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 #1100000009055593931 413 digits created 2026-08-08

Value

50400445970913411355742934401650681061783072670765683333656688457253413293948071723877552017559562154801466809103438737235672505166086106693709482977057447103652131446531920233368182012377591997926514234506606435758064946857845735697375944927426956391864730674844211706878391732448069056936957044188570561168686888080904716542746964832216202646215151115481142315163338110368461516882236519736756438459031148902837
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 101 of the certificate chain of a 1,644-digit prime (131 intermediate primes).

Certified number1,644-digit prime
Certificatedownload
Certificate chainshow step 101 of 131

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055593931 --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":1100000009055593931},"decimal":true,"detail":2}}'