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 #1100000009018820171 597 digits created 2026-07-29

Value

580727463415883680907463811298478100934186344335190944715060223677204072795494932724369540133458291606648911488945841321788324725360416549556233597266097143348531946030034505152998089846520664142935294789654590127808969816434084575403182359375544928284782416796193561118484593542540293184412479691194531037908559551317970740769315391879253502882780691826459238154559909678019008510599626645843897665492689130725325668220293087639425764128156171983694878749761212783674458473479555158211146407993219433693208438655841423340952345862970997040615473987038335556857085331808777456948523881923466324667
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 1,025-digit prime (87 intermediate primes).

Certified number1,025-digit prime
Certificatedownload
Certificate chainshow step 39 of 87

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018820171 --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":1100000009018820171},"decimal":true,"detail":2}}'