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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 #1100000004872806512 2,536 digits created 2023-10-25

Value

2419881925468587410959082774829847214994599228416240882771660983316526887831421495888311311803458374128260799175602845910322126027563833804942323694377157778201479515529147686253490198000359294978951576012253795729578847558505926935417745767249728062944819868785967210499633559004257365457687205491357864054713529747569621317414623623754655160762510095836947777647350943191380096543676315555419030264699292224446125225912137275119617027291102162748598403719226021710045986538649010223569592915642833526046493953705627702653456070826899529631160954546468983864888653431946160746238528863971774233305392544973829233341559468634306114783038156519132746601795423271199138954376140760831666990773983072825238232006245635218309943556523762997896095921405262283303477724607742612798383686467225349299580637065207303666728294092644552639924304266686589342436110825556532012822725506283825372561195976540629971365938648526109126369405301393641106075519605954143328981085461385143770528421788694111093809109256138944408782113733258436058752671888085148898460157494384050616013531618217624822324919932835214046477346235476505447492647828325102027949248222391085153180518999056545532736601884536790479702180499250080164557352362951498909442754574419217304119738753002118190040592557960638540377254935279248599854120074997946185293685646036966349122051530861476955894884929185213117153699585352908455633259799343316997930190396642555055365063366741103697138063100630672541155061260959180400598682913447125402803416251535685159384861066220987668235811826178670171940390611863626716635717753638927109392738919132140386294609889667873825518846486373910202956692875129372573083433470648955994319859567854023123803843688838381735924716432583745125011974648581677780163456774945452878631702829683333816765901575254398164750964951339328757604633291091301532520104647905666654241113100443560606939946824968659957125884867068837341102676477015689889610569834319339539776971846958853215853866766324776192873216776830828801729521836839132582771126340461681241621355752920101671704731403378387745284626368303963241462551605974892761584700212203393181830225051962948678551063977606342716285333790408362201609384938312710911423354710770114685980975689084867791100912469075288251898050166806996269914147200940040354249726772159116408027372072778790628890846234502423853177798340623446116549503252413774971825910094847508449525615610206282081403662777284301655788535252215341046855661217094354596006284182522250450440416203779258990249804404234570483695166028611387
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 2,568-digit prime (276 intermediate primes).

Certified number2,568-digit prime
Certificatedownload
Certificate chainshow step 5 of 276

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004872806512 --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":1100000004872806512},"decimal":true,"detail":2}}'