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 #1100000009063629124 620 digits created 2026-08-09

Value

12509668440704731668147200465679110129783687446265473430238039382397295584357427902990695961394587002595235926246009897008578877749484639472497680266635328756068015762969566741191362136203313486080338165261778140458719121153029371531763832829882069925959123371845886320029658241740245960634603007526341954303632478176958012106107868241381230738115277032815272588399062146580155632331633840703830264214637661936436067743796346160034120505732025202345205919740039751275927250947963072005022359459901018228312939172723469641204961491428523559245712337344380631470856590997840215612681588417277302357119222029658728367796883
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 88 of the certificate chain of a 1,702-digit prime (134 intermediate primes).

Certified number1,702-digit prime
Certificatedownload
Certificate chainshow step 88 of 134

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063629124 --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":1100000009063629124},"decimal":true,"detail":2}}'