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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 #1100000009061477491 1,490 digits created 2026-08-09

Value

14295685852818805612058175590925126763075003746546463415535303629862594485046748819665404951583348872033904849385890252484531138623780349711171526497777289763289138995370986618734154561061159237255760659132395141586843901007696183879761843239890335635389663204319096476441713726855861083008668544392867060433513631919703531792714585249576824109530515834966816220073978518427322298391198322923139088546611908365987032649934907705023278957018023479623759023543213313785761924767979971850350128972260866156991172480273762334057654369467299986963597924383100440878123768277700072792378483807369549422807592066663614367139653127031308463899697397010684231372491982146981844818199832327253104166278588403542750044749297923329066277528786422949534955939665282351190189281137117407320130910350892202415001779874138819088192438770581287620406588562248283299574646779073315538782228934653463533927439455137051389558962947015361125180280573200504551013891420258068644233467353187240340871995764148341038619134825443536410242776177508828128798686921127219914186152423362435294508389634551617354350230286823526047037406739966596415237125733929575142776114272207736612972353601511947348697399874520242924828288937389258451293386104045927557517467556909962000142979324623836787706885239796872394506270067958233768453247625866381502741316140351490455862096882720590505528746965326037219901036158395993342826187137259573206593559784367292308556878931898017446287125931180294264016121867683732559112209526307
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 18 of the certificate chain of a 1,686-digit prime (136 intermediate primes).

Certified number1,686-digit prime
Certificatedownload
Certificate chainshow step 18 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061477491 --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":1100000009061477491},"decimal":true,"detail":2}}'