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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 #1100000009040260588 1,125 digits created 2026-08-02

Value

779596818461421744807947328843881161248263197664193333900186269365441934027316474420082462254005033253446503977047582214229522799765354485507592405539954556587462692669969962913074396315382454496978933722086028522416663276990472843329054935084700399169003086933107457591261299291767070527459824079600380080908728266844673230380706903298241117303776895272533848431099357239831169201437137997145276171468222298526940714381287093530935815898511553566202924468523261431113876595041626637741563543399183844741082227980285532129461543537779036588645506614718211453496467571288788429166554275375674394706711080612487012818829827061132604267587474764783801212930456017381216567090056778570474751943856744882760665041155142661614625697206254660445314527063652338864000165094550844408266516164078410044663767699747221354985224744160921892941013924346188876966459942878632115856617800381494375563808863224295712339285490675595364936455749279826605001774242312794641479244807607854199769978621129331210414155207802120847658027933181301015813113460031545123424906694830654663230075291393584768901456993450295895739074382565048156882349077
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 1,260-digit prime (110 intermediate primes).

Certified number1,260-digit prime
Certificatedownload
Certificate chainshow step 14 of 110

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009040260588 --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":1100000009040260588},"decimal":true,"detail":2}}'