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 #1100000009040930119 368 digits created 2026-08-03

Value

20298442401778721766238417965196887920870741320590859480365836740010944558158406049801555993818492609715852624708574485317757114506268884005509686590331388369940763406135392361091489364456113114196985465094592782388595969010573772079688480445214113576849954365087081581350675962152297884327038762685638073180807998084640263960874745531835800738332011815094454903322647
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 1,287-digit prime (103 intermediate primes).

Certified number1,287-digit prime
Certificatedownload
Certificate chainshow step 75 of 103

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009040930119 --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":1100000009040930119},"decimal":true,"detail":2}}'