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 #1100000009018831784 878 digits created 2026-07-29

Value

12549712059305244863450299857389342870810814668157519481385574095314583015945096077200550385755778486661827532006594641578806009991214803407034857245240955440946823404740798784374143590733747755436944035263830498359053444059117248577036501375631043964072802420277129177095115064539593530062615913972067183023398183964753746537966561770310996607284329226838060679986254458030561393514073356760684758223699807616562997711508693680106536990258574442412945058319403290727366034310743738642126301597719840841236870808903655244881882685364843902523978607548601052105071474010860563880678727510478717075196478006209945612798913353830181926882806748704718168833747060743632981430139586555505159234733949186992404097177562552934684490534118674959273381748587585078825967986340296719273742684855338420665724250041106478157103817670688512212213472458157844411110679885268603832566706003453
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 1,032-digit prime (71 intermediate primes).

Certified number1,032-digit prime
Certificatedownload
Certificate chainshow step 14 of 71

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018831784 --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":1100000009018831784},"decimal":true,"detail":2}}'