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 #1100000009048552171 1,387 digits created 2026-08-05

Value

1639528620511644019982461329604980470038387103641316766428754536750431786451432005557051037362849479040038813676580946837268861361570265386949210991392579713896993772081569786503371130783614083185625885026633063624662958359483333195075479372219376215251803779977924254712422952766641607521336599483434932753054688069498427854912606849502793473976643012693019154710886311740794383495519629668005536082503115141021230440875511418138610694985682044755143111279079269353318894021538289796784649302430142273922537274788737939214567467135494162781393407687091801725725135818563819460262691191413842618946817616398731496055135753918887830216245536483838645298231103182465554763467675126366841735372459593552040375497934755942793924564610825040081829676817591138574695895913755762278947038320425637328246160538175759886123632258296846566859907663932097076755509068186135494097916397318685114821149718453865334197441309287257936307076623737378967379567195109713638832248433757002851345178349534626298574880956875092234000350067484237167295336731547048622548809432806172884056982837415721239733760861032599275321116200395580919850096044594610093794757397112626056133922368242930874196246513385154808205189056950726040105518836582141599102150353278670334839128216770541559170362314930190458454386664962003486826689719771710921963623122637079078398409796386644120464217955225133556197194115883815577
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 9 of the certificate chain of a 1,493-digit prime (115 intermediate primes).

Certified number1,493-digit prime
Certificatedownload
Certificate chainshow step 9 of 115

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048552171 --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":1100000009048552171},"decimal":true,"detail":2}}'