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 #1100000009073140840 451 digits created 2026-08-11

Value

1660824335976615395033957815118479566669905836331454295285551098612497406545173615045841123493899892880381814958241825167595738957485359126765054149247529705477348286346470349957036300709609640240740147323167028697725913184319145635281933050730744834880666116352422402604894794463458117688379962850860751084615017509138635879976478168390230012197905518352895287941670090272304461416700802631117710531620844069657187500400389492012648530780216604601389
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 136 of the certificate chain of a 2,119-digit prime (164 intermediate primes).

Certified number2,119-digit prime
Certificatedownload
Certificate chainshow step 136 of 164

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009073140840 --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":1100000009073140840},"decimal":true,"detail":2}}'