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 #1100000009080405728 1,271 digits created 2026-08-13

Value

23790509483062715538788531827335157609932912048817116391755355669979890524040243973650412200214368174337651713997746463538652113582897015140587625486830076490818353357274188802583330614698630340788408955377541570038462521952125165214453933927436602203900620418698587845400834045505637107946428886967659705811529428148292775778355269600696621791344633436232127237129459792070944427513320041565695079639977208858903570996915753103412354219628990472152539489034198339934037083297890476257731651165522543702345573154599100481342722471324054070719810367075209375470905015776100367007452280318908611017058817714894522059095798753669137678084663287032090991239762084950493724095141687300012691656761977480328867591089669737046517369763684185359321186637569099748941900365865755714332716621165829526257562449902697815578190718965686813685916596737641588229577961433541025865089987808559987502427122753817538462525614400938973263568468830904570063413177621907258416806733132398355638706072216811869610256798573212857078965189167322557094291545773571956443832637096360957621366552218832120873969052167531386301907281086234213893471188362821163329547497487596601109018855711186844020452385782115867333247095513752060678557606710123889408099749585386274500141290792168184702475872531
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 57 of the certificate chain of a 1,921-digit prime (153 intermediate primes).

Certified number1,921-digit prime
Certificatedownload
Certificate chainshow step 57 of 153

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080405728 --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":1100000009080405728},"decimal":true,"detail":2}}'