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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 #1100000009074148932 1,148 digits created 2026-08-11

Value

54728566756533915696594798237504192809881984886333444905865532419012158124829254021820592860569615573515287981991216516839581134006079077218485957496051989951475057284357500649370844405370893338818592870817928754035136998348408495257538411035029740680048096279772935003218068345862244418225064725314548979190140795086331935441277396697352822433933727653425442214903657475135277194537780188398506759498041443750034243831089273363074150001349576097543233562979661674303319271979212439294951292446437730473279584590500850728261668207537790989807634862242812774544564711877348458284769661454697473743925514953741618481862862804178494733351289928794813588437021003309356707979919248788890684125239558817712557771283241436288590178913865713626682225779832866659988880478809545154990623685426481591278344864872001476133055407183978463458851893641974780581004223906089208019283377018639373489954767348605757629466135131649052172877563984250565524754539861773604453534667591026863508991619536269769248498434629713071802276325641821316855152406981811834493370675881045047060065873569620161504398449864707042660041203132891544981277781611226033830578112097819
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 77 of the certificate chain of a 2,124-digit prime (166 intermediate primes).

Certified number2,124-digit prime
Certificatedownload
Certificate chainshow step 77 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074148932 --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":1100000009074148932},"decimal":true,"detail":2}}'