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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 #1100000009077730843 1,735 digits created 2026-08-12

Value

5229387448896715647307979677052205583105678782931495167148858564299705374288010411385185191728712177857784696790561080295682494351266514415306364320996349519873680105034414331755952938918889969105992960772790830286161434270530467300247019990298794206045143578154439777719115397553335192327087515996877344917442382551930625886734277417251576223936492752533022729274334170239569187052480416987599549484264552931911557318744681733430761447615146133510061362767620095796452079169212882228085268042225238739520484503710901440730784883194813665094796438618371587810556598887215398667463460874319995624810667411501353997147886786963094110319875068571631319315999282933215173372599788649877071872795821279427669066164837756406545906937097806305387109036221894460024716401137464358957213382358962987008261845892116987907047190633794778063812258742120783452290777803257847891167114389622517366524907257892002343974188889275361011586858123829204452874244894149191725448043553271029156868165731466963329739126584016155711889327885384242554474099085636377650448539699422234626437938483970049306961800914172498429278388867558664517332701337689122606859753350012104234018737353127336728619219800519992778910131139355737794504505534485893075887416574842475304787162234993637484312295128199160827554155666836262960749737717686217625423022972847270042308489261142884415385990787330229556193365014500515404578879019360118362406961451976388347894805701833136069680740494069564355761166507228567399066684301526766914734603691682771411261502723994668879641839855290343501347880900738103902077270868027811174177703065700579413079201701989205831688217181295245010455577706753517147881695925677095023334954155902960712675841894480925602634490921285839702506953
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 36 of the certificate chain of a 2,143-digit prime (163 intermediate primes).

Certified number2,143-digit prime
Certificatedownload
Certificate chainshow step 36 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077730843 --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":1100000009077730843},"decimal":true,"detail":2}}'