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 #1100000008680399925 1,479 digits created 2026-03-12

Value

564951692928553470347038617131546334414191198017702043541730271475579830914447848837707421960097119974648437287079146277221987757386436349195370152226656488867184842687664045124164635063517192865677302168652833865093666654101316774597915720486669858250814019423588555772247962052224802208169100321129912137287169194202733700421253381516532320719096530372475307207737789710517739409647465805836654464465652319650482094722693315770652578115794639714946146589389779876278598989716711048812111845456027165315883705386108465581640253799329372777161317271905082542670740043572476414605241054517318120822053555385575788000686628117331197583888641207701769062529928734758540177495071796584337428064010925901440153011774373415642888867659239258365184082408375030472991562544529444953915115390125582409181129083144917756539329224225068668781626771593753391487393619845289789001210769277001728888644023357590285515098639007652131246637074002592981158491728964482351058435720382339531402763906921756894880448786807685628063639000774802681466481622898202220524549707349674528835610714089958265859775260119509092930177296916372681626937431866024548425832423666361218755519123300338394346664810381842596195994612879224279076866978782585720590466242751686406588603227477933882316390866411993288806035417408749074590485700524523802252082288887150233813675313567688158069003468492565936039472077158592691160316304973770624265968020416581278740217767823980138327831100111737196524256728527679337047
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 55 of the certificate chain of a 2,029-digit prime (206 intermediate primes).

Certified number2,029-digit prime
Certificatedownload
Certificate chainshow step 55 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008680399925 --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":1100000008680399925},"decimal":true,"detail":2}}'