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 #1100000009050562351 1,325 digits created 2026-08-06

Value

28714777119664438859578473797282878238544530275870663191168826783976281451900308575445457374002803797022745230474303506953058058073761530669756045553518198896932980025397803530404355513228658504079012857547911088213438376897896865420036342282604797026891360492261166446954405647877557378817257995009752349389114816827833695155527850352557889506861195517736785283793960967466906057276592042205084589538593496250338214060204315693229248654386058693810715237240322466538693124672138717414087265401780478741300177600447059792015231260767558249968255469789678400954539836860730718752124150262260364519546543292700804191044932888856288908144496434765391196617306689209095765892721323728056238412670938111527359589107204488646796761026207893208684838848020539346949977780962680682175352689132072169573343376244874357962007570646504690777058572851878857285695686470570290749836398286186418446935365424478270862157630404146053551246499344742549400748234375326527292422956384287753147588934826576414845972383877085039047715158404836378598215687173758515969166189369218454056834021284450045110925406074004507775574769662153399315672952866254834332363193814984271914537371150309725716844907782695426010231300015238305044542228808864814943079513541194346377259462620007800046073600025434906940523868759490798993751697502217778890254014487
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 19 of the certificate chain of a 1,532-digit prime (127 intermediate primes).

Certified number1,532-digit prime
Certificatedownload
Certificate chainshow step 19 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050562351 --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":1100000009050562351},"decimal":true,"detail":2}}'