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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 #1100000007222401016 1,109 digits created 2024-07-08

Value

21439915326118375676908422254313095468125440854104742365354706503424700743290633652433637983138118011051222915225670989531085336638885129047706031399949563857524431042525040161353803167202139745750031036697217620228917128003350841879415800314344090289557081345136779212865508192217573544843766261873251897544628621986048383259394883902265705186408673993488162537910547738156896787327283509347987150020480435792257678382110695764105077110265654705803514591467147364129108331739353363104790016106447882791793329730527645492189934668114037034069455965676630562639972677069909298527745817000188435838533152774670254546895060672670313065782272847627431514584114229892499924809896692981614106770391356238700815859314324917173143297580092957390822441732704341867683257609366403756604528167953216787427602683066720537797373084263688249436645950833521464018657568183436723797467755094585728443589668117807350153487259000515816989606039598080522052599318671410365021077964727666094387956620722478100065327561714998001973170957907468406098181061696788181337081613712692517022767005916479835577035660116165786297680356469
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 142 of the certificate chain of a 2,536-digit prime (263 intermediate primes).

Certified number2,536-digit prime
Certificatedownload
Certificate chainshow step 142 of 263

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000007222401016 --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":1100000007222401016},"decimal":true,"detail":2}}'