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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 #1100000004893493658 2,038 digits created 2023-10-25

Value

1542993453084683652828857314438334098140570135560777673355381170570590325966120555965043128580361271041968388733212638444127722361706823237893406169027783065053254007172847388894773778331087656696196636011932111297895988472150269482878682286753580726784711635436182111776349370361401102291221445789222512251311150187020187186571625030648165701650237500396562100557196083316532896529933252235812793732226617128144993297153926878282467708111663300631284580745644686450131797619418704689964606941973916228418174744767388174285418834697412609595357068376111550352467233224511934449276541710033336413272463218218929296560307864899433626478446308874625932411369116425147962790980820942549269124390180799270517050232281619385828877073376302357296895109288615970522989162206498655207558142224203703225025224762499355067885093566350378760142026098333792983424973787349438859011513215475204365022603635782393763924378338646849147244900986856156777495245222795136530755564533639309343020190922842029852649478982061208049207691307336180737422285222288042700032218830506494121938816210735554685107559403484807932070136805596271433066477583822135308832334692542027354665718933852837616834525203414957997157209808254832685154363567195663173432411914273265642493228535742896072855104762769231258205698405659850301975720382153661132293157684894235957322948553979603606492129490732876904061672338898601707443949421958962207410587464403353859372682446206661370674791949074346196544271665274955994629450781998096238042103269640006703094645720413949544731007888283047990811072869025103619789517935915233955966643627295164930717054190575755598724725994771511251804164339787355578542102273010508249488109805264403625633152854199242106402362008755336907113233611227609783283725692623206935149589828351997451880055017786948064813149884244038658671430339571689777014435909255527853324324740523668890901096747742433704258358464691986898648310163408037308745990345508384901864614983522614266856558884808288464847827822772120897085466277524800947727446354314028011221
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 18 of the certificate chain of a 2,184-digit prime (242 intermediate primes).

Certified number2,184-digit prime
Certificatedownload
Certificate chainshow step 18 of 242

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004893493658 --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":1100000004893493658},"decimal":true,"detail":2}}'