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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 #1100000009008058575 3,031 digits created 2026-07-27

Value

3959599613531029331671496267153128261649198326800431729534386202513682982638171836457033682099982754515743901625540131938114070832014661304723270037749664553694634908747335188955620748378669939848948481441726991079762389045352384662428937652208378935561596023738643538377306003386049874346161775361080966998406224844892369441208748986967426217228235215826871213142900326250365352781388807475537272175421780606820670000870518582612768694478606236262878393735265800531936511578875213936834655711878788168689175655374318708751224920741745986110338981320591035556517956084982670397995290936848509400517497784503622569849508297405814841997645450040752761731737230723676452868032116301798595966359101972164178382603310851213618243531697299525291526515557464093975791884781057985171269334933797941672246797980515376391004251612066489209560518243530509560255126140636764138887746448593328136809685401464822837403322360923253845557190144380603195118136630764611688838641002544160920365043295030260779845857117992235187678400849931355183307316240265153161175866074771158346100471235233874610550361885098393975799412377344957141446726038079897488586302224990751095759682057638152036136089268180664781173290112278747625789434087802823171582622564920473743179345394754016268173207363095743043514539035229479540934008160746133839028564506435508920422085480546721644489146005916466715589128245966043647238174541173214160569874704103920694088254344795944173632821346504612729428653019684022242778188832076434556093114649342505894120894098583986038904428852263589565656999989867288380284178686278486045281943127646332467184486940499735839804589446075184277252413534836031899231155024048336708640733463335463023476529208221599135720165621658156063413000723673458588757551218910919966357542171523212419735752956304691622013419391202985086874094231691942708133685606839367890939341048299283135524717635835583975129069582040436373653936640128008141087662416155681234041245251481801513392179885706865174096726819348395563746411029704242438146475984734487886833906410009476751496266718069610230376600344983521318878669660723434622723663752898582752275266217073556580172705872385486561260669765355389305676114900843900673138914397633926501093272726344674116175745668080558771470795294492703977908256830755741820236534294967562712746986794287960643101099797910784147811561498748909185380592988912343288567618668547304026421079529305568659767169353050017227274168590436548740262274630445086726846378501274283661052490499362214921375253550419659736700630594779457946844843306494290583037638744778747829743818481537124510934880511955128715697410787695017413844329720233369902472774807543779995425663386856827801427282403093424307228605043974870433499321022595166803352940564956407891950025970162376948145220188443203224053998434257668310009812777454960571410527244731888731728826947587413193862107538871050894034067856749121655192449124236770338607526711300763469683571771910813862442201064031860081832030130694975754851581193302384626828951224624177905402799
term 1636^943+943
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (3,031 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008058575 --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":1100000009008058575},"decimal":true,"detail":2}}'