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 #1100000009061477926 716 digits created 2026-08-09

Value

47355594101539627661372051885352104724527265847329258155039696197697556440424432232441442671680505101881340632855976159792977744490746618727774417779935127908212008311829361412897132770861771156463339876322676872795588509718294041019619140316141404599509732922494583246973674753205359770423414521915401117330944712612170693570982595482836377148428179777219472576443447993847036932740649750979756993826934284650833443753633596765724423365822572538877119068569518127627487420422835565533516933372362568514539783310263722866293296790874193332323676828054307939290764434725431501633248794244065165926302999704724777266634175629159509724804691011608566107665255887209161347682378114367078093446141724791311990986312471923
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 85 of the certificate chain of a 1,686-digit prime (136 intermediate primes).

Certified number1,686-digit prime
Certificatedownload
Certificate chainshow step 85 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061477926 --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":1100000009061477926},"decimal":true,"detail":2}}'