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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 #1100000009104272630 2,247 digits created 2026-08-23

Value

111646656850187131031021922506284677301708450271341375676200061661589152771088515657580428617062998108936228097622195263858004335665249196530102526596557649580656606739837751271159214245908754506952414469199055322464144276726075842258813380115219011928755266325609681124588188241425191451952224230112637481081602004065485298364341902737399615104287062243702454239838321787623417951500798436182973854742626654041424789486483355007821327821001330221579302830782183452381942314999744132275372944253617929934654911583493536420843778618353713300995563034183658637473745717548002438334424933546640064197542493425883418878606603191357363858428199089641147260692174904909975209229923963288565553015102956542207050645452104576285854218121229721707349002658573648149534872572594897038058556394944089538180359232471387724017662358270779166088280023022320128753255187439336855938764317881255569981146698343681936737828493939267267351704960088342644929919362591443404207303655144366942853299468044469328872276593194761955988773459682615956401334416373032062365124149784483630783414082796350003296489117916464815218779440592852644655871204933609079027431736332109687836308825378407435584324224604793429443831179857262526544389946939234843388588129739776738417316694966246664892344917294089232283855763315686293637203999169481728085289258472768863550900929595922567169846761470958987616835349472430823849264072917393145295349475267179288372503172215537660323403615860958684128326786070692659370865291339403223046204367400357680015749528973674845323985390264050587769622739784042376798686819644827693761809560182232209657546966229165472193603356516095665732084495550549218322340009641056134685760833972017743101145348309668355627163648184372475651323670320197064768842626696966657208767793137937155102893357930422577759537127091266627589256047455560084459590903124091786281931230145722734719004065309262605650068920371822789205447269025352215165632657666860711609926382229199244445981771409263838867931564404184978922175672035933686638087990129021615421901312517610282458282993519120010671099042340675915128949729815405421111059919560689725579031678891291604593846812167881803001379051391547571069766245314561471521506701873150889818031857151470745235337622198103
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 52 of the certificate chain of a 2,989-digit prime (219 intermediate primes).

Certified number2,989-digit prime
Certificatedownload
Certificate chainshow step 52 of 219

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009104272630 --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":1100000009104272630},"decimal":true,"detail":2}}'