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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 #1100000004955581384 1,119 digits created 2023-10-26

Value

167957199317869101639859243211753941706503608994649005943182788472013815312789573510009786517947618217578209083159830317228625911091104123940279172639530125623887667116925655733879323692698436473080525993107058151548983977887365823528700416410496889024974467755820260461221294868017403251848442260006248917542593645758089911943910617806373813023809677669038388688679299494420515139840100222739040490511200157694645234883692549449821954038007475509616428641887648478397167710524307079464821098057902402814776032121457597461508414957785919590715664541048664415726390890299866577830690206401421691456485360737628328614415743317894656792172978875011842146502271314860732325606766416142314562021347720863756036808569361464355037783704617287881648231714610023007935748239468926027247675695951577819489660949948490849741472282440360339858535648972546989771853976184037286489952849943012589714045526907404974899175516842368981188640110550572489218053670481139598346230807349205251721459672931497812598786124894634734555394339825387531944991264767947949636732835798197784816719977263386489763396215690017741102521826381485151299
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 36 of the certificate chain of a 1,431-digit prime (166 intermediate primes).

Certified number1,431-digit prime
Certificatedownload
Certificate chainshow step 36 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004955581384 --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":1100000004955581384},"decimal":true,"detail":2}}'