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 #1100000009054175217 312 digits created 2026-08-07

Value

204901296848811032064819117216261539994672353445856447967077669536863194276025459724821395967096453017700965029211128331180711903966001812781791110956354946916133966143469595952113386730942285844732905709821522537265655457202217735345327018905226735050252473072284332418868244538991757795499134485404306112345547
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 101 of the certificate chain of a 1,620-digit prime (120 intermediate primes).

Certified number1,620-digit prime
Certificatedownload
Certificate chainshow step 101 of 120

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054175217 --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":1100000009054175217},"decimal":true,"detail":2}}'