factordbrpc · fdb
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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 #1100000008798798729 2,815 digits created 2026-05-10

Value

4331871410890362068948749931504420604727615291092798402119734433840008541239468454779892117912636946988851949536830338386825843023725390921247387863948246737441878361502746523616408770581778353783573135053462552998115923025127658585296373875210451344001560264921415085218425271043941756965282381659576256995368426547101563558454693915356051959180213427037622032653594603140697923836196267592584176560092769700438263375088825520374669907966497374161621981046124069999471616101672862613212389671801507678855585838349828140983974210147226697345820416072004023216171186413710857043891811764113278001318449233745343846232746940255182275608981774531397189730139119163236908982619775042333540997044483941387818705756176895504247417659266023245098265843267378368752562963704988064094013167064589251113923326637183031944214003446948834589258151985231332799664351677317858218064482874227054605127961744099887860564436328632788865503558662546568355953054332904497922541119079663771508599337230379363219167111845115633854548506094736362810658516674418921601962728806420963954075346829143619047740989327580911642041932530272202634669210619740066044455790853613312454386386678911052072584750403201474072396108595663612598711779906601050433488602255127956289672794425225323309575369983198723816684089397033787716415470870857613154272220204757731771160925644885468348578306367314610536881615987090099459749445411330899178446584449428467581047566140389395799592929275372386094069915118821591005383801448524649252707075563733921134912759753340970986088647819026106377329233506943698545670808914835256938981096703386164323638169733045554953482710931409857590516563168103338969639299137470007132239176011733549456331367281254356926820781152393794554767530996984077242880206299028148761555702669097861437962999967407289544991053013344032738877585314373277154692658378909776466973687148131564058658068070322400936054167598755780590525245007572580094741211317817558269701123778201757965245764300247346231703715997089978473527978514722816795881868440786573183851900976719494800740052737626483622301227824790988282275996474532056137513755710629058164067924924006557308467351605784281796323256924436775918034036807282824182246255478321576043300953494979321213138155214681106898875537731510257803821732559758053239169031854004547747425816641486797558476174977652300889681942356308441740536510377158423284162248558642330723080973351659359376449777276692066381986224444828084165357948391423906319432740451933567851519063630243663841538847784859529411702662155256847891529358537152072035368972849246524026880712139630956423792278997698386528500779351803259348009311703861436867149877059772420267814987765032429704665476142268120045614544834253972129527065555670853028608912374150366804334188860747713289577788824899087167483408516527056680184591
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 3,854-digit prime (249 intermediate primes).

Certified number3,854-digit prime
Certificatedownload
Certificate chainshow step 75 of 249

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008798798729 --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":1100000008798798729},"decimal":true,"detail":2}}'