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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 #1100000004866880941 2,052 digits created 2023-10-24

Value

863155883599015495067407964322895999335299902852062886263819525302655009478457385570503860377575132167180277954657085459771408868096258532574675362447225600444773275412822023093396660271881037537890711955499741215654553963036693223921516991509241080970537904560927931530744949195001749027536680551507861091578761158283919910509177819468436412616712807372486387441428038431726255949160745907458899691293221028313632730936662087481490171940970773107184150725655688654648702195641251871577583882705193626311116487988562859132963117119258357715773563553157647684377085724746371804976494146730429237326167574731966238351965406238124595400900504856717514918830925505302837890191383184255944521971441809145336603302383384066165548655529502882108102028740733133025228106857160883590517801815216239594068790203589923973425367916790643277228543845773438986382559141245932156751979784762446663752389157058784039688125349346281804833484300434203664463121268067443262570237634547971199561845197847397999398067762766125996378304140638388509103495800293280709611582639643049609416289196250965798581327826614402455760634286413131827980836161982269995837852200296833992673296880602076879567860267303401211696579996533023998377342271134049694489441699781809581970793367386605157756139652706893083984315014302517956365177271136726263934530560958140952083210682917224703348255093596828265040569185805856079456610625034923289963908344480831008083079269390744326638648026051764902290663675495471453045711339068453641580513115354309761197666433256466149579258891767978817269330360659091107511310377924225406035001000535902462180830515315445345504920233718011708362897601016771646889660245605852378281385733846318851903141240288325327116825135307414487375870822532582956509524447668181997257261029515469166926633273204620277813495801816978308610455305780209405457137229115581334739805635282374928960406385170750697725071795181521175571596030776279465276954844908173708421485397103635444843770721958294022055259092119943408909668837205417426610513421407922830683225468865924941
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 2,749-digit prime (301 intermediate primes).

Certified number2,749-digit prime
Certificatedownload
Certificate chainshow step 68 of 301

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004866880941 --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":1100000004866880941},"decimal":true,"detail":2}}'