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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 #1100000009065277310 1,237 digits created 2026-08-09

Value

1875481796900572546687923213524878648765379870923815911889824290501266250617184869544234883888252744523492009236549905334900302928441403700146940850964482687435826355035124152433309390185600143650808705479211204244128374281956806372591619721382678030682306781243505663810457822383096133369042217259770923210538606807348262409257161071154119298473845477970789049338146801549834122505352099839725376215169140550209268295688370649249527389412785919746198804606666894261311222843052626104850324832285223865081587353194275347838213759483054854677888782379770968316778435266472273270622103645093353910726903453337951863563684320924774366835939954700807253415471953143066735504816701887138754121715283058120807760288267469211969208324844630704120455104820682880419800494995035008011897645521980465265434125324669205226115573975826835118893294913447910907707808502171841921877159651936777059217147636465196560011678879328905446446048616471536049656088340991557248321238820964367800885275475832773870474601057902885303535821712447836018692149191387070228979912267367589493239027936357121955412526053985422417531105712194329106951875604225016155130752091549564973117080796579395210539840805456219497888469838954377154139736159726723364363890865023
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 2,297-digit prime (170 intermediate primes).

Certified number2,297-digit prime
Certificatedownload
Certificate chainshow step 81 of 170

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009065277310 --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":1100000009065277310},"decimal":true,"detail":2}}'