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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 #1100000004820762830 4,091 digits created 2023-10-24

Value

20510675480107179901001627325006848776270034376743148813623168448999420996184556799479998385982760119083366166218208605521721090964134281312726414092282163135558781300689661580295118333789378192780193570690185968566270634325537534173492836304072399445635951442514997323704102702027648345194573467254583554219446097736466168719506660073773363067565906042102824375207325244704695847269765244173785764699170242983005000531931771405938606374773184321066368818014542639400382733719620825935650639979931680985855371515030358895880718236851984927659492163633204199536675681475417959502802563145562090135658803841313547301788808393167007918560455117170693748872294857265499122319711724841441946008613571426213979541595238173886820358098397065454497979612020548588858821811219613336792559555315094692978887892810970429919500641866434819764332389035725176846760186936492428948131743067424519807630340764333188871005694023294363446795691676922199613313945271022062951823255645254922688940704735333305846184193998517492013044033302489824117668689955509194421877670380364269085930126818199543544082765765272205662128619684071088482560490974878599787456283154868689013875203483589387703625323715791962338838339975930669190167404560668082022235373862206023034606585687416888969605770013974394652837512825373004510373710519341996257120869526705767430108873702224845883117068899752898558131350980840944871425270932998597870798442652857106977889135677356509444153244094908336919411709732169233785270541176470158119223105966193848751652680180287345688417673747652342945128838178891822143096257978589939410189139684481492177190068898810223137423714084696803019368534669770137346433121923166455952697005608847706427597282060241459658953659187781708246549653730368448096530105775910108998803905339855654241782795798150538700961402192110340303428878448977926620026524855879316742647449692848375802784394488437691188679133137224013808983158157437555749064028505771272003912112153171567093168147715169334877525771781748402427418926358105485637330599593092530642170524731152962645082633256827564352887979631494819732161031133837684381886874642587568308566441030846272103355646739629146796734344656084014467394794358584874511076860353249351944432832217423284936094387930879239063012998280552777034677368281896598533358902825388549219620863433706655310812834645206547928482652560451885335291365164208088628739153379027301362015152057112197715311977953095652155314334113734185344641998819318798981318020889610172550729315299747391262125822375745975091004246943661683384496901157505479402654085558368843448316421573527470521429701596588067247188119214569078306063094113514419470634798937690936156359368042996340460928612721710442925627491819186496212586443350409341477300607454560256970488975142770297022827484232368367499290351124851241123835380229045087220132820979271293673715622962065252274979839987164996808613018722532331510141395637745738025528361229612935890941178979378960123882402060747026165406415122250825008812242127091608989703969539409799547930190368966757156508305002004659916012710795112189401756599924465521769551610074511081170207986568601626536882313962974000813661967254526818778267548344597919528312182034455349729637693419608912898216770762095917716251528289104382224553560939537298589010535396531875416309256544399613752381434670935290613172960172409446136106036426919231890265827143376647623121732215784483904323361319727947234522627381285099915341807517183821103534597507181062171308014353229921958161566414540810983754662661019006797222519404895290106359988661928995199343507263516785948178708308967464412092254912169119993949221865339490922503808831986974011450972459838626728298902945782724245657105145522567602319662733251861383181970099847897381365258997622042643617235288494312454671200614236653079842435206600455853609067957215701007061381237621587127951772876887417318848182470926828220288680863820333686032669060977070110812004526917783796234269072973083893842334415864061904963451408009150943784749952895884916856593941527896839656056574171493287885722043086858241832279495198042959241
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 4,835-digit prime (490 intermediate primes).

Certified number4,835-digit prime
Certificatedownload
Certificate chainshow step 66 of 490

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004820762830 --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":1100000004820762830},"decimal":true,"detail":2}}'