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 #1100000009079759280 1,066 digits created 2026-08-12

Value

1293269288595354141684670835015765065082082245342019753214515668739026246716512231796812872357345383440158674005822496943573411589181262066093069940439172580979779565636234969856935926032544300026863522436933405701618384280420704541194831663262344091540586759859013282651549355433793769604643062419839418069540305990078949091004762510287863615638581156561842220333853336784569956919935125289545560990054953182847749077896482626942552416893040037060542404882750924731219441107413957939967716164355023175630814291246439999139096520997771474670418647334493380980513778676658608057832730301848940339218775703915536294673983810762997364697847646281823634161133671946037853612461932101898711186127452390129194104567202330994751606473657952041437871101301093621537963037986386277308334048494481209325590559217032820074814206273557307658812399190440668602886390721213364971310108130794700044169055818218698213885478817682348829366748977244419116225316832005141603415473566735685417138510028051822726348146901228978819031132887724742839718232387074335028539399919211291036049
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 65 of the certificate chain of a 1,853-digit prime (150 intermediate primes).

Certified number1,853-digit prime
Certificatedownload
Certificate chainshow step 65 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079759280 --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":1100000009079759280},"decimal":true,"detail":2}}'