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 #1100000009063857207 2,537 digits created 2026-08-09

Value

95550326917314322191926438516387488865811310258095742756120797937191262125285322505261891727048097821768437548623215589828818739949740860418380425895533693961214734299985768642606862789780977125463531763927080734104646721582459640715001903509907802032994627028552506527233453633851993782101947557904846722684610598664481707623774896868393186952898710618302625505334339020043194759047616909323745706274154427148740864411547872446280274643046388010319568805316325596903509500299911877912863443014025317816585514033794712988394129619017489662637200401366202284092181549318537028897567940235813757483249727178639902382076999228722258564804367887421834469038001081202258251155308977599748966048400560433886764965270899714296850589904654942296213467404944976971063125619437851478779269390760624375235524343803116456244332217490717518040062124287045983791633612717804877851625122096707575969145833614771864229356129185013217989982442748538055649689409437137540738660601111801804313412325163245431504434593458991492163515046545177951598215896540733437136663359208331940031699948156948928917863457655677991650791266971412822297307187488490300253100821932276678339332314481498620636251192241607319830451698241358699817239805930393214919678321578276548303441261703655220361622094972824600762159867542028957024035857323454759219242979653875786205034018802325816747700886607057362983044699296810678037509175341088440632978814662624490739565258993436027980378550909764211759575610290819205751705772273552092809985725703487156415954081156126900122860034260132063913983103823594694680165888846009538223771603232006999289703794849636317168718661380424657796957954141258121603139348850997919780382712784336830675776526803583498775204225635337798970674789888150033679072662183820519771047121804015595579133167373906286485408455605344014674611430620257601174582887401823462859886567230661684733367980549286547434455500922226064815736643647614412372828780061357460624395321347097595597689780855437280597967163259445128364024042843198630450003490179805007465181693340527129559597015640200963643755900139029426439182281571716608745839738642673327823556717051073543149590727549105272900118181014800915363155469992030716165704467203306073747341290700883403173772505510353567952926405680633981182371382506120223083644487330603274654522989424523690637111088918031148753954836620614022225709937633105609061948105334160229746837725673873828146774824897939330613137654397082928460854497574314564256625613296094033772779702576944752952349682824343743536856928538985311
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 2,571-digit prime (190 intermediate primes).

Certified number2,571-digit prime
Certificatedownload
Certificate chainshow step 4 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063857207 --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":1100000009063857207},"decimal":true,"detail":2}}'