factordbrpc · fdb
Sign in
>
?

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 #1100000009051207286 555 digits created 2026-08-06

Value

200380935436918122413666519610227907953138470534098837839704002146464517397302561125491885980731757352024847493640650305856979718814259950121958899259374639466110904118431361237503604496015335195513576103193533954835192004385409464983317800409253020713633609068288268926361314432472624717379320979060680724910332199313687960591356026414746231986801064041854084382219067831828101554225555574476851562476249282547980211855185128534681500986013653352716444263457367196350555021073594848399066349330098430259054715502506636247544332798671052715421433620047377
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 85 of the certificate chain of a 1,556-digit prime (132 intermediate primes).

Certified number1,556-digit prime
Certificatedownload
Certificate chainshow step 85 of 132

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051207286 --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":1100000009051207286},"decimal":true,"detail":2}}'