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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 #1100000009065598226 1,476 digits created 2026-08-10

Value

105711703518954214326426231244528340532801051731933563324536449312613994534243315836525682238682370369678342793078390008744320890356716344764395627463426689408906945624270393182864972223806466993632067494022526967040565499350926234440261960702804461135336491364881477330100074610489962154722259956140980556377948847102191420653966128729172971179682085031220044022852725240730536251952000702601831514444180335381962258498984008172256336097541710001113381418936492902396531982174234303691294804680687328174806957888275492547363733185023543972682578275090192201978425402678144125673673827332865450301003419260569232905666571330078075964825307663615017810466788956482860877162933709828599544424494707587249492813805280235628780077963000361783084441632445454980147521401035400659015091480437243547577291057960647881328097096351223589363936520468877418076241658533059759927492425196242212137884813903187086990810294585158371302699331815416291139523258743510201071046423425396298537649110687973576150513148870445328139000150944675639369757759290991953037034541097764155213184744528773239334460540180563525599330087216072213483631039903945187242720479634338489232229396333820786965388828228419010979920095964814033006481289665498685473127596414301490348183477565940851391485708489391584934348502934409236899845682224548629238388015077439334002914212667954105026740535927543926901955915200831170626276097121211846533774403912123622101703669992700076771560510499576932445665142507315349
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 1,772-digit prime (119 intermediate primes).

Certified number1,772-digit prime
Certificatedownload
Certificate chainshow step 21 of 119

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009065598226 --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":1100000009065598226},"decimal":true,"detail":2}}'