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 #1100000009048452461 684 digits created 2026-08-05

Value

866420107647492060061584985964070329646617363025381819829431656443829690437838237768513663525764249512551544773586752859877551206110646107072867471445034748227846715938108938590388874533205282696149212439332868048690967823241398400369123047814811339962983517816595363570752601867438380011800743385171030155187801737681031729305477351430005572836646239289092010436595562685356187166984381343049325435761429015677975817120308992688036531704348762931605471905053958885963444224973655380999616737615941823085382739393084012187359433672280794534813727765855701634606165948719508334318718160183883619308778872390210969203919961122085222156359014158985719029725576876407892685407754959211521
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 1,491-digit prime (116 intermediate primes).

Certified number1,491-digit prime
Certificatedownload
Certificate chainshow step 66 of 116

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048452461 --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":1100000009048452461},"decimal":true,"detail":2}}'