factordbrpc · fdb
Sign in
>
?

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 #1100000009053517443 598 digits created 2026-08-07

Value

1956952121063571171357473818792301221641038506075174747823721552338287130903130022070410685559153255195896820271777860182159456692753836213040218388718653596304961691514657409631176493498452286825544336397054169702158264191772023327620107152104411999252191207028509452676920822246829301554827732016232576423679443436051350874050673631166494961516174940454960132338767772020780468820781624891327781242641858872808085349630174560254434044419302604670633623057472166616090820513187397943948651665277836076549095812826204995672842923476889635747633394624420716880720659275139557533818878501589089349827
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 1,604-digit prime (121 intermediate primes).

Certified number1,604-digit prime
Certificatedownload
Certificate chainshow step 80 of 121

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053517443 --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":1100000009053517443},"decimal":true,"detail":2}}'