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 #1100000009057154792 608 digits created 2026-08-08

Value

31800516341194198022382140141402993254249485146811936262752679077456434861014665155682770963433667419254818991594709779199226162062281269006671209949914511557384521547336517169704848379813925862271205838090992158211477718660512784164396239779572142211185766745075857802753952945478303592889877396884710590219685567746038542778455058709175267337228900463431014416339650456340944551004971617921218731223113564730168375274648814812775762584341258229926289779742428044004782934936461725459092281985668208082435149945016084097840604206999440770254576921642334472007256550111558824648234545889617113521913820536731
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 90 of the certificate chain of a 1,664-digit prime (134 intermediate primes).

Certified number1,664-digit prime
Certificatedownload
Certificate chainshow step 90 of 134

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057154792 --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":1100000009057154792},"decimal":true,"detail":2}}'