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 #1100000009079984007 970 digits created 2026-08-12

Value

8237292236741740797941453376901800308230057282778241587918469048548352676788091634127335637136078600363154207099645076735875034785759269176238421931077737862907660410492035961957840683003778073314179494316831902376479321538122102920348209817519068202293505748398466752204919966562401607327710053257397848027919541438039067436078086098919604483206606739754927898932748977577409635151002548338986768999593176323946193507975942209199221565871241568327020235679785342292000953248638227563125703932428363722092579636205872501479370572523796888730964663259886171184797005662855998285755339912570518142826204159132386628991074082467837131053747091918927048855849433108778782433397353420240449825830379388230131713945634630883664468195897560429322482408748725786231932802976836114130555661473392242216824102069448452904368130155260603537685920816858123996991127480192902363289688442564339196100929214888024007801214207460376368149607915755258729214193592747694400625552951856211
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 74 of the certificate chain of a 1,912-digit prime (150 intermediate primes).

Certified number1,912-digit prime
Certificatedownload
Certificate chainshow step 74 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079984007 --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":1100000009079984007},"decimal":true,"detail":2}}'