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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 #1100000004945123816 1,070 digits created 2023-10-25

Value

61476509279465514187708046329975045346917071501415200755618156006925431653721185186622987751131625433692443469349459865598425232972696750349181432870696446754237347275061198837745887878058504278835948686758698582506883575144419409167601021781786327146193023184557939796427243623812324776857257523314500099797498503824695875882011121883118579431957364473273347958829528017117030589402547416553314542635312382491613834954654946612680457737412562281416200104755688951118116047270241480958708717486795352070834534239005525920091448535014821547817067210962448721496533944879164816019250364554371758859074119873542359144564124316327000717517769166237882022639403538558963423676357889457193047593272637145437713180552688764404889280736814599017681973980876440379517956713894666581885665398375443440364475303857115690541439441660863255735690147390666957766862827167300213886160204891330739876423343260652650441404524139076808869963212765825404884466966625691296681359565287475876722359995183231280084554148783767416545255804924508708542763858911968168889197689328237347507123391
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 70 of the certificate chain of a 1,575-digit prime (218 intermediate primes).

Certified number1,575-digit prime
Certificatedownload
Certificate chainshow step 70 of 218

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004945123816 --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":1100000004945123816},"decimal":true,"detail":2}}'