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 #1100000009042394569 556 digits created 2026-08-03

Value

3698613543153535724157287971475152352514387051735271788403721982140613440613210148465557749093429780117011208774366554894566078839485328734692183358168988510284874998844925613116522207649891715106140937853349225570691888299188560195029162528895444092126813839448258149105906448183455723407315494477474641401850660854388261229199308445648973825036724153883741327722959645195479886426273123273245766368789921117059301961089434065746627580550160349985658627763192855533928759513522232966380263188549158751792354692938831164399847896098237858510710525482634629
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 1,319-digit prime (109 intermediate primes).

Certified number1,319-digit prime
Certificatedownload
Certificate chainshow step 66 of 109

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009042394569 --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":1100000009042394569},"decimal":true,"detail":2}}'