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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 #1100000008804977973 3,313 digits created 2026-05-13

Value

1843302876788526206806511557783107846909859034876803130404615518772022629114343547511651104052012168251805764615241255495213255835105405679585765592257506457333360542706750917845162645328231711790380867165858299508669401362680635441093471178586845630533308143785495039829105782280868817379954954726968909192124138444825606352559609669657138739351931372441910257196667872363021230038202762462046321064044311146951350484204306687635149071718746990399872633358402855456549866758283980232721750862932082756550861854133520924035356238543534969374969317677710879609124943254311981104033294492571590556567226712754140089741005393855862034878283523107058707817229578903062426539182903474400110837198481215404569659195963543099727030620493115184253381493197900202687092535132976690066123432439219920155395895172950818644092438814519373894894433862911950750749072051705336315761127657272171475962238736152064466615668281926810752865393319181077355613385362664538817774646723974252605117886926032085063958092910364800372019403290637289157654583991930643868681452795954791737202245679541388045236189011027841023282295158303386299671663111629528673116566062251399554487380085578753087293753588697479082538142376089955366598705509264395290067554367186920241996062413628897355758883879209762888047412364507979084566553541172238048162864107762532715516854416353328368669242162854633919304393586133480266776438526784442309923458547339681543260723207065995665333375182988808698320063436315686871139888435686264607463198286722825002176442152971963104027368603422925535006390488943894215154309812118751575052572590951292821648355448654408233440914931248716443951713298575023794870954280810177466761249045186274492271530592221775331451072320522158751217951549518001228352221302819058568109787032445999286411758787789293078815672695466939128081255863243953346986963232041824321139943434866201502935275088443166739910764176767395825317418448571559408978718044661354191016037306227751826159689190416301871692977795321349963816566875894318971439602306656115922615149604333653451096078608038469233710348187149128718915736223539506419879068322095419977580256469682996113990171562880854391609291955141159071563350509131481646372774853462432999083817148565656936863019088860865491776015112257960020713693943670562853907174444855236329922713880398869331321552647922130599468719985840699307164887743237843966223466439201922021864345302999633830267720395960052944374435133797873388702893730184937212226318357487041377847987846185106623146134597024496939786237239759364898990929623847962000769525221709255196328114510825837114946136892004219022727060711528312887420068135852647389390636949281949220980479799655720952598005139431504980264125923419010618827404835827032757037907497404268676788711873768135858091622742207923152060916764164047348842629300206359920015063009941752909934465391251156029798716632537477866905155968038976862630627112143297942187085564085864405529797465979020408710247615510706799438776099178492028746135087777078063915516153280560371942631791189112446775972194109369265614647310045446920317606212759977903411937161498924290782310807866889230068919858666318119460433526909112512125292198474760392647117186364266084395310340126796526370291662667435154700140430075689958851395086577106971815857866369799445289749364797174951
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 89 of the certificate chain of a 4,708-digit prime (287 intermediate primes).

Certified number4,708-digit prime
Certificatedownload
Certificate chainshow step 89 of 287

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008804977973 --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":1100000008804977973},"decimal":true,"detail":2}}'