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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 #1100000009110434926 2,967 digits created 2026-08-26

Value

680419098985992718484814732370363257950959183397986216869662750826305414064818328610075088774589116944970245339343706681383767828064739956110519133944718547644269708294446653805541873049275222939329538901808737345497566135333711757336735365766087511726085069333675151623122233687352645797211082090775490252240020311790158341639741042560395136182580319012903440845290934549469219908316058210966202149602814752150000703988326004272361907076408855885970645563133969206479553620339256097090562818900433483219046303152339423684137710370519540641404148812903407340148631180322965183411161724965347078729397236315065460685398458789887431474020440939330758215997355186549492629627785676093880183358898724586627006065850206544711642176727076253281860202855488540111372248308380560203485550963148645681223270203485071127730343313625355318663015198158038877026005468024873286221163719171200937186330104645453621350243627347543543914244940051497574798591084835895424969166662524064839064938770493895865090472628601434684513005081590082000093383085597457618100511823865735799538651344850005221255231891234418399140949512947371363629401018801266965395352201760516140537254500586138976993713933086737188340718367834074228110879893261697101702828218122746873329429998485713575410517584577073318535671945628398317509959867147434017582333513594020837419841864479472098164308933009859386013046964621396923235531210589726443823568429273176924824282134563134496614979664441763079143452909936171860932857547839062072820507501479122642239927679513755960563531908296954928652997665197930481231100595730334977069220943481390015027215610682569865418098623914980852873923746713445257407442871416538897623412633774331901699630366421223167391251029640584051620029703117578100417356498961246767423312168498898559933852012771293057699683958832039530432691863518023423577338013320540650866667691897317213825461466955144479285824681124695663660327293888313706322518408939214891262156609269732431899416998748295821580156815762747643168416880825213912510012383850314425370095930394415931019950512679390647731383315185810418823171402740396457294773566430187521471246851180717389726382160270743883960856023294680148236741249654773347109280548252986565896936661493464997260354661675711751590559008000736597302084594847356066180938538079432777723495943599547238206659866034706424905558999739350840037246176996221403179596726079533224418141762131580675570671046117318233760790866849860857468022737550405626375792950697426054921828691972066221068293209907584259195076606957772900062404244761345496933657677895106565537929050203935094686955759508312505799348223180036588007460604025339927940223918544463143845893967327683946956747365799985006050624200992289605439701266619917405891001499929280921197041293777346317188208140697592127837476126999465113267793809109074015567040137296951961875600080279228518531397514874077875332844822459819306476590155963823323796503758721997908892130845109160913655185752152811
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 3,005-digit prime (214 intermediate primes).

Certified number3,005-digit prime
Certificatedownload
Certificate chainshow step 4 of 214

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009110434926 --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":1100000009110434926},"decimal":true,"detail":2}}'