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 #1100000004959538223 640 digits created 2023-10-26

Value

1705144490826022222763736323664409640826182391775065804095446565078065698983577832928899446994546279622794645957748049312591246885786682215294184524227731003978741223447868030828396231802590469681647924075154848131956412940101217059146901394199072469157766980201649584324362209199419191913963131245625111426467748052747367493523839471636163139897944727349502475442080333090520760644540923987087512855024174852599278525152396987664830806856811204771231840332595541195370925617514304408954306799812760373076717518271736768847559919542251835193514833254528565568793885231593054648978134488722104966759320582493746473508325859970920901017097781
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 1,392-digit prime (124 intermediate primes).

Certified number1,392-digit prime
Certificatedownload
Certificate chainshow step 75 of 124

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004959538223 --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":1100000004959538223},"decimal":true,"detail":2}}'