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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 #1100000004873168642 2,354 digits created 2023-10-25

Value

18508064082919929323128562210105815369607510485614277213123572876965404028676820672464542759181232617901700851889078139716537106859628653654962598149764131120313481553267700437331598499696064811392007992824624155538176471066416184063359174656217398295446118296837152577876008093218606218001305387340361107006568907083612755665446810848747575230048376105745932735287206777009853999739313540202239038892983984149099731991054112503138545017322406844100341008330525881887496479460018056009915673014311938868422371041411547216421641281507925488510099969273481049540083706693143657095434600996146034083520101693853880038977864737755801414479779070828692225631872210568606786920147155717522736059331666486643213270145626887382193575713134112385013498201825420357162301907954889879138137279158400255903386275514051112463755183644250444648648287971873104923618990446662186303315664046579917113671146779227622107735168291574796181898846862960154336152818384335612886622956311496852424986233180988255802106924055822747642632837548647245649138393776598437312459984858586128462739896805359501284981836654161249683198105631213431160217397717055714517615218276397358846124633422586701314310350866301105948609643161153938048484471620911354760559757484228642730767115680210344934944798201176591089634617517758748635946326478547601952010659841993877347546780813757855393741648112450584322875540233447276773751650908848395599962538412371813920509148998816399496197256864829528943121764669300492394848717650948634199124778431259506506057196019278653827454641912191231701410102500395578755672534560917742950929513047299014288437111837679417455135844713407730743628875868884982911231252563934093561478308836543179485856302120798823585150217412652633181900488750382966537936385238163599584115203322766004144620460622842591563422739142227951347170396580919785883479564302036851254656566601320775075158623961245775763960848784699976217546215721769558969393934146590179333191991510438695771703132415039597824056585315813836884079115681008442789122592035083422038272889383897438985749081863913179520583853592032864204077367159220169022264824660537986149681744403151852819670891439481318626488468743727197030798997639490277694318735315560119462930911113046396528766883762328913592818797072938147346464549065990919082569785441738460571632922803879141527810804612942779376664533775313
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 2,554-digit prime (370 intermediate primes).

Certified number2,554-digit prime
Certificatedownload
Certificate chainshow step 28 of 370

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004873168642 --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":1100000004873168642},"decimal":true,"detail":2}}'