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 #1100000009091155181 1,520 digits created 2026-08-17

Value

58207683169900633982658531493452702104489660239970826567470647764665745425295525612199433791973295959314086068946321825628863667689910729752823881933420445543619383635160673889915582167866314439954106449839500880244928588281324535652997774172532018196771082030087625268261115368621140342180861874125055330309615660141621777217490104098543834121256880751630413728582202091991950582694158915810961762165953987485178193981883549499045911187365359723185782210219489795691542942605670628748302847728953134193413877308691322790447813069410449186311504709839659861840842720349877563165766940429700112270578671346710983319034525727835141258437741986777233482816340418659369808980259154163813899902462617014302052712204367033548602605388580194027264993667355331798325272711583314609066328748220103285780812136234885967053055683880259445274008114938941467860469140712383486401708689223079839021184098349709108749425399715591640675907953454656637605289285227259931266395546074381407550442764919549943361506640521585144863210451824386055164127457551433032276952623418460602132378871222066586582589453558125546534021490677674479537431377939556615512596068006620045941430417511833700136966555589268980713118657899255509703060628798034155620184929247945239953178014987867886107164432817857864549700698867534069601799638172570450051624346686504295667763332434970560253626342897491134941839708973647602159354342451882774562465011715866845111294120047674308075280695452542688646703637756816213321963969661353417555646191287650196956929697
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 2,086-digit prime (166 intermediate primes).

Certified number2,086-digit prime
Certificatedownload
Certificate chainshow step 47 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009091155181 --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":1100000009091155181},"decimal":true,"detail":2}}'