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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 #1100000004873667862 2,454 digits created 2023-10-25

Value

891895756020711229918395751885917218213771664127973972348640779369135562980205393587222233666773839295974610702645894087028736542082628099758385109483793755881628389944803355722381497271696222537233666330091081530390309376433986294208263516485053489946304287376657596418048622646625346205851695596281466672551669220475307260749071913007618792071704046445554950934535187397612891898301182562879923139445370968311577978096443247465751715333680030271802544430675625702644289176497764744373419441281586329479535846021569707728714335424144825896766589132023876061586043947342152517511846638199008347658779104477807594251048512564267609772007328260911706902047535060171153926753610322028513351896701060156569558876252055917233345921829086712265617111785211844323693157979512617620606379905947235336455731871987146181448428063491954042156726671616116388864837802482486830893425312229919493562838143264965932106985370688010557917844269793606212695570182640697071113541097033072263501388017958702772526747743599917974894589276592364782275112981931138443660201931919699053090911542446402246281823604152522603777354321379805697115712196141502667317872100010318878221551855799118847897239066736186956255806188050753438283140632204287432910195140922385484071460871881314392883329159523765499560074243568352263313917381550531399031393490183939521514948111673303899320251379231396266526702715900334080813160891171254402075172901135505705474645017118654047740086827610146244433756297239465575768435499719565289149969183679452247719613393144636620951892115646303087387128482448793652369679385482594692524160786971132250339435261680915684145240633883219650828477879944610865790445503253147117772777441828843726743546025249028171765681559764891385976737425157094681183095946439466771688796638709122582073472136820542405620808068790647068167894809289945994975214302016523824577623900727439758953949182025755819848732903353959053156675782072684077173886379571354200367062426998763227181039993170626230986565548967131500069041226159271014233831861547761772338678874094295954832672851203251732093995622692019794538890199868119579006118749009891650485594144362896009256554638345421727914746658498651102603093502824060205712565061798805328749560011821649304059431170723329211969831402645700274191120574357548500859867208431487076114528575084742403481357103677288774764485602978596996085134458941675953500870972849814483356480415052801099878033305196969405463402655005382709424301
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 11 of the certificate chain of a 2,552-digit prime (276 intermediate primes).

Certified number2,552-digit prime
Certificatedownload
Certificate chainshow step 11 of 276

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004873667862 --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":1100000004873667862},"decimal":true,"detail":2}}'