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 #1100000009062631445 309 digits created 2026-08-09

Value

447300985342140198915325575380561720413107740665366212529573341683412530751735343295649750782721719980996680752593171458628886467825023767574716901727054211744999433823489801219395739446646606885604955116003686136852139210107525978778435278369489888501026483945775170494549051661145985227383651578509407713899
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 116 of the certificate chain of a 1,696-digit prime (138 intermediate primes).

Certified number1,696-digit prime
Certificatedownload
Certificate chainshow step 116 of 138

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009062631445 --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":1100000009062631445},"decimal":true,"detail":2}}'