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 #1100000008942580975 332 digits created 2026-07-06

Value

49460544557848361803080445930812438011297251526601836558432448942798776674092105711564788950515655050972601911564958902203335978102561667320405310240221695107009640202868761298960912512728150390093739680308269021352186680329879656906014487409474093461263002679065317630155747585021866859675558167044857112288654883479729250328482563
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 188 of the certificate chain of a 2,801-digit prime (206 intermediate primes).

Certified number2,801-digit prime
Certificatedownload
Certificate chainshow step 188 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008942580975 --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":1100000008942580975},"decimal":true,"detail":2}}'