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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 #1100000004862225586 2,249 digits created 2023-10-24

Value

27915578166501156065718619912782141014888371215265200005547569967063626304562481739938528453124996511247330757061835862653655255703582459274880692349822355342373072508739515937202217569338922454710177017782418772205406503100882525303320417821085987408954398456028320950222961123728134114598138559879293743915435531750358166869202463913049613509835636910247335697050859411443509579633715058242847736343014951268851432713186996467295584015795748309832064940929267616101600501800620201568957305251273769028618764107586608555468998759741229726961496647157817582008995710999156237193960906485684558739791487332503355149859027446732008398304818829782500685882692623792700534411886181263378882439438934900193635030410537812421458385151506602294692833966085343952812257594782865403458327749539299976869046039613354326214521560250691414310328454705995474927970837452162631031932835503383516453781298655607601376974910624922931144787097599993991131261875394596595104402627551492932944514423215758541334294930714765440400488696461085673732137985766453960501654378815548426041287060523311512953217270224710486594371667162784946241888095594838687988102737334883605159408906024303177337282212843171114628598398079500759404127294542679141241015276050208798078917436684596196136950782705723100063525625863850574892042883902185709801134916300038781593086963080851592104863805286337272424222355702879425127590259436992929576138328619992562221947212326657237590371312030331661756967602430324041604116748133538545579113390907213905521178834400067461408660836647605412606093300046294714461251375385730936819878467401506004930859600160830488602962836252005488071280811580732950915585891280387475261603860941368080414206158456442889663824091868717187320351563201389777444416766860911518505487294155023542582588381271799152709448976770281628435540932513922104153612794500308711892323000586316671117449030373087775816958321976751096222482425851739270336050790818186088824085554718939860950673780737411946972676399978327765913222652790101698688602563254570423921793911197662089738517614550930447842057393067645864055202312499732432988412788713592862142847817074658347550929143547043484165931660818563860008292803247606989781543029431135463431553325708172955668304616521314931
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 76 of the certificate chain of a 2,890-digit prime (390 intermediate primes).

Certified number2,890-digit prime
Certificatedownload
Certificate chainshow step 76 of 390

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004862225586 --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":1100000004862225586},"decimal":true,"detail":2}}'