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 #1100000009079526428 1,631 digits created 2026-08-12

Value

10377991033796457037130665588959968244923782343822808836413381618849857587210785921695255213284618555469334883198143087409244292477642368606441572180409680103696217076903031284172452189313706404049976779611314639860429623428387050379795526899378905895375512480354810729699467411807176246567182463807690967335515415832170074575423683303111342443662197477242776791034698800038575479581107873022346955903793504312652551508428626653894670116928576113565267106674950411477989586579961328949089763161670701341846820655234239142636789197067640292357580304433579272728526528273356890629382421983667872145579533839265362859647343523867704914582658935113164560485099436440936487455733391930086564885295025506406718419652053059910008663081572054283378619275152825972995791351123427326053089265165818130848660720338030684036257010492068163184213683392578142877807234965229935446746819776584069635558466363882581705914535308932414216822641976650864541154360530020492191228136143993850584295943701441490733600643484413863399646789673684295706526309856948491565126653525405895771862867834519681199176909009612945799331600978270074993687982294872689462456506290678155004394506568456278511075505335440009322772507499128625970809621194093090637151096604087061962095529191101595856855873502465805826464505943652150298628170843537024796984504065994976529255292410920440397407622789143934303363803047702916444468053887164129270835994189350358268278426322422513321172060869412199521226759800105028084485299093754559506011076569538876699226154147693215902310774956634495154159179745769577627632202482230551627190649509898673010078661115059246310104804499
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 1,851-digit prime (158 intermediate primes).

Certified number1,851-digit prime
Certificatedownload
Certificate chainshow step 21 of 158

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079526428 --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":1100000009079526428},"decimal":true,"detail":2}}'