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 #1100000009043400779 681 digits created 2026-08-03

Value

481216242676146375609504806659110082358548046364309624592930639467166787426623667780102609088869818030006790257053226644159450029155122674651704117875960803337749005634518036978571080693941019172746811407082604741760335324512054461812808034285003173392222464492896100079718297181335337277938549789639324977277739246066490905089021449548643547918874535808172979809047737364660122625581971286205400937435976641421491120650522221852813150713509336819274803013427114418511353160251384683481569464055724389989009229471989488118168516733036703183396631818500135833533934038046328079108957596488404037545122784952828361507575936585327498012911285569532219086810454033394975027532081152291
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 58 of the certificate chain of a 1,359-digit prime (108 intermediate primes).

Certified number1,359-digit prime
Certificatedownload
Certificate chainshow step 58 of 108

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043400779 --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":1100000009043400779},"decimal":true,"detail":2}}'