factordbrpc · fdb
Sign in
>
?

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 #1100000009056643488 1,236 digits created 2026-08-08

Value

542360860605680845208791177598530494454106958493603702293433594579191517900782639052671407109860741169308646956343745524908477907483220891062859675617369388939558581236793180473742453619255916732601467929315920385966640073904840297772824810239975500031284121364900058962423923727187348153998614571958651820244313489032220989228133684884994758355442427502971388669979061313170257720632149532969102596784669771855873879175275386988600548987252339579508525863376978973405280703786744153239971859853248484030724274600728478748473405671438432499647239386314727953638425306859674472782752023708401726527199120917469759302826882227607470651730102567210462037745176190810584541606440987861497785538525010952871427006735839022678658462940368278633393966730646001099598739371441988032198554422981444251660699578195382917036528337502556510960079649455651779201694398048135308792586303462961626570480149827481256469991757094982130103420562653455208820527735092451463144685908074439126031702700988908318179341047980832669229987916598396536777090254464317216530180155629023093783953055974749707922539228330920724030466886583069337044781735226794217827450778437888444255079761988596326667240268343612758300520901935685343301499792199336892754594646191
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 106 of the certificate chain of a 2,536-digit prime (201 intermediate primes).

Certified number2,536-digit prime
Certificatedownload
Certificate chainshow step 106 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009056643488 --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":1100000009056643488},"decimal":true,"detail":2}}'