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 #1100000000782470644 1,128 digits created before Nov 2018

Value

764727638257053765042870082018136209725829951044742176850378439050411839868603554793967379408259552505212057012022831863908592541145573053942813122961375844149362938944648544277536165570165488144551735675861286264866131250426081241963606412850261262491011499757142781758519587360979112928735333678738096338668231705915082015330975591231878148170195560941919183066885905123644489170440303651644138647773465460734887486217021368286167919434186768432576909631507018136073036641621545609949385030747923097404720821204915266993751608256503048874791077812551507117341910847348184449775120486668907113793114601589516341959095239176129832410341368389093471489201136933345359671427186635362182144322583569529267458155560749228613616132006459925514179327632213324600489562545783182078375906206398785591270958589949265761134978056163478466329468850611886887152360703350576637011066083583681698571504304564375037623396658365973809113883661554150961464685164033446696671346861549982670595500672859663806091657021373923253827308678032910366409418782797930057526457879440491174347934861572025501876058310915229691713661126910169100896878675981
term (705^397-1)/704
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Is factor of

Primality

N-1 primality proofproven prime

Proven by a Pocklington (N-1) test, base 2.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000000782470644 --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":1100000000782470644},"decimal":true,"detail":2}}'