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 #1100000007495394470 15,935 digits created 2024-10-01

Value

4646289941…19<15935>
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 90 of the certificate chain of a 17,191-digit prime (971 intermediate primes).

Certified number17,191-digit prime
Certificatedownload
Certificate chainshow step 90 of 971

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000007495394470 --detail 2
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":1100000007495394470},"decimal":false,"detail":2}}'