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 #1100000009051207419 444 digits created 2026-08-06

Value

571919729158169169637673695118767607038133407311721531150772964525299583941315665175625412232796206047728145752778579235000415647651206869159287357146226273909071931023368573359116600689664312162038898373976064503395037038450140541799866296741241940005056048812504781725320444705194154378116021169283380560859429002355353681864202800653271668568833701919047370633785099655847473188059808861228490353002896776976227573156591015639001543590706821
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 97 of the certificate chain of a 1,556-digit prime (132 intermediate primes).

Certified number1,556-digit prime
Certificatedownload
Certificate chainshow step 97 of 132

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051207419 --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":1100000009051207419},"decimal":true,"detail":2}}'