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 #1100000009040811605 825 digits created 2026-08-03

Value

573743447974543008736998394724319785589691081445657962274038232134855291940440457118474448552531804616699967901992127958173552547510553171412685468923793701285291775391304223581340662883241403972077986855502451217479594438451518732319620754383392861450401158004490818091968045097321609398945308460024464037273380799925239083531755739192803259111212458115292186962772975911746453626555193818438585765260515195704046575406071352682533187592211724119778399953764557485161040937334081416636859620236565314853435317832276570526002866620353551432026440226665122930007209967677129741716135971164457978154636751040452941219700676676847490230801885615254668254036720519609837759107962590733491273140588808509008517637184262107326472532553858335452756590633940767067337076268058436562081884205496665160770523489525220497178705988745951
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 1,282-digit prime (105 intermediate primes).

Certified number1,282-digit prime
Certificatedownload
Certificate chainshow step 45 of 105

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009040811605 --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":1100000009040811605},"decimal":true,"detail":2}}'