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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 #1100000004940350492 1,068 digits created 2023-10-25

Value

148403285621971121591296540500141224544393990188907834181393931298451891243709216302823792599271391615432155893846679953275126448837847015727528711057686855701313365808018378908940211522859080129340848444286953704560307896952292656382943914267659111935160335498044657029345676980999677546945642358545311394097654182261952310128051973177628746891200139174070089601736641230784400550869659199811998378770370588386599136018699039970313147768002045589983193097782722621850685049576544797560921699729109707816922602355098936288493260992911940648241871295688392913726660586008968305946752613766860627166548935773764137420216725025690396445213432841493214065245315471613711693661028943626955653167705435401158136360415721913131718365157519244700027298722139219424426109333522029287011679121979359648518372524863688615562276509723011644931588165005183475324233256360765804440234848338204122379686858178461758940349327321512561825578297539231129696230200048702596920805514009377752173105462541882338191043167023437671265291647029446361936535395358594695977431403658482360068241
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 1,648-digit prime (199 intermediate primes).

Certified number1,648-digit prime
Certificatedownload
Certificate chainshow step 68 of 199

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004940350492 --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":1100000004940350492},"decimal":true,"detail":2}}'