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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 #1100000004881011692 1,662 digits created 2023-10-25

Value

128376969006804592483007557430258940100359900199693658788121930035073296851107949603729076655575151194749374657119917013681978465002814448686816174092064201558769252171516341407157428402671800718363123776263090293972683794233802330290345894431019490508407469225972309283669391138680019416206738799474120516364782843125932007175853623917439990933385090485877075405660268925749013050119810453491970791700480615718948719889123678810166732626192924630876734895500436685236682479953023011463103827360095519379296582939221490782964637748672862494315557899224032436664527080855232335822804237898149868962460318956775861567608620720269943585977446815797118371249693505659563621012491469526539221765561613464124251736132673394195248026713525793141962836423421765081869836147530471529711158586140163331181278660920823690292809769903088159314820667061371737724639194758102409795236682435673395609024803546936252035985390562537791227364174960005727010381618702395024675881403912459326634264796888662333524412710336750854533829191095963016967722997058724932940921480303098795444821424902694439363158457608109638231375584159987971401774089404433629400639247116234006584018256732496063540729301805282759346004539463554140359525156402610144998453763741277849259437782717981702876380855954501793179028455914127292356828280362836638647044689749356113224003427116935481384355420423033605715658892786651184978243398622808745047623731509431855934976990581429765786130576599413752184772129943991573705332687210644328646322358626975378351362646425523750188669666090226912202744193465999884562784426642748221951261496897090936228748281036720543512850941377096153616184016664076173919481
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 2,375-digit prime (270 intermediate primes).

Certified number2,375-digit prime
Certificatedownload
Certificate chainshow step 80 of 270

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004881011692 --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":1100000004881011692},"decimal":true,"detail":2}}'