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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 #1100000008804977955 3,564 digits created 2026-05-13

Value

497122651601827413911492521492697637102267882011516824737895955272664920369827463559676077030972203990874185378124692214635334328595623638484008075832139328526124709850887213566286966117689250642487041584674699853163294674313689547407769613525892318172527554577953414478828498347635418026864836276673755663005438442065078394193092026025703774508185048284836637764243869545697488093480381573473645591866938965464618308239842397823521618591761077951149697145067987531777664752778388971169878287429557744886820817604495907379108894798512027722575280365804472169254992338261195622214979807018440118315987699152566364580311932997264449407394233729913511019289721996876513907913919405854978973945223729726049168413983294303742394792383670785316936097162350744796894038260925537771319572485919684278584561387328230074487841142763308368121956310638753520514909770186122954796974736651255613692092105201537983644836035653187297144552299312344575750055354277352766586181185008646161981774716132143829719694467881175128120911641074508890382285260088532397162652963256762367255806236023670519451215344997865768162773717619318647350012709232627751732049741446377478133379585812424990643351912845834113118126265968799335489114706996627264425164012737951276527479480279979694379803889155614316217211408601236739776151878016055026347755877019661905222701525037925768772972402077867739506028924927937132200550011714115200532921317899342851096126316514482239841176264828281346718190429967435631611122565875640566102432598212870276175132640870727464117736820403695403775319623844538225143391362321405622201678868780135110072776927448440596089093412326804233310141909369461618388740893852392306556580539534046339584675779554490719492200451688750002766576815252002661723208345094113288813343185547127377324961896638031082648645461229003416784499036616327309181122399813731968307032210724045904035940467696012472910500492844270821379334945878513787397586740180624782407381593974156255005864997258008199234437751667137455932513151523799867361468663617158107704302965962645392904342017167754919937367699551790181523243682895704671927442691227036167279148781710436211375288320210889404886440006110919526327177459421610239116074078196594858707820227991738368008219604556586823113684316788963999857896306685751340824078634169641073429039245491311460044466379077296532867322733272588797071463818718405800634444955148001766015966422908527412392777076136246740282314721768983172079516131261879564712803961941637091144721951006691233222776884546062692724485749444308775519104985710133030785532860893968246394914636777022332858079199747648476260525981591923410216680248596805593498179283675461718193217176195907562568100974130571947353540791973718568260886789332775729679331301917544512999354338889497312199404748929459716746238246815458840069765687496284402699498407512267851435346986519801049394229326086454309464708340614317109916223072267831679660729137828067129524377029643897164777623422992593082733806537367419499457891391716426319668483355825394195643596902323591424616358538164664227283904824210966911584449384665458784257200363232822100567913653419961039651515320890452324622320266485533111633969030199459836272536125281597423649238856584258584483613889854550116099795552864895196259469144109535666605697597550411891590712574255019867044105619620672427842761937799165618718499675507481773859373244240745163036836250989420003219927304871515793771177721740611513571373698803292475999372653086698122930097941291456338046735723216550045801649764296834025723109775776194591148806428276887407
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 76 of the certificate chain of a 4,708-digit prime (287 intermediate primes).

Certified number4,708-digit prime
Certificatedownload
Certificate chainshow step 76 of 287

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008804977955 --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":1100000008804977955},"decimal":true,"detail":2}}'