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 #1100000009008072153 1,425 digits created 2026-07-27

Value

221770583018700549303778055316346950734482352494004451792125228888339928128470882707692088296034926184483599902116660091214175508930979417154426118988482066674756317276986922961473217314452905853923397826968649239380939082628782413428812299310779636272378144440399706099271086906727381783186877499760522795260584048542366725011867545100034613788357921061028039180257540629963477153022501371732805630599800405290198524655661396390562962050383254801058888522022770751863315681007630420551501368972989105559923024883149785753093587418228915474935631446669026542395207503819637710947882709407245626312145613741940155987500693496361442022608240956019152133400306047977395798396536203396928824112124982968464510165846233369086169835999733607577965945652704670674400678278551480153540179513978782636503957999870449873022688994284558826044090017835427309217484763582102284527550424968526857043887042505369584838334934700930080098391971953954521291465766220441475700241179344800977456746738873660418493832938422602695513439098889158623723940217896665512009216935996653783785376702757705845673556782151073747757293650308619358163064630829372539654696462087650910038551401730016569947810849783365327514368400776938282105382482185961530567328767954195408181674509400501212389214589711860547218810329341762445844146384485443483645554742409418747200464464484250189889134008375600310366010636301445428231075222234578607737515237664941408629
term 6586^373+373
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,425 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008072153 --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":1100000009008072153},"decimal":true,"detail":2}}'