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 #1100000009028234382 354 digits created 2026-07-31

Value

338135383175621005459228066229383350636197598220540366808813943714244155655367098603384144738613513808890937152779965629557433177296945092540842665260792590587072090510816779022323144954440323583529549309029605916864256332832896714781615267027869460935441644067562744048132720975415864819396036749114833600120316063143699437811201188465975895657352306629
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 1,199-digit prime (99 intermediate primes).

Certified number1,199-digit prime
Certificatedownload
Certificate chainshow step 75 of 99

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028234382 --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":1100000009028234382},"decimal":true,"detail":2}}'