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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 #1100000004870655252 2,300 digits created 2023-10-25

Value

16199115787007276671176826308729087163230990919428008642167569701040460380308189712277912742024303854268510271595349538329385463420575160234808487537497264858054405097242988414559508787708753032663057649639271475965254824554200447495692417651452814397398344738003965941306260158651199833950412311930552164696040281268217663087262830328613376611236155881544070521657625847972526020593331991808235923882574499889849691119969045271073795726483915832993813066975099050742084712500816904742505963146802868712998569669114556329306725108968206609947349301520964932731923137701261059235234496167989823205853329081673365664675226984832648419452720064393617940378174964307625394158394448495937044943245064070778812195113825147314020725083171825366022910655310834816692211630301221561285197041972761017990137187218325575067727546882295845903967256565776531924622585614831819012344864995846342582826336966486924685113707077542955517424981739132407737431128715668106159874136528934722231208009708404342805217720955283992455556184240048143520780968691009609556571315332609293747860884109645230371561272847395456688486763938219746386608760508142626600588524772769102139794113243770023276105367366874294745527783561473211817929104363538285532309966395079017260071745382941466718496050790098587920083013660347565824493564056882875347970817907660563758759175276267610365260853695644009935842296896224404233130237938973896937802865089012279533316002320584352736302893737145525487212976876227139723217086051744572505483521285679171807964685193007476949117606612260992129234066766008831762764887953861673240527380834478977632390203208811887118683651154841131355094687898517076656547889419831028602587579898514585822156779052348486596305080796027232700621556088406663331985820484599170637781869827537826873644676885052615873550717254824555574751226064605034039282478004478322968666660131789280978893603247624476450247472089557983974806735587076684606801690230897534150386005131074275549435161177507155281908254611610969437209147458172044387797927929331886068341803849818073662673765936679256711876118203461440889688840843985158328807886331888518870665786689118299824659132712114869522916406216941414369114641540600250838044268631750711671356239057735302745971991561438060762266229702832565346104222914774047474433895240393
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 30 of the certificate chain of a 2,631-digit prime (295 intermediate primes).

Certified number2,631-digit prime
Certificatedownload
Certificate chainshow step 30 of 295

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004870655252 --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":1100000004870655252},"decimal":true,"detail":2}}'