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 #1100000009047525856 642 digits created 2026-08-05

Value

818770880234190487367344891127057400254399589363643365711908992130265303408102725954912810766810998236696393020404930445164955985660117682920605541749138552105814082434271894154247973360121824903179301000471359773139576487354033652651646985248156355213172576944947529019403934536333768574154182678915811206611482662167066240774149201446926142388402122761795444140043010198410897677128398990101531636182474930060807401589836539207003679129740839229631871481727517435812600700229331380012289139795917974255292958988644309786702395071644761149833813452775441962081677714730442600601681612373767335205400987146427082003720883195390693344690686003
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 1,460-digit prime (116 intermediate primes).

Certified number1,460-digit prime
Certificatedownload
Certificate chainshow step 68 of 116

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047525856 --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":1100000009047525856},"decimal":true,"detail":2}}'