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 #1100000009123519806 2,515 digits created 2026-08-31

Value

4322054280715459352436447914952773497592865630101378873399073956194688124411069510298793350659497073565199103437897073746822081770057376155873850839750112420111176986513534931876232708663722232880713466476346914311022670304464789428489613787625398113451787683032598437233242386548132275458389501084689946972957006053809307271028606681238883332335934784940245017532160211463355214771429755721852903421726972532407879425466228303068231984331364188509218046313612420831347013097199444784713283644859734404684988604293166290910147824933965878501943472505694248863311469919425398446430498747715527061119522164491234560174233184605656429881738570567676681521905613856332115329845680678225912079055096703349910804185586686089128004285481869206900059899150007231840152110301425755611370544098026023165770072234811682894690862535118094569262351472612580103374094152860086298813433673656970881482155300741774898177840845725879928449378151453459561521785770914325196278218567748521854793200572542560609935827294781608082434358930885941765658500535830151021685328280192974011369086395686540138008690148999298533606020782958907421862663187690510004227065928719488902542415317649102663553599453042261503780604003823976960864642763717949670597605358482498657160987088902642700568464888406486474893274965947062432062289146317088463827153269139875621091029557711000942642268682949789038473813122473308190516004892064466395667521803997375088417201066392977680203446216006864680730497814216768137799131165079228233111046131405872311183748485083937928967955170855086212280625467941777118587893356183985645450785780037905979602911713144102555584885566880801449964130032122473554691401534173301839594311063783823018474782999046870851450611855318668496664034439884404805959962125248357787535814995242317265639048852080244371058061481333026203961625882506973877832413930134450941580517664662085951881102241068929572283008249058714032137763264862677279771455517541623277360862812902147996991005337649888360143508909205224098956282881627871257368686458748017979257031196336556198514636874893128344602680515173075826912628071095614944776120082204258327863684007149846705238063876330898283231503208237051757072246124507404448256457823466519540999923435062571543052179078377250855054377953731756153574834731033895991033760360585203731135959956839037682874715191930811867342976015867466282186523324348078507277295528372579917027396985899977072446797032977751024210281634071761754165617575391502594834069292691359866612981648251487104149978207883
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 51 of the certificate chain of a 3,062-digit prime (314 intermediate primes).

Certified number3,062-digit prime
Certificatedownload
Certificate chainshow step 51 of 314

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009123519806 --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":1100000009123519806},"decimal":true,"detail":2}}'