factordbrpc · fdb
Sign in
>
?

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 #1100000009080658787 1,688 digits created 2026-08-13

Value

22198839443175796459814119602351882358672333104708988541725878020658631588510366002755752539403486826397415763243031180470668151341961522131520071248180641029659972030971407216059365075384314507192987285905352368491871816603748960316794628324015535288452919764863192602666263675379072826415837405711147055101899176963954046766810842154731215797010426651865222490490034222914091385774774840822334362114949376236861936146056664514170500834525142799160140679481526471571562273979207597533037719164098562341933498554703211628253178534603126224861997500241711621869072488680415439436293499359113701009716594561011563259971981770732899768205942540824181238677620507144926298767075633152446619258683680482292965721832375135028650964329348797484430222660029185315533541980914809368813479203805742619777689820923636279030734450795048128026924489824978100345816265321139352305508241289063244934407534182063312502096836081790383235102959986143595383763839377852613054856413617810564356850423936025820689732652666839100149882043146192307933358251790859227956661359490267461419135799560910853632914260850864572511180231740816441015367402180014796837032105677504920204757923414546440946906528796998744978265329365789830464937352718730630188325711177330850889056024317459487738864433681010082472622500706835380715394686303928015895472759391151364185031952244755589840975158491100783608068622834704370059291225692532165132476447868180086601784027131348691095907143399808176929610346537764626218829872230588471440355711871675139578434026597481872179057763925258710140995845874483870549914127423891749643698033851495059808069486613644625437282924371526308360519133888128890387865538658051527407771110201893
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 20 of the certificate chain of a 1,926-digit prime (158 intermediate primes).

Certified number1,926-digit prime
Certificatedownload
Certificate chainshow step 20 of 158

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080658787 --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":1100000009080658787},"decimal":true,"detail":2}}'