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 #1100000009126645773 538 digits created 2026-09-01

Value

2752772278611051713344094782517918600678145784112343687521600116921081682395058020774758064947338962677731983868524707147369442527017974682797222337621465828117058922437765517363558399236961859634064429145422034785951775786541460456270127424459265632793143757379967119933414435112885420194672364422393069057811770957052065539495051437946869895665589618150732201344013913874099192652634146258875660615243049385686864591783856854242555027985429232440576889224325324352364612605685631247254677013660032943296272253933994516377042772694022249
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 256 of the certificate chain of a 3,110-digit prime (313 intermediate primes).

Certified number3,110-digit prime
Certificatedownload
Certificate chainshow step 256 of 313

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009126645773 --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":1100000009126645773},"decimal":true,"detail":2}}'