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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 #1100000009043272059 1,195 digits created 2026-08-03

Value

1299014440352798112681179058325148216679636324306296556010283078930959905182554044290187669220587783770262079168383777771971030876492936892182152768056278506927588113004984766384926322765855990755488566607192663913934092350922333484824050107210620984074998498009748243468766328707386155613769128333067191577449867748554259971252877447315413733892585075388221678094119514284137820600327288306190411710915375503799374132051868327979477712696758935438937760930915014941194170107089872451591286653356892586728036081855505244324637795877460132704355108756392213675508940511414005964011518567614707762587331562185419285414577492117133833859790216447693266692183085458044329828266213076167761224862990599696992735871036157928625312379779644418312611468497218551087018927458269924294495529026560869430362437271552029619272088016947349010953344322352689363201366854392981151180573479317116324744742422592825019239206855100295172885316684033743765914353938916380851263740790460707825999305107237525828993649558407947124860174515805423675141523868455210327386434191147310908270919640458372038686754647327476935054404250664338267331310781493009949156887183937888603526014246226264388185124513487621090008491
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 1,354-digit prime (118 intermediate primes).

Certified number1,354-digit prime
Certificatedownload
Certificate chainshow step 17 of 118

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043272059 --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":1100000009043272059},"decimal":true,"detail":2}}'