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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 #1100000009084104823 1,838 digits created 2026-08-14

Value

14810809806931821590465407587624786648928995787608240654614509392436077949102838709776383872772377176911989582755044463703339951401655423639927913398332987826834136173773190475811609971330739093061330596918493734317591878479115382042310798751259194624098743849444960871661327321670244776326346858033060951972201881211827020585243222656760668553597651132992698011421534494922693138339874457050831429690607347111775231659584814198177359709058285778129959785395176821178733833499487861315346702876987404826230633795392350940267255120180569234609653122842838290052297541200839052377113166679088119387769399136186935567423652678749775864555506140015811054301318679094004761395212420773028520771265257936514077417322522247696962838444671341747857671674682881558602400547661597104710266419811734735660366796652534518300334283599444988201156120893856664122898498893618049068949466334786405339659481798883089718410731902306131010364724910085851571342738440042868178215334113868934081119077314094600938301919195093787038184089003727027458673937638490609890887067684646766320561527525374140673736556458675609043415105021648059623054432427189998891251521128790555065992621230900082020738808369950215994149684259073629413434283249141869249963224287363402736823937879109246417413597459610245235906902910928014262512114807338722792482425867757439122501090104635528480147217707234003117569934347968110155153256923407987817955699118077316144308540072159091986482211816483504244419222795682958163600072463687615304353907836863116066898300633394705961407738413452999082323390816999024935327896198956527266722871264936874727201984547507360196552263488316942651091296210040831203582432384470058643815117971155933610610691159679239804588569251848855428760521804940796080878191344236542261767241698049433602875769271705272835665360234501647787006008183802172051
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 10 of the certificate chain of a 1,943-digit prime (156 intermediate primes).

Certified number1,943-digit prime
Certificatedownload
Certificate chainshow step 10 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084104823 --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":1100000009084104823},"decimal":true,"detail":2}}'