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 #1100000009036662148 447 digits created 2026-08-02

Value

511999690429050361754246562642854080619414715946187062955521774242217887658238108796260482662621654742719229511138639883921586748607008307679189995400012859199459704689682852774476086875627321601224262610670319318678885200667072211230687198710851785225624825749943361325572255533758308660497452789624883185575111352604540346871963405441640557237337387363160516779292651506002410098586229781753222920403610520361790102655660931819972572184892074769
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 1,236-digit prime (102 intermediate primes).

Certified number1,236-digit prime
Certificatedownload
Certificate chainshow step 72 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036662148 --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":1100000009036662148},"decimal":true,"detail":2}}'