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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 #1100000004865351783 1,917 digits created 2023-10-24

Value

353521148282296228773085020179022758707555949064244909453648891693168789534447116061178282840303449781524623472626196994430620559078743703462827877552204847537497389041760337439289542332134167246443788076492654479200793669584419767355033433780187205071312823888917016218654952939560782469262744826130870113427299530263793235451428401260437339720816311293795564018226352691123600830437520889821902557210459721900987016765675393098584689685723169618661530751396731428841774746557103870645152305406977040613029520109062777645111803623670128520305482193750994049497154430935739790263111108460930956712338695770808823433927630389610232548939801597756801419444787293957183767896978078204557616373601836431410374474742047339231790182588717083380085565834285097989580998906548407025092111365169888497737714814786549584916518504051505789403423108103437371260678832888940502920105072563749957750925416944285128590221472108611199338025497797783223777066253534696515887016551638645203866681117207458364118257276438829963915763341200919094710252585495557637761185034852351463358602146316222454012217205331174555115034197053682701933840165807747912285207445875778266035357589666979698960656138183769717526883806814974384662567800876216537494278890204310461054372398328894568054961778430391103055955052808210167722958871992833615706547554899222495703745248161749097680039553312073550249602857842683467192949618305452385978690979230361530404851102141178450125256650623199422591165259804634197028633834573919897334136693559354536893863590614819355802067751768168159381183494548330262303028291814184542607142179180764962722154537198578293401806274939365504859724284240971982470422805103264696629957212382397953806141382281221209821260570750173863103109406790795083882325276629793334866537614238374493494890464589305654793816244727260875364263064551220560710752756604746388136404582201779302596937895672884265927453113591698305223461279
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 92 of the certificate chain of a 2,800-digit prime (308 intermediate primes).

Certified number2,800-digit prime
Certificatedownload
Certificate chainshow step 92 of 308

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004865351783 --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":1100000004865351783},"decimal":true,"detail":2}}'