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 #1100000008676458263 348 digits created 2026-03-10

Value

356865632023676713207854843978328056486692029369406242951133637688503625142638485816936617966386882198273228656088795965422929971821740014701037716034229221061736833122829125117987180315036954334932485402259935677638688103094124650481174071878711208482700399805520169248401728775096337816605344088921818847259618252524173782040553354352361457486093
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 108 of the certificate chain of a 1,441-digit prime (145 intermediate primes).

Certified number1,441-digit prime
Certificatedownload
Certificate chainshow step 108 of 145

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676458263 --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":1100000008676458263},"decimal":true,"detail":2}}'