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 #1100000008549031265 648 digits created 2025-11-28

Value

495234833682202037605768235817573372073180465452199598138430886250558085960221494090389597406124904784221357580234963835780659887543396773831952832607952599323900692046995221347552661852315552198412147106528308994314891434593028496529258364727995546146116226301078123670905327400232158237067289595107890740065498135160078935228341147665737257180033151307111145622445403630292305301135915895030167355048255993396016146858419710268431067537969582116481126253996687324660254176475675617820362368826770668478381363177150614632911733096114780738922790789749189695019442866372501029204753843767694038775006818559304309934321271825300767535682949234851057
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 136 of the certificate chain of a 2,044-digit prime (211 intermediate primes).

Certified number2,044-digit prime
Certificatedownload
Certificate chainshow step 136 of 211

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008549031265 --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":1100000008549031265},"decimal":true,"detail":2}}'