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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 #1100000009058252946 2,025 digits created 2026-08-09

Value

282571599452938315198330679684487846138158189206825038817856509401049426968310165794280381208095928690296069281240450218951756975308909583932921298481488059325204117579081485941983635414949815651395815147319738058275587804732511730775503234127547145553342566067000110956584218875920519863373858869688813739141170658455840244842282397380562673074322858856416354053642228536556029610532928979612680856716720856910083021948183321519742194703879050891611428358161312321148042454735144914094464729203865102537124799088227393507238253363945846540772079255031434332185216486810143668818214378751538032400195922923936339628130778310874459806139114568808819961321366891949922306946482697440700204927097648966488532499436316285528928613577449636211219680595598955928319736646106898441765221442913293469494678448352774466725542368489574686281437720650469196553630452095526621270099783809988181995587099451741615927633522163876593627093983681706844658793217281129780666586525088573947192533150468035973631851612470789344917128449017205132836971396728852764845218609712280778080798999125439458357494255702814466381886838428046644440883079189126418840388963262471995743263767244345954080801555147491721757412245734552994337217735636034538046223906102878140998912706761554667231342450640221948393090665097634506508155180983917234088565310282974357720940226472628380521009718470574119895831981435015527997444417890152407435653737612490167686919792180456890499699494322711718775545445532293076850839739675993428114947285659456669107341006099068910895004793694657181689622067670062323145983135575934608089015449184570948226307527446147967687852977760575207790292534971257494417141580452764124646564051690058575471812352040612467728083183112395317747602920394401803178997887510018851447663708956824381242999516468011061018142910685622799384718062352696245591672946325436208522003009909052606471986972450644967637192574278985021925992450650954360695414516220581358105695740311293223244988856928022131638356556095466220881777788157453434309393853
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 26 of the certificate chain of a 2,362-digit prime (175 intermediate primes).

Certified number2,362-digit prime
Certificatedownload
Certificate chainshow step 26 of 175

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058252946 --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":1100000009058252946},"decimal":true,"detail":2}}'