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 #1100000009055124802 321 digits created 2026-08-08

Value

312556322904225660314538187249097413849335882182892972523448266103889032948856154827308865958853908165001192648280314251497697159483831207265640097555613204411015010802115842683952246119007087152799422318551387177775367528874836971145419307757187883807536794180338104100632184835994567826541939620403644803412945088721907
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 163 of the certificate chain of a 2,419-digit prime (185 intermediate primes).

Certified number2,419-digit prime
Certificatedownload
Certificate chainshow step 163 of 185

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055124802 --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":1100000009055124802},"decimal":true,"detail":2}}'