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 #1100000004972255852 324 digits created 2023-10-26

Value

171286010154654922074992257779086812393963677729701671617094192377249815128741514849214664070554306457294324184052803916218194130639683680314322381043485170415695891578190133221406748065263129281275412669267814762779285466601841795545519354522927867599024017581281252836498534473210584677151412693728088521851754905541438121
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 73 of the certificate chain of a 1,247-digit prime (94 intermediate primes).

Certified number1,247-digit prime
Certificatedownload
Certificate chainshow step 73 of 94

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004972255852 --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":1100000004972255852},"decimal":true,"detail":2}}'