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 #1100000009075279726 896 digits created 2026-08-11

Value

98486092215996760604181289983554559306267995503596703514533104823178516480578952559082557002473473239878423227787118095560273873325957008253668038798917826253908648852133406235540379483680699108392562790262511158477003681296962031635250416397688292348406346936557002249916719934070274611615554602869248341194253595226599364542448592008449845371549884788765834547744237087834142534786832085662848389555775445973699256762120609893817847772186810793494135674147803135894844494599108452889789574511070568747905822960106566186555331939888742846213177148830457464545741504772940555842160193643508326997312129127765663914680881094638537690882419619002922388412432524238862390425182824433988149745074527736511459572855427563750412785395250868471851503832865738318697957531737173270767412227697334946617009952578633731528923472536837368953152258266227779470737529472593073603077456397398357387980172397949
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 141 of the certificate chain of a 2,656-digit prime (204 intermediate primes).

Certified number2,656-digit prime
Certificatedownload
Certificate chainshow step 141 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075279726 --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":1100000009075279726},"decimal":true,"detail":2}}'