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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 #1100000009041828837 1,182 digits created 2026-08-03

Value

489542022901233407703655649764993989142324069443008817642591679770467693078459734052318275045256984367744507441574981565291339791479804496414554609576689365679136633340606884611045336624272961232354566500572178456852391582898048734190069801905568876483886145416183928912424270174688985611512384964218575607646963218673274048207502535905431281282904038445642458795493597802108514749180898373120848421068712158294375857417179483404265846031023044144494321748703870666516447421765574482318002434907520214019723336070777593812026591480400362210871662284168034815951780426488925228915595812370446642161269410828029657902382799161519807594200553430623872522503152689241173962859262737038233871946175857694009892629184163010142332382963985804945330205344318802520593647535489197925022962537324203320261450149455107210289058426522505556334856560755750407302269305770151009594417999595718227128955420343174657958365687315963650856065765538739768609763938431594402678638863256591650460047369331537898000832553467402668702842328747820896748448092369178585741554089884194293157313505569415115493407774857078233618323062012688356543689626341693069210604697988585409157111342208301893249518490087
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 10 of the certificate chain of a 1,304-digit prime (109 intermediate primes).

Certified number1,304-digit prime
Certificatedownload
Certificate chainshow step 10 of 109

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009041828837 --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":1100000009041828837},"decimal":true,"detail":2}}'