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 #1100000009019236553 418 digits created 2026-07-29

Value

2527549387884061201734970112547116449695107439744413546496491542922717662019891024966548724920850909093049321152785368648399865540082234671203681059543758802723151739025720227542579234185221549190258127388302674948672004609080035403651253952578401169376710462828766744758379803201398537390819766756455629002343461604595290345941389969591454935066528599570464035700793489405942855539337218103327975751884725294497769923
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 63 of the certificate chain of a 1,090-digit prime (99 intermediate primes).

Certified number1,090-digit prime
Certificatedownload
Certificate chainshow step 63 of 99

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019236553 --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":1100000009019236553},"decimal":true,"detail":2}}'