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 #1100000009066335678 1,281 digits created 2026-08-10

Value

154185506439471258266297208362909821696551353802123836718636261511668350857736889543505472419132510468685736343018486740600621854566493497194009539737708933737906242080624292089482686165838967069080385698392335916389903485420606186534503825433887879379517749510488450781390515646547275827608027222353019316614019727608060726372787143825686194087376287947585654040371655210692894263510392638992022205674842191889456310369811548646621745562128952216702791686551776246211827847308276529441632215928452775324050960190370048740331021564428031567978623106352914626682622033989029567845623728000934011762203163838776602116161188536690804753302600271136231499668865235035021804043591848339658647384100893235465023600259814387369388101662631800469822385040275788185967101781267398723611896604045526894303925124541966933493612315151747756670396504084268791993999057240637153828708250053940709493080990200186603167041784723547252312662025208125785830551314888718368368606247956434241834861600862268151629024012688214591160031557098580881687789589630017343996728118562168704276189103180696889889715510696968215920813914548371015601264200950941676875646238641909007930061842689313316652023928902980865803805642343435471531888638549772564290468666675094912693249415684728628266097534164197581497
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 1,723-digit prime (140 intermediate primes).

Certified number1,723-digit prime
Certificatedownload
Certificate chainshow step 37 of 140

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066335678 --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":1100000009066335678},"decimal":true,"detail":2}}'