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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 #1100000000781660035 2,990 digits created before Nov 2018

Value

12237282392982456275962179852774636889373246645585056984828120280394952809229866846549582048988281522542644079535150090934297551825452116084074509320879864869575664693303769073174030749686944126468291762389772185928995001523469205305758123428503759680147698981660980819016837023284306896146004478373409982522042382720925467891028405633746771219001864663870957007585896537307078883757156944233540625018953172822176882829984914316872244704751094342609428401244911796366519261859531102476777230919659510529356919635011625413698886222488107112195541020948237136736922997468046754564471617499635145008382584429363254186026204932498205446186655126871085287796841734521656110030733894166724989757317631093821929893520848133825029806222882820315033123203255492591696670779143615310369461651041089802436868680737695907385654725596559255270496068326593383921337149855963857719233177267282911093300852342976241639627589326696092850193408898340358441582136940466304786395868721837705120098323351868367556780630884299610900216079553240761470229877870218040519406957260331557464338026087704953199812139374996901125008273329944882579921589404049995466403363324712887753734122690748401342723244811109352650719306888917378784765895457649592207161568276616851181079903188276251043968414507264720743557805240318652800959899658694638692618139305798974519520351283057210603035430447696728453467630170313001522180930720527685612353177374580340317867532132130066710729549702118069559433406403915247940870351522845284389538920162325826653501098689032410127780333659360442227497061354876920010218193509361813289035786089352343846323224386293086611437013898171807549791931612337362187937167374365061681420982876545329219179322699165749541901169177810904116458091251306527124315739769030686789238368689375347915196144267226223148335008797803028784183920205017413158702241270868094063114986026924240193457672538337697385279125632729987146143322718992900721711053607226682833605894179485316665423954919019558177003108517506492373863012126389559920644046860511156383152015983276466461399220921664921347768485110126951392835389128182761499706226337986808043497134293576622707416873261618554789146234627470454440326647325961431134247118967936721203833495558291402417258366529635929558618575144021454033050437143594996065588813985969779259063021705771057357811092568152215405138147538066981847821977483745955888367457385653670310864498851485188239393558779145480927750735385539587529200423269968977967262903228035775268550447602596347301463021133328531011910951828279912222274497552199165129561390858943539649492785811084028852914428259890145863545314949827565538603977192943990925032484733592649800817620770367678431816740988590128797934372604381555038937386172897735325088003816923115398577241721858830128666494056363595600200586143747693134791088496349751674846011056658653738583386746996900931842055289762704983170700607977647664427497802940492711295436712880620289001097426275306025627971785846771381809832750964975741
term (516^1103+515^1103)/1031
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (2,990 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byRobertS

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000000781660035 --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":1100000000781660035},"decimal":true,"detail":2}}'