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 #1100000008676370352 321 digits created 2026-03-10

Value

300221052380108606052473752332901810065026444385699236241535233306512847304123618193113937524389337949353040797411376333243536435040243815061280146546525530906310844476385209181605477837084305151675962999708866650187807008395481338206621040597261806453262523598251717297830414886081138510228313985745835202940514189308669
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 115 of the certificate chain of a 1,425-digit prime (153 intermediate primes).

Certified number1,425-digit prime
Certificatedownload
Certificate chainshow step 115 of 153

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676370352 --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":1100000008676370352},"decimal":true,"detail":2}}'