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 #1100000009055124808 314 digits created 2026-08-08

Value

17541288282040568147468554404230511371908975614139927010155516670082010693759836354248669765809255673177372855215003649136978058847731633049713665380814938938189834111266926258611460796530845403315909760280109538469645184937803798633338670783190113468513218641428346333693499379142972552108837309036712808065963781
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 164 of the certificate chain of a 2,419-digit prime (185 intermediate primes).

Certified number2,419-digit prime
Certificatedownload
Certificate chainshow step 164 of 185

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055124808 --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":1100000009055124808},"decimal":true,"detail":2}}'