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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 #1100000004947487813 1,108 digits created 2023-10-25

Value

7842069678512953452663326763352447847755930566603797602440088580966832415902026383675882155304177821264671546202140670426399353255870791737209764531513195582819091716755866164038214851518810081117645866086314583329233476010787450438671470395607541210888028316002459601315110141247075286174953010373368211800034218423164255485560387825205025317069650504091687491810614284549516383955622786941957750194845695188067655053481125872152867020227938275973547920374039157539809824386428063456083899271024887802151009961636325370011580529288304630334434365544691079880902988630325113817177625331886714651701576806733097350370307865217833727123153185862820693027768712218368863226177711874827696058478240889020070828333895105334637318329813895973802406946358447146743457189378434768417927727700818749642599386195111194915923557714510041718590367686011463242802638364580595570893496496882655664198943813842959083826801313797295690988694281780087264334997706449451615589085488246457151397050930532663068707379049706394749046968596340605324275461849685619947657660148960290482299403963205869109268950435808608839527000971
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 36 of the certificate chain of a 1,546-digit prime (107 intermediate primes).

Certified number1,546-digit prime
Certificatedownload
Certificate chainshow step 36 of 107

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004947487813 --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":1100000004947487813},"decimal":true,"detail":2}}'