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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 #1100000009054143504 1,807 digits created 2026-08-07

Value

2576560356134870105039448707546418740356373696691701353773189945043180955682613621929546883837127304575030997545761127415602212363464484436998359278974079788327788307541735317484436910546340680402493616823792948002947686726396000270423705759525756047415903734359320163640701637690813618981132369151269215949063152226634799247683959073582689796611693437008619276001915171062380913952954476304608506934467418945094366007318689680559936977757483000197797617921050246763339807160625391966570875339978270606505926981773404125680923612124448822718236736909807149389522947913741789737347221883447037600195813333068745974572741913936752797894694921832002190055870239655029537811878545618686572541557629462182417882467373097346495402370410088397059363183414057097103328392784314726347202623308332850172102674189822940582409363593762848916770543678933744629339869493847710637301318761676919066493825219273330627547937812285207437436728505915810762943649177709104593166543370521175281495891745925345452413772713717118258428384684607298673064703778912965801831260395948240581978576286518570468301364268244396670149367002547494216918639827963551587923825879779496088873429961052574001459000712696728982763036884827713311592637354982612541833531682154104818295164903573081565812147577863808652623736082081585449019763211612454107960030030187542727598070131574643905510308550879805947504850261052154474766344189500098322966366077218487712593631936083798726499205233295893152940020650234314341246956929399948944083482959276238708648206530746992037544731929195496178983052722413201437431924737686270658544366892885727240984599318812973347557085547719533742898822880957459770875578523550686897907404247056662062574604959187870162913446653106231610050231405851417158002489679395400362743082032705101622412486097205859040848451
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 2,413-digit prime (180 intermediate primes).

Certified number2,413-digit prime
Certificatedownload
Certificate chainshow step 47 of 180

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054143504 --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":1100000009054143504},"decimal":true,"detail":2}}'