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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 #1100000004871497728 2,470 digits created 2023-10-25

Value

9145734967581616794983229878763031297062010979088479130079750952349761362928293839826606132974828585368502176496453430726111648660983962652167683178739308603765260107129740379405344750445648615314713236854818888125451960641771560204393409747380997480488756121911316535362858946317108070331770453131998933258437794687991999124056606224207866824426793932500315463522777822642601897633403370932768348832625596187048479577855433808150407226434241583230723192127317415666166465061846572053171333282341417156143952263231827142719642307320308509382698383899554569480050428023161769025050697976292385573010975436853290012935379057779626609953958021821269325453425054341312220591605905572558569986281764108056332690657776022005665822995190947525930437874527713810378110163900795915907327230029792435565633608589224534475077711774856276023374326802353392344699130098196743098394521568984039720053530696187698465882279822767574423919773938310714925968727538406641297156098969137132185181293904735966711187481687296928694728164845861167412037124940539800758381497587613131524283639774920009671872069722309407933466968877268659907587755109762461718671264137148206714362512769667445417445650052442310015464990754691604985465404360378752233119681793544411316673978367327523952285136308300301692519814203737503286038733772258731058891078073753594714441392863252870233845144053883932948276100658833505241215614377409599049190346218366805404829671604621049282037676242672612899845635830258416190684778189834355972423264583225061058252743567517730815632685245926283465858282304600312646269755814956141528286467504721787678420189962682879260825614176310943056107955778334872506083719065553050139545951934015789170930465044647910459824587286090714757746006601896479580518721141807192380321176978610793818337464873006301113314235262152535425831399271855953086397137234947503658913298333811137603881664722061334133369939434720633276056493004496891166900355669786490448657241182253463905946089867350659021623468065926507832600619285057213878643624940416387939578385810819108234089384475488448494357371080616901772603781367269309608916353021139551342678561622001289156889187064455807307577693169958229263369566750728876533735923212080562131431289791873811399384198285761642240283444162117755864788383053932653111835413985888480040443699766025706856470887211963283851848091959780039233375295815336673188005495000053316596295056519850830837271497902437896810816396859534176713367092783707482665491
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 2,603-digit prime (273 intermediate primes).

Certified number2,603-digit prime
Certificatedownload
Certificate chainshow step 14 of 273

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004871497728 --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":1100000004871497728},"decimal":true,"detail":2}}'