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 #1100000005105551388 307 digits created 2023-10-27

Value

1603805819687848799803404401011618528184417768499041178369703113307833370874519078762797694163392329275746198114895746304401653900180263196665049488002853484979090340616832467258163562989594629363884387879783700764116467449133269483279907653883551961416221644037786201811726990829259887250232306227379370369
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 19 of the certificate chain of a 415-digit prime (67 intermediate primes).

Certified number415-digit prime
Certificatedownload
Certificate chainshow step 19 of 67

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000005105551388 --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":1100000005105551388},"decimal":true,"detail":2}}'