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 #1100000004972255891 278 digits created 2023-10-26

Value

21560664905861875893108521986192624456901365968249684226312832455603657744519107158825275121194910397828201250729332967410593938235646173872772112960629630694854146915610978188242677560420613973683905465802145226806105773165367532975984899844725658295515824457508453430020033261
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Is factor of

Primality

Verified directlyproven prime

Checked deterministically (below 300 digits).

From the command linefdb · curl
fdb
fdb number id:1100000004972255891 --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":1100000004972255891},"decimal":true,"detail":2}}'