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 #1100000009043549794 387 digits created 2026-08-03

Value

817282286641528999036040111330107276239426312174546110192016986961819043988215913271793122278863243706501421457289421127326842152824073486815715193898333006634528872190109755993318525324757997269053923490926336185259921287250247640114347128493597466150270886893825980117448207275032034414462928676407426229140633207260588651947946347025078680613786822814699487083294967220659964461387511
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 1,368-digit prime (120 intermediate primes).

Certified number1,368-digit prime
Certificatedownload
Certificate chainshow step 87 of 120

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043549794 --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":1100000009043549794},"decimal":true,"detail":2}}'