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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 #1100000009054143082 2,203 digits created 2026-08-07

Value

1076242182251001350324816184209751272924852028046409271343914877552235498504491720846021689131688291977072822066726132614774397316870328002186976864878587152568761242555055781920457691765038845443758323180607526579013872226163541399856723068019167075812066033979327126235351958707215046142013722387568434220467221055963307138572688008496448988964251834458101419335569168983453752227188190383125360165886977127564626810771547554959523694711789944917625253201716740405082553102292404033075774374436049701067350952344569779214777150256096908863271808058252708482342777602555672102758910463664405575420695898740196440135071685332601434474882375341151848218113800183981488573701973180503172749608253982479100327224721225067309311936943224334670516472593127596204032903034378724110169798219526506001233274999862566120320150174656575525151946552982982081893653641529492248707151396979074828378100434167303360693077392483601852240000950702879625329166769648056489935239168830612435656393492973800445740242475420022254348269986882866718022431101774780382495713920622648301393349185935043205926719258643580066861790654729416666794403726641546082735024124640321947532274606136091976412072635697664564900968802412574969012988098821799494613335821375734158037612818339462653329236367279049176268787744678930179841024824761363301462087132866897750740317797744399186120104472322497166353690926420547740940756448899742000166881472503993510109773471155188685292901977222612726987346859542700429541588859360057177737830356759895445505369258390850915668021560185883310356225351990262672878185701463424032181280009972477476151058804133128324767762799865817652027021979092498664950494470757856428418008326230107360780001199268341429428054531581973958256850884336397737232573132165215786170773816811581823796672606514014388827940720858584990063517415346419591855902101246397073419702149735087872119629596696237421704162043052257982265033797554030909477665628039168515654389070146485733924621799549200644616580908675891637963058736477071804270716440047441550050393026292144837227115864090395296147060810422992340433710673099656143431546567637831344973257602734478197121992444581003338729904464544491760728933581236623261909723
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 18 of the certificate chain of a 2,413-digit prime (180 intermediate primes).

Certified number2,413-digit prime
Certificatedownload
Certificate chainshow step 18 of 180

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054143082 --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":1100000009054143082},"decimal":true,"detail":2}}'