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 #1100000009043272617 683 digits created 2026-08-03

Value

41678153829306888266884368511942492432519686205288308894004670093732697978123697228133749395786034325182197947149069929663352620413747846057061071655461165496014993765924992461996553404034938129966653769947192297091851829553805367469923467438262429548004200708861963234502501347421547900309826062077147851399417302309950994976773826610393746165508516079124896063993007691200486790146818092757660777784783014345790445205079821773473552449510309452539403384434187161174067064764542390488168150741642324000156739633605959620111275097086064173234950380466246868337022267433811967682254280403152937906521110566791887040608866660209023919548444151813835532569867737642025149058022895754371
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 1,354-digit prime (118 intermediate primes).

Certified number1,354-digit prime
Certificatedownload
Certificate chainshow step 61 of 118

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043272617 --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":1100000009043272617},"decimal":true,"detail":2}}'