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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 #1100000004959181291 1,092 digits created 2023-10-26

Value

197196598460046134839594226956046401412651118666402287616438908039351543321529937574582273311902187148833469875112988640826382090538206855674357633200819161707115119128197560069437902553599786884720142068923580078343274652255505914669064355840510122271413938760570854667935374524058674628177103909766540702457514656324679125549078258897210620098909702563275692548245649678672498459867173496724820517934117888821827083587290685682981514481870867531920214040692374838278742573338617274069584998767509551505867576040278200520672162631697256437473055457649350346428541796628074714048983248456200920190011200593745287250864192773486684219319041838968132994453524812012192069893524790928325203287042552849213430906863070375598548864761091928979145589083053768260945211017387725083746364278793451141725952532773441488340648539630998799054026273896915734502578318145485349819488468675234708111616983235058148901054420890782769929077364914646217797071084713945988688973764177322696544442948740759270427643151382360358982990565332878198873151181017432177352470855699145682034456179441660054484956886079
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 1,381-digit prime (153 intermediate primes).

Certified number1,381-digit prime
Certificatedownload
Certificate chainshow step 27 of 153

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004959181291 --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":1100000004959181291},"decimal":true,"detail":2}}'