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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 #1100000008798800327 3,166 digits created 2026-05-10

Value

1629992830846051586200176226222741250188696029417296386536748808290374248522095256469597682586155120271050156172455275553376187984514632445632737836016451647676887097977632856370416437037821550196915593215421195254209938151792578472704539085762796998515340292021541210145281193764323481382935810667332748115945904446399151372909066130031175175313921039179424562576805365755972827201415425330432696710776273276417904110265731489951431017190614759267540979335797642354994060387700472391028003379785798271794016251460521685264138847502114547233992165360454092666531231703822636469060355624900642066166871700283999422412868299541865785027233389135679092959295586284433842000537846960396004578659637311723735299708118879490641285786540424419383768699932400806597126281349308628336526920929794591704462322138711093511880531416660988350769519625490675054488154308344893353753105118060474061885342545149151017177349853534899209115029651862687282254967807855189125710092409808978580247581811572527096000957244941685114266959055492163709070542773000236346961410735922251488348638527100010915471404281798386491508721465735741667627714759096504281389512715994617340383996530717755642894874716827792217959590234048314319696880382745447889075773665663638804472741375489933248923557633245957698378527840427124597500175829173725379153953685613137404792471670001449273247443409886543120917285614994053796990492999668072578241771666277773266942685212064777249704400274964068639088006012745125701346380018889570328622688172947441879776731274084292528236369547755637627831070252723878921240819561912809157648485616608072467257955298458062960365803741411236397798480858549100712475933960921794201193069250451561010253046453559232788960219720574595272042257208428962609065338380727904998334206805599708592132357205853843705755642982228699830620927825228410065581499402678814771161751091724211939635500134214780874509888289215950770228174359339981195565097597873545969215541210310367969779431305597229309462096981571244635272102051743328628428823832950623914715425763549523279312997281723213468655772706565251106790872880139262535208224849251927182178696884966886546197060562646307478356940158642467267606333959752422171848870454619015797248231288941952207514081336483116007051899603436800273232035515979729720119324276314380313316659703722169573084404876010921552569889576810005344399366125448730850452763036722553375276907475165386057555692162579284070389601085847974492322967109743154813041089096556452920310565201386757824027749780589890390744860745029587263076273380677063034535507928007790195142667583809043944392339876147433666064660269091805151847794670939718551486168894289223934942004305862994251087114192400879103147303681866047193837067165320650126590376940128796037852987577834567479420910233458868892145288708512041476187600435336781942306290608234389982510458933262485031663232922439356785288430481560420157354524678265242894374310295811407149678618481453075459789787333433889107816938809398985673458609817774195919189830549201995891528798766041571995818846323362065689531469389511792287797243595517336761142562654625709153941367868745687474943295500080197063396821062804373
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 3,906-digit prime (235 intermediate primes).

Certified number3,906-digit prime
Certificatedownload
Certificate chainshow step 47 of 235

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008798800327 --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":1100000008798800327},"decimal":true,"detail":2}}'