factordbrpc · fdb
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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 #1100000004928075855 1,642 digits created 2023-10-25

Value

2021555612130311191598259871451165622025831949416028828953313087961755584556700257152699535028403849733447019111559850111369478397350361217357673536477145024437784740665448752428886074914118199226810806910699878979217953187158316680235051571441126051030774284527110235611739864899426553430660711852489353862457839779163224506830702171678656156203224066790023466046984155391409178552420445572365196800625220809117447684952417886131804453227123103675077662592040384735017927077205604385326195930438932315634910042986310524561245699411898158862283014374052199147953692547019560785010845423020181663204344302094734200546500354448383534733547318195116472107589420209670744427442508963602347935561695574881812061230308290899635200738402055498393637713987251013426254134529434703683681215599749714770415449633436873683600096535805897993985804100294153346187435580591662808801100278219533469507241818361043082902769550058455813599757229633955552456393647213718343846717302034746154317946619694950273355531316220607720922384172048222897362282667751313007275985563092645016893344633470960350327131780902575083017716030892744173550949887507579557795985829735523168990482904395435922442542243699882375957475738082800460947157587462804255287648677701431805007227674337009359635146007217249242973427825185373317833401210465050650108816102209544342610673589158837622952198226890103737654097611776451999535087366244140551466984977278607268528054224639239989824309245530438764040791565136937641693443161599622329476967814248645658064211253958363825220460207075882439527540159343863969906691146472892462478003757120236860191971188425234866836180385084722509031
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 18 of the certificate chain of a 1,849-digit prime (142 intermediate primes).

Certified number1,849-digit prime
Certificatedownload
Certificate chainshow step 18 of 142

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004928075855 --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":1100000004928075855},"decimal":true,"detail":2}}'