949670244500549684323139034125270443850068433928569184023035386343261261072497417055891798234733293485916899858816307579180593820716477528171087271105625378091115877251209159330928684295249152104014979816988856957115921442180818765192339223265191941782573743186911439567489759292240859787703662903842986118544292613284007380701187112088905071664400454950844724447194708258558872745778940940922935606235691624484718003005022329634943206698489865775967976582056209589844079353652431003219786033652183514322023192863261041535003775950204044428582167078100342110109368137709930996784252605448219542986904943227379336117651491955037969165447831228066819285121185743766345706824014377671579839157390069791682331698338328180725955140161548273009572860056278517003769767824542775627553557814101030477070174443160302241592287825551873561115285185426941677969214427738446730652722724980640682365704224216626308063197213393314529659226718276693202399913049273945674652147317710146446463089295545371643355310160180258933816848050398230864547647618459817516595607901727854438079630272945437315678714466925265043625149889131179756147722154076545519544643081854878926278229216523581798705479836543061
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 2,059-digit prime (165 intermediate primes).

Certified number2,059-digit prime
Certificatedownload
Certificate chainshow step 21 of 165

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080307102 --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":1100000009080307102},"decimal":true,"detail":2}}'