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 #1100000009122751802 383 digits created 2026-08-30

Value

38366772073744290479205997655140433598776291510065819413453661297687280748761448362087898397904659782268040267729507702497726391340672862925428292323832640194870846331786040473368566586663068698194531755302054359812872794948048220879472606028893438641950111676908938731566314364992830599869323089581972521537161008022830995328319325572699999899962324249407486185946662351299082540213
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 194 of the certificate chain of a 2,256-digit prime (240 intermediate primes).

Certified number2,256-digit prime
Certificatedownload
Certificate chainshow step 194 of 240

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009122751802 --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":1100000009122751802},"decimal":true,"detail":2}}'