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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 #1100000008549031171 1,214 digits created 2025-11-28

Value

51346569806121763759327261577669505472906673531843130583219657351602690165176770298230510512422722514191098989189880287945556807579238642371032131699429886541771209998788615677763246669766632948885795374876364439990509122748824058458608494949581135467155087997076484367085838990446811905382330476547871442117529378355826761608100652793102989745381812458957991449744887367630005496599742471615315668180134392529917975543258813570843422051383809493072824543268240975005449964392553911569405513617503543576869232250310944562705209176041678476744824742358687486137701563164951266086133538982315699864634079631881518334597716726954609730058191611930174361309114335350680925212523568441780563875948581951474447966287681557154461784568148647904902588438288158906067535012088882245728407237925235976918443110015657609288062517035809755341450121172324068244240006828154429149480501928324686871150002028610517546872601818281556107597369492322483623817623705895830056297119471989320831417525570778345587153798119020316120323558767615606210366346932555065670577471760450514532842396601418443837609514538071976389450687982765546170304245755186902815915720415710353216130205053635441318819621411647995953364459245813940029693061
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 2,044-digit prime (211 intermediate primes).

Certified number2,044-digit prime
Certificatedownload
Certificate chainshow step 79 of 211

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008549031171 --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":1100000008549031171},"decimal":true,"detail":2}}'