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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 #1100000004872807506 2,127 digits created 2023-10-25

Value

291340830092073824324269589607673776126465615120748709345448367051729230071135556742492492023864126763454975175363939298911758018965323487724378927634712199335027088480900867800912749133347916742424629066876028110333855950490850313330595030796684155027005631850116357976952795058823166901215349680324383950936198714998146430682121844502567647997201035238174855457483700890215284028068333389908888326352621708642379333664879560330528685322149294019363397903439239340003311216498351374594128130032328678824795255033932988451958347432833162682734956025465046567375704202954386767417599744237750196840906627824465388191317266680661710872717559870234009592434298306459347595540775340260048346675644528606076814024677491371011533295294183638333440482496569849621603697815619369729742602867284996813904795680485654383557995282002724186784923918431931043029730828925231984734265146209292345442889962323200274821864740609463423012865764226801941614165054148555781181049645214194176398628895960243811930188984980061263552590986266075149163862010418674619076132897076924465440688279288849823235594241437396231888848332996290406176391184487142144345400028672527825800081496289076626373064672296207956037045771152135865913234733625885812613579173763858816949016307955584409414249947069714359222052730793729102560916364412356846066094983335066038292951481614195298623994349902894896436001402156220659438862885664195159665635152894727565474745995476277279980308625314710197949308943255588838288368169579573141889990867582645530769242057327916180932056177473879125791055111518174601538801127492695413079708936545734653416758646398211055396977821620475313178934460067188934944940006422337212832627657434396676941550273524316397990632375358546036089668132471429650380828020765343895686919421539454871191035123651576845181215737701586114539961945591651580843019049419166905461008086961216437596514860681497846602967353513530603225265898269150081724695755029071358002818467899213479019839124060288518395834767977057697138919373051527623201071540098580373190493443591993332614260404015883608764753985519829573849347880085499433879151357597829920397
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 44 of the certificate chain of a 2,568-digit prime (276 intermediate primes).

Certified number2,568-digit prime
Certificatedownload
Certificate chainshow step 44 of 276

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004872807506 --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":1100000004872807506},"decimal":true,"detail":2}}'