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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 #1100000008804968733 4,545 digits created 2026-05-13

Value

991237837963330382176544006708728548060661974963001535583643816845967135228664677558061325276980720143641268952647318170344824720912801962927690793071983205339453530528027668015659788743972901860560839637497953623327069381721387435171527197940379843400513233291450384444593476525219004792978166589268583762892857660757417601160834183491662784962320282667014216372243616281531683506067476538320119601940646723365012537189769428264364184553987422325900607177088899006477492614503550890451152129651000999119283360621374913467436071266457133026079527739840907798007127527619783245216306326045862680444869397216048196574741978753114823512305271175950477048705039418196378408558525352416071465701658383193114901460822523066290514323541769629202318547174366084787604688189553902052408421258274191348987227674520076121035441204975507413010636601969807808163213033616617456254474148003713351566791615565902913779730463260886216585960879091145582805164494726409483371064132285512967146795482910566095347204125070636465840975762369893812265303493938028983513519337366238226968020585715972105013535427314775076909822584055915440714870620010185802647243156031193530788401046641029359095094126293834405339922072513467990344603412121980534572233480151061723490577283089712960342205812484019683099941851397135876497366740970162407460969815168959217913222679305574303823049453726864056754081586729585063206717906524126136725582025782658710551866981120396564621385829023961652195997272093276415489040093362004162374159502317883996545177707330225879323525397943423813993857897099543610815320415081291214731404032009626041940661187529587310133565770895896194630311965366821812474331204817909939582687028347395955355187401261075339587792499717054808316133684056643423845995602911044431546521435026627497007493126903914772908758071370773222266735373597915979350047946085370179751256815734782643472115177382344330257859537062023077288098425953861458951620006458622428376093310931250961048655940939048389385196758914759715722582134539634846263780209771069106560716503620602640736600519905313351980363466541119277528362526835925881613686780862560632126653730614050878632726747358469469159034778651924422982740107731200398592465954217708991952426456723488627131893099999633004487548535001344376553303216291722873286980800959816285285201279768234376960989169627991576929509802367592312101195814709924889539996583193324821768269701723983185913894438011961899555850244762042900202715544323999407266498602440691669319103194393550848466702866624842922895449126953287426479056852126764978027987343149713547351212275242314891810388888183017558699435277755411509577390824410693616179961473186795224878874200933632026470490321879659260612658723319912635275858841001989815013761070844209611171482187538916740418820946485632880623062528572413493795416709453457559264456087881549717698035052518385334947618886190150686859365471290801168338012615567599447349203028801432484988776181089277826239162641821215499839310556206558109816617671964719013584090701291329124244494536653147037486372605124426078416563361174403819150882203789208366432108265137054180528394542028606329724140767219285818918686097108505375266213504227186329728890236150933076111201429523491089184433372798586211930947432379656063351736702581759538964736861001530367913993959630307300180951787294303831289718321673207990747902735649050052595079904655460799379154305809305546806310202516455943630466966124587549065318614739556752804189276495610503206217017930683025329170876302579808296922127741588965093133871879346856396846734335322185159757388234845113545124957692119247510820823063248286589515070692115468846922223623503518850768685862027344454594720621152461848472020356799271115948892072723891730813062755869450939307647797751101468710266712519502514047444919292963028064817148791730240734281857957003450925732704789120484143235157971751043371649032575519977466707376213363890279767177628842061347501340267660107703993909343849019913511176496552244737692557611233932866750190336671606729733778080958358860683492309833949040618611982355137227899825041836674780668020930277159363207647470598847307555900728829454534850770220738469150302334630175690744323080758551392401586814371261917978538558037886500640362491387518141335936407433783092593435543139218873783131502237528472090155075285010487292223634539537191773892744521886005161254346183003584491278698001229554760205626337549989464643785938363106862335792921288007247417092525590895739805171792200322547014423219536911828841746913591294175034394866345819729497
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 4,970-digit prime (333 intermediate primes).

Certified number4,970-digit prime
Certificatedownload
Certificate chainshow step 32 of 333

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008804968733 --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":1100000008804968733},"decimal":true,"detail":2}}'