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 #1100000008672101221 470 digits created 2026-03-08

Value

11337557110460564098136712725669305443643567737119220586537943834097649924012412655039276358412988016682477211176305932871778547971370255468176506908040734224402190141543479135441762306703924185552641854080469856973213543682433007155618737612030126135142372309129060613226932835964516842399455255974984772217300411398855929388150243353636939024635970856533016168432193953211208387354396462675122602240538390760672670521556340710136498767611609190329223102688642605107901
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 44 of the certificate chain of a 1,172-digit prime (63 intermediate primes).

Certified number1,172-digit prime
Certificatedownload
Certificate chainshow step 44 of 63

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008672101221 --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":1100000008672101221},"decimal":true,"detail":2}}'