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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 #1100000004875247200 2,365 digits created 2023-10-25

Value

4096376589587484793522293296981975560504501403832874865540763290961792060977356489613005040151274728825061386387357232520556989775061432207796144354132942400328381603104986625485189575159295646156149403994885719981415672018653549181065651583955375854811923505655277123260445088765443278067207711033288792057424675183962027996306498687925297731553104270755478022109942048423788628626622929124907580474969159762844818317629024313116426974586361922617211835201113300178268042350072969012214394607984538323658149616150207008481641611642892719972195642011575723496439609854847253937390277992823149449336561043278110639539430207365933136559115035459620435815849849425818356153141328372366082364044709035267797008570172298503836057746345932941429020419807619590833825840450313238270734364289216379803076386370793279455160325582895120971685902011880715878949808430500364346935743994201787717293239825586558242970276063529585048754863667267173201897112436484431155067025847937558874381818171605010087426118641231012247478953323369309716836265641751322857316310221262880983686998623509271255317921425698610192182272388603316458637164437663718696933388727675828474137584871911740190742149524087039944984364503192148078734522118129552920908546902892822969296791353485378572098671642162686735549304033480484205380139760646424115801749739270217186822547736178733495295088840285878940971334003813889496472006217225566946695541270446536894869171778020689614359466395833762988416038360391603786357833103661650584897313789330614763327577298135311661885583232135456803728022116836274310270829907848739150306849884942172108023183156879346871779372329548367925511225941874212861647385132341850243777734398121481523605672620917937777689395930172886610031983302083345853201877603500391650492722812181640872575404224344472398100823834330542180073679060207650324157531123558317727660876215275855669852324821305461952104382087288697283423237864033597275518892663721091742957209095641433929974793441531587980942482405541880649461912368910685617829051811877784414558390494481114490298577835406288247087150801480628956248710006346421776232169791527364035162951614662214924517564242041974012156289119255954800417459366216275609684656873860423962810899519800727298762978615512032721546541011165219228182785449341104376702558854260972441123662525343556880516677837410601755939571157575757997786109
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 18 of the certificate chain of a 2,498-digit prime (325 intermediate primes).

Certified number2,498-digit prime
Certificatedownload
Certificate chainshow step 18 of 325

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004875247200 --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":1100000004875247200},"decimal":true,"detail":2}}'