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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 #1100000008674994811 2,015 digits created 2026-03-09

Value

16836967799846215874814203420123404919248750011183787923297383625621563361007051142635776257734061945112789761630661193002039021017693655355921631631024560141987372738069019378342017996314134392148229528159603340221355562935136594343110438474470821683987667373638252495533556866957033832123246847067602920297430815156047855075187800333726902900143658070860308740557211118380633180018216847654824718538919016492071119603037381137815557841650819722340784458086483455700234648005196517179664093989627507686861701345969671826047067496402796405574030213322748318350885493088413127175750156252684005535680726831061558094961784175741742955158806052934768391573947887508783036685338872983356959356858218056637560995811825041151095196665832302755125732027651673816944897687452566011216299817596090766076910842827668849913303684420912397808107800206842527453420999185361326403913352585985893776579799923348072813942195233310409693092976009263514820566446216033099086068332518540893523626368584453355519778824672647880148253533626429279861413018782626743492253166986501017969844459813790898392689994413837031257042040453193037514817891041717399847430772143432312206589531716503710299899573055653012603873359207589006236719770904381876387442844454511305401337144484391845740550704404738713005902680086408265530151125970779043600501269770174536255284585859807529309621403067562163667310086069531420924443159615843751077086849521225143708314409000576811022314008692867157331855156480387320577270230965929182583154919199544780771421181328842193637439270812459995268839758422577785255158417096765234642516786306134024846283856129225818279557102087468962051646522599469756305731297895913749733796842062935681107510631686082898508681024703720957303092873853651250073318461646234210485352927747327650150770598518760235486582896547256949283616216850127297857507551595948270269459687349199730296240982813713214012554993827594925704073037180904240790894684363859920060706928685615238778636021136231284918032823627517368202545397900364357
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 58 of the certificate chain of a 2,906-digit prime (166 intermediate primes).

Certified number2,906-digit prime
Certificatedownload
Certificate chainshow step 58 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008674994811 --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":1100000008674994811},"decimal":true,"detail":2}}'