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 #1100000009047355269 957 digits created 2026-08-05

Value

211575400341937295007152104477543252463534650307069797986698375354738077846145426811599520023943749992239843274987050791900213346760080742420445576463860250486334743648578386415124981688846313449311225994930549836969384075989984274936785803251103224326382810562782577479328577729952527821924112313224985124151078056727339357917268435906736489042649964587096391677690989955556873191200556790350683456386362891399215812705685497831688834341635000267117275781652081064229496068357803864232511342146594131347743609694771899568702441667007103413561293733165404209122332140667604965851926540728943566690140994128704923791781926508153054988381317378502384708564435929989046300476809512163478348917497061177487501353504661640625660782302976887246908548074231640993216739923119337223360350279711138636210483783810674157625693380971806881156933876478021047762814718003870233628953247611037828264625784918007048367950074093143617122103944783848663698326752282869362649
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 1,454-digit prime (112 intermediate primes).

Certified number1,454-digit prime
Certificatedownload
Certificate chainshow step 39 of 112

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047355269 --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":1100000009047355269},"decimal":true,"detail":2}}'