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 #1100000009018861475 495 digits created 2026-07-29

Value

537107234580636121884005404880762919442058984496021220918575908502732115498832727566885622032565082988240360095054873953311864815782657256892746626489190963552364998448483724056269139483002150462335779568984010131766709665933194870516575950815954141307676733639891327543254719915212504104193874833888462580403434582996605362321814056538211245901930328955892495084005475889647489209173090521362492921375686436604368279660175292297228106764436943697396295346466138640925107493996849991219324197883
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 36 of the certificate chain of a 1,037-digit prime (65 intermediate primes).

Certified number1,037-digit prime
Certificatedownload
Certificate chainshow step 36 of 65

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018861475 --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":1100000009018861475},"decimal":true,"detail":2}}'