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 #1100000009018482850 683 digits created 2026-07-29

Value

48228143794447106611425896803668733258727219176309327311668522152874707396518823192880879545330497355430136676100843605436846233575237901055793057713028288017169043265722598586946347432890942112298344706047002474383745866756029823917255873120800848519395046176728163183093929949475103147696940425166547513597193106456139737993017935616712197722431869147094081932606822529471275342259962582394396111637779044221303134157526644341036206305298832249817334235135722667895930217884865851859743311958056170134076585472699778941242897101075580801442056311807803589881363297783226335836825250227700427807594334483600584555179696064721209402989746449774301750548001909238155720267582361421711
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 31 of the certificate chain of a 1,003-digit prime (96 intermediate primes).

Certified number1,003-digit prime
Certificatedownload
Certificate chainshow step 31 of 96

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018482850 --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":1100000009018482850},"decimal":true,"detail":2}}'