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 #1100000009053987855 1,671 digits created 2026-08-07

Value

713092803035345327587409615622453083556924336612989635969358555169556574709652787337453729155398079421881581641309382824380668305054856043120332060916101662225122962400253189472521189528068891828744234067008676722294225715876485371383814709745681717297143133366126516383179634046778452843844474622885622079114167787802264465882531140604301368539611013311449285615968215257652320142303782133052966829238544308977016881834585889153109719964701302881068995322310887586819764558517189375669742636963288706151599843419423568673567777566616803391217424795756717379918634575732190636737668768914481799278666499391571157838885670691321162872574609855372666340208855810883390294202369380656686982816676701662146860481849440419554069899921329642355738248911458566994743210827500677208882842278652687841320698766690180261820898289771690997494729607865902882524405308386875527995281170161929618599508974070066989032330195751306075844544343279808450079105977126375507951446037177314193983160915967347440660106976178834178124275062995244306450776820935264007251910203107071846493651693236091713251442713706237045641064747432676118956712638448809480307974731179825625439585416577510812074207592927710476707089249695527175204607451864478609292684347413583410445018594184738046028487519671369413056017565272910019705228921427033143566936219087637779402968075460554771274819501756571669966180324788472278430983755746717505859398886568760656760975490244593031978620641187393036096365857035455671416608230118879200804205237542835160295720841558239462489936130190762227026846897651454595162755857784328159984146776911571699002889314519908160328561538256657866538830228639493514733464586489087
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 89 of the certificate chain of a 2,857-digit prime (212 intermediate primes).

Certified number2,857-digit prime
Certificatedownload
Certificate chainshow step 89 of 212

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053987855 --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":1100000009053987855},"decimal":true,"detail":2}}'