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 #1100000009071048563 661 digits created 2026-08-10

Value

6774443125833074024933324083027905624657066706483418050881329948283930836028084333541707688364614463563027150812385650633818673703513790488341756443614170032255289000818059887876754384152993404602597628209525464308528936872862802646816008519084617663200546791475675074239258772770190868573374757703545728253139154113529947047256679879215293053901204088199383057463707649899516399066860636346872603050271964438829795799736228350801263890715463221580325282234815069751823178232941536831990520122154413607791321632553891942161535521718026270822557616363137680878123271247210758583739619617257100072298583650553382731666374463163380971407040846405888102276485886553
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 155 of the certificate chain of a 2,643-digit prime (201 intermediate primes).

Certified number2,643-digit prime
Certificatedownload
Certificate chainshow step 155 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009071048563 --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":1100000009071048563},"decimal":true,"detail":2}}'