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 #1100000009058890365 1,253 digits created 2026-08-09

Value

19400150479572672848036673956702645448938437029617810142647760952469872213592152725224323009108734332856946128015597431841204994496503778383520791208172518044764822507030695252941491148053507956196204196202533517603201406395067874563708795557839761793703322921784626086364139853885451186336692340650572474755196570165131655638666630093452575619305040032051414788350299661506758391741616150964359983712946809796529809291329358645861428336489099365139603107133121765996770801392307115330289957006583608050016496085305555664445583400552371052646755342100635489654304114883649227983201923589404401643403794693591699793126954098515221680515577754483576730199419831603396020930044268854182872420097309135514203108232590576842539358600535539156647516181231048125291240006310778889087658666982661148793515066236104433629453125224576707520849933896442114940267279290082701126896620001021164303688692685282070246341530826361114806782115043319630948002500078448141835878779801549468386220064075376479007937101286248279637721058996738215528595044300333654094978276182551627782963055653529112203398492612638744256619683122585603403603096465196323237829413719653953493992887324628640397584671224054026688243141496367315735022959672811582219647180100389585466512962999
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 84 of the certificate chain of a 2,260-digit prime (174 intermediate primes).

Certified number2,260-digit prime
Certificatedownload
Certificate chainshow step 84 of 174

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058890365 --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":1100000009058890365},"decimal":true,"detail":2}}'