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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 #1100000004874186555 2,512 digits created 2023-10-25

Value

1111704804426276248420370916831351676027000985819061052470030871168850232773358545840745805672765511360830412887078958281347289298090554336040061826309861936190358456371954285775479054296462018298256041554537246904202905390104559296999667728620967607067325444367493875508033836334595074442456265763799258498485538046796962844949186493439638071609251912237038446792414064256583938525422439172455341228504780339639251961868886778758752783426675593173331536493063880138104709131720866703854486095348820399894699382885316657631043052697014211284990789733973247840099233975134245415614531525978025831498727864133997141329214796901245516000090484865452593083098385937992239447343189618371798694825852162785390949379412835823229075271638488634645886701006043200815891635833532522607617322521092683967038206459837903821406606798593672787850768056387078265253689394184767636208895496095279739886093430053865360014494336230161963576145853213697731167712230374479286244817319622200642748103695604919125580014998095085441628816253638614889370000758668029528378967893951893462801340977607180637807322578437328712806714000732735706191788052489082692202873027331723051266583279298743584999337728032644681213326843970676633388724307534284852207603574940989505884831356048489009614060721859322606489477090383671598760932490573339873504701541439299989367281093407913542166340639660314869839434644565844471402036778385661499979863251892904566194413768645087817170619024752379711639759864120260954157985799655194428175096926342522331495494265823408921251299145758881800849605924346855971978416030103528832946237024967252387345395556774730715584496297710511621248907247305836292824206973687641043504483956386981326296796648669544214072044459790728452703176861907854127652289759306581376514234145648549041580544909776674141532432382080863812107272013782316745369530657771783823601245468640154939156127953093801022302362134683979051378387319129806774635646005296955280712808238744319906955627024025278921678960833520922593361013470778981247868773735243189975692725363874978575685454272874129682312127567603374778406969388866039886949333625825149784072924238669365430349884245718949171027897211497885476348055483221962613449784748609209555033920995170676430154239550566644093618795717566574451962404645830128936301244974754437288170060132761736246602667664680257879276400016505273353741933759148180608684919704596819977298282155262128002004148391176391928933049623233478264792812901027644206059623801505497762539620027511046431424181821
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 3 of the certificate chain of a 2,529-digit prime (278 intermediate primes).

Certified number2,529-digit prime
Certificatedownload
Certificate chainshow step 3 of 278

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004874186555 --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":1100000004874186555},"decimal":true,"detail":2}}'