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 #1100000001574872577 21,997 digits created 2020-09-16

Value

3704499076…89<21997>
term I(105509)/144118801533126010445795676378394340544227572822879081
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (21,997 digits).

Certificatedownload
Certificate chainshow steps
Uploaded bySerge Batalov

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000001574872577 --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":1100000001574872577},"decimal":false,"detail":2}}'