factordbrpc · fdb
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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 #1100000009056517006 1,686 digits created 2026-08-08

Value

647520783526159438325118060768727105293612148631711882370405470188987664062444955773939271594148761734669264267403367857229866024341742319353825268827311536028814192864431192655031411760479416472282746463292284186215715564350081238023343601030716158966178976670435012049971827132563606703184008792621264674056065464252220701036030274660326200693775261652194364179106835219846385531121319251662356388886217897230406291392967888187136944114203829152706340538708530706441478105117665880060000897495776525721963323151963472790309216058410575160885209702383994497208348366216994102955156485449604185449706570134405587786643230498722606719145607202434503022813880876722599471716017340233300700329544508057691425388534646046105233562421247568695243928834594201500673323753202425725020258276549088597844918956549202243109500719306542452757432406862536953761131948367152066974917395396483301188536552931490130160484924127825952855558563994679229480209516765556905762091774920317774166978978932547667858886488520193500126640177651473151159936888034910154562364265770423214985911704714521318296057029902065257656487817355512527460320522877207558588250442107334858199599558939297949013679349749804707233869208857632621944757795643846731322917005021236926094343749707737024029824210848935505550563064104241236347167318460690949813046910842518832200117114753001641587232219036791631312206889486642441819126999349078938258273094140585656294166018925047267160670955954117558429146858484448143751860152813410263449853112242190001804418326547808106085656468577196335360750956322465294963392720180174103549733134286970154086925121539947884777995202510038364762361405429039945299781621832857929153215397691
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 62 of the certificate chain of a 2,434-digit prime (184 intermediate primes).

Certified number2,434-digit prime
Certificatedownload
Certificate chainshow step 62 of 184

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009056517006 --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":1100000009056517006},"decimal":true,"detail":2}}'