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 #1100000009055124776 382 digits created 2026-08-08

Value

2783617242007854461469690937169086887239224776853050085996008373165924359842575124897500717738541640248841522606799346540942541688523703117308843864361644092455681592784060115722579258535567319806040963595772794490602242921171523649219927277432376169530041804940748335640758750953649576261026762118430653176642569079934438668259904692780659075810549293036241543600325546004862533767
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 159 of the certificate chain of a 2,419-digit prime (185 intermediate primes).

Certified number2,419-digit prime
Certificatedownload
Certificate chainshow step 159 of 185

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055124776 --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":1100000009055124776},"decimal":true,"detail":2}}'