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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 #1100000004917632638 1,657 digits created 2023-10-25

Value

1788877366793841350271545422147786191631672685646154016233633375446260545203450835287130635962571640062562545265813101793417233037946792647365687167989651849314394307970853757228530200055420091051306046251255111230816342331791984909169043169991750078513211654932366072217421943675399120711932873902754307916459090400796420270166839042241201523603162859489380353340258400235247998739376477819724999001527305140339789206509538072492953639259232675038653028225102536601019478684044060197764334745076298101392726606711664818474995752369515652843101946466086913142034910079148050408256911716150693481260281511167772798290072831812343890676151447500790704859704798800763073186270181048880959804228906721192602773498209612244184687528247167275033012401267970505922441976760055297634938154068613650098641938763014729264568582181817079339554804641907344719670813817297075961263584259648238527884640190766265467111972955122470328119932561936964505434612459780284131427174232697824403260786600247624648154564875252842471286078971362163708018624485324064528160290021051874701508554545493653038901100735010392194219710566788363240588659717123237409370765815728796736965833553476397856447431451494554751503565648504867561303919925175633971307061128090175374785571477544376397381809865069199689470534125935645364347200683221496520832268241922544286949953962195118308223622111423020304228998324251249124653357602279238875529767271957978815355026348871520665626827984070975870495389114444558844470351605208227930565586640446940191050790635491343512744481450946852896899272716195866179079027329088475552771938271748387914152763790004844705231609003607337114816461217030063613
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 35 of the certificate chain of a 1,979-digit prime (221 intermediate primes).

Certified number1,979-digit prime
Certificatedownload
Certificate chainshow step 35 of 221

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004917632638 --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":1100000004917632638},"decimal":true,"detail":2}}'