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 #1100000009012490475 1,624 digits created 2026-07-28

Value

1238765141027904166543548303818816741306282518316849057785131472606920529553035240914621097854437561659819374795119759491696425670689058352268237309512819146857339277885285572196094164389509770033952215187847051516722315942429182441372590875528600878478616950930820988986409208290354199933715479371589305430494607689053087318366731579561321517253021983971099719204043196977608405043617522903228965244262059599866938411218612377985860569237287817187810924754605650302039588723332101877692627531164873449138714279750873996571511999428336682886496023686708340562128695423583194809790893053997276283059429810552975354401672669308668167840609417246142538127443286070713210645290441992528758753510027825912021769347148136015819800440682039513120127590540488755703919163372835977387773596277621692001252061185239814533213568148983873172013771501128029965196305776177879794548174379023638078852158558568117079713331035501688596856985009993719451553915688975694549084081789719798406288197614596344445063201041521952739989955034309544249546240687245791199114147736823101062154366355708578683362948055550676858607871069103133968497228180052255770022689392862910828851515952260482618149283821737915849546647011109623480712933308770125033240554052703078534012455669360253469247381550417243442203178632361866069995753436505137777002343175263837372067483620668934880815553552983545653107765430508372363337177405913367365245286835752103524414306075602486427492887294079362152427093313523190227099340002677165185447430699985151850387694762905830009183311175761735681866743250206007835312876222625277742853821644575934198533065580947776365213
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 2,692-digit prime (195 intermediate primes).

Certified number2,692-digit prime
Certificatedownload
Certificate chainshow step 80 of 195

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009012490475 --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":1100000009012490475},"decimal":true,"detail":2}}'