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 #1100000009057487808 344 digits created 2026-08-08

Value

82577803709282945067570292437234847730421213818220898824193688282555249172264814178029649379526203717604515048889345083746808526477317970652308892424990642554962479000842413230183027296650155530725033228014977308852805757326465120850647081548235647937283367548337182756903095522777351764094571596981806168126905932381654832738025869144449245873
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 154 of the certificate chain of a 2,354-digit prime (176 intermediate primes).

Certified number2,354-digit prime
Certificatedownload
Certificate chainshow step 154 of 176

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057487808 --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":1100000009057487808},"decimal":true,"detail":2}}'