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 #1100000009057074983 923 digits created 2026-08-08

Value

15108619838007477638742751677742261251628495987650319650596193825666751246036991484220131453109055649748416560088568548977592192671265358634587791940483201695575747652581251175221031619299628957495980961078573136330448547686562777523250209316530664255588658097274602052954753397974629413729537491434394013850364350190050220415981628390636180070586910492994397278633619703456222844823286817139830944182538346707571263772180080552246972874886019592936218270636160329522432475793553410282410739045887559752812832809470494138781922755972576488678192826651680661040658359840256338864352201491702221971674609920003294051859720592616182888607068745208064005481755839181090048266871621611334218430375376351667387210665315080193829927301838818739139932496306071261335816098865231143107454768855460250619220017702046668556049800351116001534698738354378124394516424261983456996710189585906004729390969374468816382889769499453049226979
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 99 of the certificate chain of a 2,243-digit prime (160 intermediate primes).

Certified number2,243-digit prime
Certificatedownload
Certificate chainshow step 99 of 160

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057074983 --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":1100000009057074983},"decimal":true,"detail":2}}'