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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 #1100000004912718585 1,080 digits created 2023-10-25

Value

373913878329874235292515895309186465110319022190698787815500163043949111122234636251351894026282732458078308831242351926324427692011446632861567092541878030286004369092651076633503295017221638687815128843417867798668703778150477910484571077690989791582343170953911319096992650283477911752530746835277800753783361914866934234219200641474853902941470579825273395830338118585453250410531398985936595440996877562601426216541190069333004075471358342025162400752527627018466516606858765959080539340416515218460611002107465483580078400163107224288509170290984221801878869393021637321547885138056822902606599353449103890516175450312508812071919553642498227789704616583713513883746739843445414474629464243094476531145461774914175693801135822452677529760039944719245543600442992712692162566218326739223006005128595128385568247896506403898219450333432778391865268245182039197111293704849537837781012933651905884792264381753073459755880190845635602717890763446899059264261425917025901109850999324836834318125479025337348598614667264885824255237702364442666422605693519019406752118671557735321
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 92 of the certificate chain of a 1,996-digit prime (217 intermediate primes).

Certified number1,996-digit prime
Certificatedownload
Certificate chainshow step 92 of 217

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004912718585 --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":1100000004912718585},"decimal":true,"detail":2}}'