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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 #1100000009071047546 2,450 digits created 2026-08-10

Value

53484275862750264468765057965468635956675278260025474164918571495684758952567771536131026817254471450828920946579395465256104233191191220933292823570267867837504046904755070176312882637419730893347877879188107966690405471805060566675473136508661553832491476310629656582287900141822399149652780816327888098829944580515740959914843384017058162581701544816105308255711319898188135297866717802489297595788061878332845126104454357885772551282808053966820502870589809400857787353219211598775700097351267772713468466394778750683231095592646005976263916501733510852912245485943700401838275135376122906610122957490804276829760996966779874808348092481478850320184550691001652054562953015210227457941083549886230239129165982128623686916499476007119889548183820973973090946105043552737382530114453730816972759795178358080702614975772848351670333310177952492671109535114500376814352869831338687456053154036061139775555359007970684314006936503431348569631825303085616156448229062002146282200430770424982448888428455448713509700940174596751754058516973668819346540073150805973598803924797627559466645721842352055774095257061139186685736949367698667357494404982061088153106315804169585808986495676432549648411722409286855656183841057155718243119202179889384452895657786324653538901520982999675251341202483422346098327832272348197288329509869724248130931504874779321003772652160261677937882096541686048466028880929573618208031583351002636993050207863208644441032549606625725022253256398699353992977217693731327823307288336149953809071954389949148308391263239496622955787676407036761619801779408668597564409763514816726923497817264651170878588094373069736816781106280370935451275280499808988598840792576810539193563085577955654525730377185335446614270641888805029424523376831540433204387119677264644592995072274208189949665639663482742520147296073442977621670215843124517297285028603282735980956046360516482981485353088088498665126769265352409662062194912504052967867086550622177558698044845720495080759985661051716312815996949554914777465641859315190282359239810501479233922459439233555857532964322697566138716995028565451270626776094519352219888172274823180605826107638929721353284187821515905737212460740725441305250729486685951742020901944322804234351081393942072051258498044721875724203760684260302170248098177442469181646610598518460354180064511723957573479913324828840829251985695854490019063688488704212170899134311948089973282676046179368331423396170850217707
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 19 of the certificate chain of a 2,643-digit prime (201 intermediate primes).

Certified number2,643-digit prime
Certificatedownload
Certificate chainshow step 19 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009071047546 --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":1100000009071047546},"decimal":true,"detail":2}}'