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 #1100000009084007870 934 digits created 2026-08-14

Value

1091349729833908701029563385536294013734037832113399100119597204527681310663517844363476368676350396012137560319811614975210356731942501736155427543484420898485898207837691571756123407861764891156246266441378942894086736019593460503896567087890963341729196000972808189245880952029742888008084096537253909208347250285319690495948917296201894327289984576169113921331058793388764768372511004464188802125469294034997068848362975095581054588158058994384292725997665028968801115870039837105067430410482700212915720342995016461419934685188458116286724423218494132607038108939719642907374542211094724207588816415747944625565067064222551524065525863818877740099308376191689495998294941296439375246054680908869447381422684555944567897732562563215018418658387361785996794108483150815874747465639047192741464007749140351168083349058790969213733609397655982108545829193262656015906122171818692060263743017919392950504239603134721581554417681192509
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 78 of the certificate chain of a 1,940-digit prime (149 intermediate primes).

Certified number1,940-digit prime
Certificatedownload
Certificate chainshow step 78 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084007870 --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":1100000009084007870},"decimal":true,"detail":2}}'