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 #1100000009054394798 721 digits created 2026-08-07

Value

3098732280975219883922382216889578751764179650564317221904647433119577826036010678721815831538032220800791256341138874082894482771838662936681400906512195263685155556976618271312964807341822085644155139745646776744049955931142695368142115065005196056248495807814340036743266704155792710221957530687904614897668256190498540876270036733220184817122707539935622200115865711078784440286649957259350386874532909466743742974872655265603173527804760983180604081577724758380595407288666380086737597803635032686639035379494618793484440792800621627780936003411773085480765789006572366212501919260329389375289101783330367174212006033963498518841031798311959625299923849463565903018168674237531654299589576929315262298508754047180389
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 1,625-digit prime (130 intermediate primes).

Certified number1,625-digit prime
Certificatedownload
Certificate chainshow step 72 of 130

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054394798 --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":1100000009054394798},"decimal":true,"detail":2}}'