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 #1100000009053896554 674 digits created 2026-08-07

Value

25156101607517004605362704150503164513620588393122971472393715253257121721082956841950917619396728153946874066577514240692907868138582773489262945576551354850589239627379864587300331957275685349573971103458535218208243127492355347149952644103018349111570303448732318576100245418566535751140246086790300855903654933257985725003116202776652489600171581282477127412007328876465281308021084753170332651127086771069659705609291805210980999339760495019624657522728454677786725191126403415876160026379095438089576073024412762802227087505700329581140932545319351079867168654923058155767731479225824177095034627289647501792582202964913255131837628182741226860951247722706809746553429
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 82 of the certificate chain of a 1,613-digit prime (135 intermediate primes).

Certified number1,613-digit prime
Certificatedownload
Certificate chainshow step 82 of 135

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053896554 --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":1100000009053896554},"decimal":true,"detail":2}}'