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 #1100000009047329944 358 digits created 2026-08-05

Value

1172540081893229980420333995670706352913933345150694804010944064694601396039221985978167272266111816014156152768905609291481555728651688277307039146709447372865923467821194542073549743140583840351283287870071502875721506984279785824900284341055963792630726773565559348360247593099418463129734596005329979521547844714509225743514407237198296700371755046535881
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 1,453-digit prime (111 intermediate primes).

Certified number1,453-digit prime
Certificatedownload
Certificate chainshow step 86 of 111

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047329944 --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":1100000009047329944},"decimal":true,"detail":2}}'