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 #1100000009091290230 1,421 digits created 2026-08-18

Value

25485903706655684602905984710514728991712720977224368522213351566130993703126548126950872045854087401015894317480013781457672234357336045084261847731226741845989252485652602926882007934640840735085728801366465026877856901707189889832659472309366841156629081715789510871947649206939192020819020777898000481829878818700381111875843165973386598401738647798205136732259717640462961727066132528674638708770764252185594924675014486631795922465295601087345063074619733530061912120340918652993367785733612366667980446998349068513528598373337356403387116593757162765947149968272009756729247761943303211960696579934266797996378695987643040268587784852558710426775293986259428808981420480456495516297405971027406273294603514191958079074732118667780987382231728529642010546280590207726622023135301323470938085833565766085918051433723469934243989511099611776647552595984733914359626127112119725305769642690588038949724820846474461548460647873548384529024540792061588178484521939133265506352102297750418226457034134873203477484840454048273695506096772570461783138639700091142812121887569430697218861929783196517656364596504950253399010179717532424624147192836235354580618124255505391171205295245032474912610680568161365737164542858581213582998294665982248146860061004270094779241823348790092514591105477787156616367935627162893975876562064683833941931807136478541424662409513856100352264366988607291870884737064611913575216046769642077
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 43 of the certificate chain of a 2,095-digit prime (129 intermediate primes).

Certified number2,095-digit prime
Certificatedownload
Certificate chainshow step 43 of 129

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009091290230 --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":1100000009091290230},"decimal":true,"detail":2}}'