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 #1100000004912873992 1,191 digits created 2023-10-25

Value

171921525949341456280705566666657069319732728231240733719934701942776922901747836158478252015225395159047687031021190637326251734525725412055217777035435656738773505649741008152372543846659971509637957630953983279430220092726615931135370033766665511744023311041904797371316608816945313407153412586387018024325580349411404443361221971494236982788437800360797762937063344756063701897091703503717550424763059732768052043214962996178014340916211272944581246368694214501640541496602102471959862735087003983370453656930364975445098342216090426078522074337502665190502952650434425711529508554077264014589650362826966989035187505376373020595258598475564984334480914838139019798737301601523686741447411637843762767241770651083234538468849272751002446361990042139942166407322293864209264605939764878237798813403907537175103415766350410033925589316334335029618489909140005540385964311581648098626986198276534353446361089433884079597947907442044194159755667605931000144646673867660422655756344382138021026328332563902182470762698452873361295850367264281481108601014911136443711352979028324091975751752761275344730583487382005776915251669115082842165816694301610524443656777930323416512872534627772590269
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 99 of the certificate chain of a 2,000-digit prime (266 intermediate primes).

Certified number2,000-digit prime
Certificatedownload
Certificate chainshow step 99 of 266

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004912873992 --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":1100000004912873992},"decimal":true,"detail":2}}'