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 #1100000009056642245 2,463 digits created 2026-08-08

Value

448639680623261707375924851526650667770257974060014353953417388143148564452287690497704876240301667875378279416405882298126649228194824686692929581314792957116440353586205269987557842648092888634968103930047425970993330023530034822205289584882222303171420230708496837985728336972657813714434056696978596655957193725668118217903114792691990532074073019672167246253034064750882515859615874358177406258345814215549323863508863403255948075297977554598176359740591033074294595144752388659146632309288166836952866796985083356248119720374964061165291788762769073029295950572674511568737194323736031624866156020550985875959406913197964026629244627602161052672696490705212156685271396622420163627489212506934081391021501749578464824746526946668992006189707267468560736974209036612765001111745793619417580514363610894906210859085072244715078047120456331763644022137057210373602945878573757660642386328566725727254872860407986764624236529051262212589656430686566140680810689561755635915247542289895123641630651366079044325498439262026915867368833524081736101881442839695941077025634263047092485405099213365990959245673367694094433912986387695280424937437286208974830539825927986760541712037337840918030003296076803813122324861013096035911377456601324099410144756622836691449432296119756156503169774262415027965374500031771599465748685767320066965226702586081618471871554338190111275863673988544392397267055454802470714371840138465833716305446792534609473171423841962452986291977374273947539580089307736423194302647419604668838082519138345804634764333524153534667574488966556848367675462963137359559039236794056938633087435469017773595684512473864093955268476048701257511982362898361032844298698700758803312758353045843112450666498376911455028405745563271750110242168750183897493927088720707005701328544783346641382710906734320873367370788503031028240171571621377482925309796587367751645889560496118604673403779003234450993259585547452723471464834103589659509285090501638852266786177003535583229339055396086402743000284422302006732531526610503579007171063166001480046957940254383551973016399413850860387075550934941009828553629000707535113468693964680198938444082468641299806556330420056404171910983211511945160187196976227269932722755193854043965155724464037325835600277611558514177232809996084675725769835104599297268797811549402566585888382882757358172237502137958454785323463745425962229500454595322571599999707540789047366563070148807658734970945276831925551786116795959
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 8 of the certificate chain of a 2,536-digit prime (201 intermediate primes).

Certified number2,536-digit prime
Certificatedownload
Certificate chainshow step 8 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009056642245 --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":1100000009056642245},"decimal":true,"detail":2}}'