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 #1100000009074148919 1,208 digits created 2026-08-11

Value

21467854162718928308213276444555454179212698554425953975989243163951648735371813441704686335555857264515830094476511730676035186885149491637619735598099302018147862028585986149799105446600836344208484309477037091932809098860545446391155220122043141858784958840931513829620544869699357754983005219483596611373757136829867255374955784159589839721354449251372684800485391508810769898180883783119769714454469885055187293961993115795343625488555848383581805838533254377173319883066810765976370938536559851631285603506490187571825284964189069238660021010553725823957691132772524636707042865620247504202144375387389698406822510299556891134982742381583372427019368278447091656874622503541691343700988206142658379662563606213770772301362531751188117142472303545757897382541260874958470905929080916714288981826497962424129244629890223368569606686482361257404876982426839911582867635742890556085616320982202901462124904299637286101509929656248766418724197197284580156465634089972152934558752195681056248701602164726737876811561857194892090063948160471566627725711271367406288577451456569262874501692037264723674885588541223344975522893613061810378198961282332833927903471393607597446749172003535358062977530719399086543
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 73 of the certificate chain of a 2,124-digit prime (166 intermediate primes).

Certified number2,124-digit prime
Certificatedownload
Certificate chainshow step 73 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074148919 --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":1100000009074148919},"decimal":true,"detail":2}}'