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 #1100000009018505623 472 digits created 2026-07-29

Value

3215643575816376166530511618893785416615734637103663209438787710287052864733824488940143377216514045555753632565819143029359538898132537825112529649259255186843043329364212618366126751904009106430405116397996601219749717286455916695729122771594497062589420589915114381390014808994342671263400183085176493721200040752652377959919959692345974290443045128436484369212210607327995337400966259682870472104083523203695712978571142191921288649986097169603744225133391114170987329
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 1,025-digit prime (68 intermediate primes).

Certified number1,025-digit prime
Certificatedownload
Certificate chainshow step 39 of 68

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018505623 --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":1100000009018505623},"decimal":true,"detail":2}}'