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 #1100000009047545955 963 digits created 2026-08-05

Value

503781567356118864564480069440486158254205388689852848099052751679541215772498146459160829668242125519654054261848694134895026032873319918554032181254985374001732537789448669486476795010601770054647497292182591616906813966227999230014471047453336381693033125284681299170827572168752154869946243032821515345361296458980716706592765606579112110894883052559902086353451038436066466404926598979455381881246738144309783133768415693116853774617470904534230595899810715519629298452169997658832340608700812169444337962133585661711767510770372869437185408040034153840819854154536403885005776383965602188689007486103275013219252145549519170047378163843561975281034544858566942978622944690825643787726025166235488812480528655645072689599957367079931948460467429145545447035410069367589260523902859417607069889461632857944297712748425164019266393342839832680835204597793328587139183892556150174697389364626457837548091261963092148886238506829117521963580169083547031634350901
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 44 of the certificate chain of a 1,461-digit prime (122 intermediate primes).

Certified number1,461-digit prime
Certificatedownload
Certificate chainshow step 44 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047545955 --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":1100000009047545955},"decimal":true,"detail":2}}'