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 #1100000004931999521 995 digits created 2023-10-25

Value

30316255899259781174682898017116835110054100202709844422317697860448366067941960011433874206226781447869078174624919334425923326153248911624807623598913924904728214823882201460189237362052594210480080369789116018079474193625085467155137662798501739368275556126250312596168040200916591174453758149701413404609627254866306462697829895418117154314504831417636902591261466012015482640361030276696123302137376700717914301251371863593583031986788834485281490696515323843385972875081390517032619481889853909648153744083749746660924685933707447701586971334113896654030382427267010281274109911871614595334039536858091009953779049168540624342772254988011477667373184538930408539403589134461454329112944937182241693998654926337755386276172033626757486468022050860911124215322257741847889916470857512655532927581059665233224786361796364577220153854858416864681253818891075754462516368182106926115436829993054474989405127179804120418211250752929288207464212026191805342885788907165330055597536725254447363859
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 1,778-digit prime (204 intermediate primes).

Certified number1,778-digit prime
Certificatedownload
Certificate chainshow step 81 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004931999521 --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":1100000004931999521},"decimal":true,"detail":2}}'