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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 #1100000004888877144 1,805 digits created 2023-10-25

Value

16701556972619924314590712934994651275880025566233632868673718014142537070632018301285000903959721655152157046686069866630149239652499172324296400724183174194357226847794962768932865056730105855927290918017438601112171463562515757750474211395152939155744838209684339732736568833355510384077081682821999772748115928807910142747249627608974412313949297054881349917899285664394496300294603211598024023685345985871000164154521258358323777564407166672603272221992892953692661022022228775609022111501851768149180960576784345492132564996474655207740159912789252678659927971822623535228731323797529021407348684405711625173861092773893443903812521243939139195474191596124144039316560667730153759060668982194042773207742668386801570065519221359412009182486787106205561717513185425704018833385978517447284911610611718986034676140644410823597744711743269035871339390070827408882482645675352312219964507846875184283119342415986931087029808942048665355027760357150061671248790461694987741888349894666443832753154028835000673294135117644069598451807623973925658832931210232096784246018649054981128653798833452791134842247107038946361585314822333339114920843504421863982216081061953833293680509346610552979043436603610925883801708741067451263740390947175728948348347921467960518306282033458442104041380081805783153121782666510686047182060195217547932202182934319992868547342247271540217764856414223191312729810439440491187906558860917645851606215802802577625445532105182054310529055786698926873851990100586975183397104625061744853817566107140222175667883236572410152152573381290813671579339648600159171256599892296329197949293625257105053113669530345316924209850569358841856899308881303641090663559408948923382261584881299807180809856888420291343416632507651746221618528014029732557397562036742303177164149396606743052751
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 51 of the certificate chain of a 2,264-digit prime (264 intermediate primes).

Certified number2,264-digit prime
Certificatedownload
Certificate chainshow step 51 of 264

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004888877144 --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":1100000004888877144},"decimal":true,"detail":2}}'