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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 #1100000004825892474 2,372 digits created 2023-10-24

Value

42320142202291560440617579600708504986697606741441106721788692921305965751889831175707007512618167769246374173259730517495819922626241986683651136103597305404418051076606124830447204496727611336260658474117005690137327739893871177592407202700810918028873748324012975797401710463824190377023974080986948301451865702141468050063528018374011207962810414730295237446806339870444471728044950760556830253921632816610679398581203509822060229385771909561435742909216097375112039893301492383970459343765028423139852915850440666688279653703146273989642203158297443359016794743847507912745617485861581501011141075115893849474280051926647127731410141871314130511018977430774728376674142433580416424568683798284181817312740430732150877423048199044345381432047370047956302248883918726129353260216957131909682195696566724092309334647157024517496045264133071896866195155033362079082264306924936434602461587149639644209389194421352588944206039827799460081314846535777525707130964301624066064154297598091005785981896240772337319515987854690615162223664884397537030407507248460987423894770251468011191733594819909679169150915908242828234722133859219455223196584403463482972926429054074168282906129216971332542761560211413360016095811150152772181342368261784532040025027200642239867837872806967566962842337198284281568753280021238767388062579376369824395096260459674390564784883725082968965689501912682204947523728808322757771260764134314605582538322035860702606123050551741486463385799245122030220968792362171527213726613700304575317942392054847517727917465514653878223759660391527131760372565257285893282430167506394016234529044539500825197565679093041578630480967082567791741500673221308928160065045407448921506244044517135314956299792843602869019406364153237663598630917956298694311949751818184576717882772052438605939152086360573437687204120273940397757046366664715411321451883246849901155790777896728813711921572148158380218319068695621352611453399435619699156835080280428786896157188649563550730840989436244455125934825642177108519850250795246902182911413663863389654299471329128826315789614494354015766539285948247576985635999661756882177259841635033182486430914226188415027922435323351386692292650159206167031903448108599527957304000955132517589040481688102876687899921562059268465400971808328500266888723206205240898596000079023193626537693199401849863559704443727293071448072370197
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 181 of the certificate chain of a 4,289-digit prime (441 intermediate primes).

Certified number4,289-digit prime
Certificatedownload
Certificate chainshow step 181 of 441

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004825892474 --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":1100000004825892474},"decimal":true,"detail":2}}'