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 #1100000009008042501 2,297 digits created 2026-07-27

Value

16910933034169894730764412495256406764603106733323627302001946824288713433426013995994986303943701796212358006505662683077808593443216722485786689147394020719870543634648057809806407544539398597712726045698980278204933694775203837239825383797161671020831692868033659879189567010033956624544812179032710300930334756042820848577621320711082487815208474006181284793326796203425504803708030225101994821987199148921272368641898190595271674390061146081836637684376378688043269471532709123786804317995178177167732912507707334222079690410015948286271708410958740920020170912104040157696498953544066195106832852158757338205028877145881552841942516365571113031373079381906908918225358701536438109864228977851639210581183151843875730461239228390610673978960399473888333532247886211512307279696723253376755077066938041766459084495179997849035981619967902311275373627803296269792302629488985394362229628326437289930346619201845893205243576287685368035052734012322543991062726343960886256087832694740533996151159879424027603631908975144249922725472414423236521865384036167073945996827445859273376228425620904220322203317713231594815483066459730225491247100772840954696174771726320914559772083133165121993535506485489247668765683219536328661698736069257840041671672450110351806961956777006618703751213861665945534396020638967869189771512627825862335366637529986243385365036781306663818844605538095640196450303277175242280550375866649602431736446570282541143265736925086072366974639094875532803955857488686165321438413044314299095312683185295867047377921597277193612736593919999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999261
term 1280^739-739
1691093303…61<2297>
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (2,297 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008042501 --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":1100000009008042501},"decimal":true,"detail":2}}'