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 #1100000009028269238 860 digits created 2026-07-31

Value

43324545431240334928101256156822035589167230311038312113937381570234310990193717366365187334494679901572883436186990013979635094785811217174196772120363764185787868854475283508655628275389375475016737992872576468684518089476463548093462673691895558392206943164639835603035467786640174572262315228734066097174329800699315977175145460712572548147852695729690135876068974544224685812062806390325227978364130094764404779065056203115023323290596458727753110390199685614796364582269124707985813550458246358859237825640676815013727610722329019618757102496005784185074710360353383447728543824230764274032698767972422239665073032594910216809064233615569713811330052566346700605570625951860616351822729426805624101703417138335983608585041488730929744075262384051476354385665179396492247487458438925715807474738988620425631665882378532692348246851834756904746683823715801
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 29 of the certificate chain of a 1,200-digit prime (100 intermediate primes).

Certified number1,200-digit prime
Certificatedownload
Certificate chainshow step 29 of 100

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028269238 --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":1100000009028269238},"decimal":true,"detail":2}}'