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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 #1100000009063327567 2,418 digits created 2026-08-09

Value

828896572639589824189703325946831989590467321723766146080151962228481077317879609070251609980438242726059909502213296241140747468194279967325973460762052112709464379446979034322031695727912253916339454000016352900504293598259169236865214509297637856693890899014373141602596078448510066273395032260784036446965101213402741417362648271688224983881664602113994226256184984382435417646620201448726016915045514813158948438992024203185177652437587114751692274016860380032252068961170555992492766318100339797664149543988922949917216446978873966494905902201295688056511084547360193317669242844959620575797771762148516702385296957567393036835456469265977063318241419998697748770310672093537282624141180375317572520267954777776558909400599100427734439954292446303566340180872678556483438768249346919987898978227050140417671973147894038948045862571766280334846592298202458893719729601395616985711499621725337750757086284317636102429289893375814274332926854685962438996315846955587253767521127063742931920577977329506611815292360291554870044886753301515879673294403205172105620743574293386942845106403460623786289500308464417968347600989805296596227373205165335651026212847675858699081506221284047341747892959740688406262745648803035292905388519387318409562732191457287979848765633558136804898122144135399565748801519364222969126431563741297535655159384971310980131711825956056087969866813074483164202376262443355976954139578997377778624525721816012600489437390897253685902691324910141694611383597346724263439642521839738195773903728960925847830502270905435019941819734190987408479216557263239776644589015050164342972818393605933102054337974162321838627024660338245838008026825982031414448173425510534198038034260077869846504468962199167889847360946265517344563412585275868139891630006263783744332423660329099647415059496903786147447377863838265531741514136119698160863485265813769645173832654932380208158349921304045681670814693873867767692491729596875647223126099857954642528032391149724305131194360975444426667154726030322487023797001947430089764284140002960254188594008527250724187657478252753083354929362005308612034285585090744094534822268828210178923982698292893155808529375988784906263812790411350418943843282281314385455241433520056095519409362335740756485745121411175849684013347099164634040814996253559538123022599398125378430200700168204534348165531857756125565344177655824754461812015573950487587433734842187579863263
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 2,570-digit prime (192 intermediate primes).

Certified number2,570-digit prime
Certificatedownload
Certificate chainshow step 14 of 192

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063327567 --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":1100000009063327567},"decimal":true,"detail":2}}'