factordbrpc · fdb
Sign in
>
?

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 #1100000009048725801 492 digits created 2026-08-05

Value

478419261920904844814465274434501513760382655324690124377255744695227748367474430962535922347366904099180929741737984693548990580952797128011221570575131089772517696310472869954275813925596017485008972938555124800458040159230077964713441773078854456370446466575811624648651064456774124589376266204921118370775533043234230348750404766120140141769882816533017960044256965797830031252677408753397377791882926325976137571209191355989381425169552295334758341518076114511996952243966034508333726539
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 1,502-digit prime (119 intermediate primes).

Certified number1,502-digit prime
Certificatedownload
Certificate chainshow step 86 of 119

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048725801 --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":1100000009048725801},"decimal":true,"detail":2}}'