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 #1100000009048955873 319 digits created 2026-08-06

Value

5235027194535036501608821809163744019353901441552277034623273173750166427793927747216262940027309282104714340527248626960746724617300607352258516817474585699233125471408327019341629680500939962281249766289809444959458346995767286226117988402315301471779573690653729663440276644159239789649743130091621696524776516521577
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 96 of the certificate chain of a 1,512-digit prime (119 intermediate primes).

Certified number1,512-digit prime
Certificatedownload
Certificate chainshow step 96 of 119

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048955873 --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":1100000009048955873},"decimal":true,"detail":2}}'