What is the factorial of 1980? (1980!) 1980 Factorial

What is the factorial of 1980?

Here we will show you how to calculate the factorial of 1980 (aka 1980 factorial) and give you the approximate scientific notation answer and the exact answer.

Before we begin, note that the factorial of 1980 can be written as 1980 followed by an exclamation mark like this: 1980!

Factorial of 1980 means that you multiply 1980 by every number below it. Therefore, you calculate the factorial of 1980 by multiplying 1980 by 1979, then by 1978, and so on all the way down to 1. In other words, we calculate 1980 × 1979 × 1978 × ... × 1 to get 1980 factorial.

The answer to 1980 factorial (1980!) contains 5670 digits and we have listed the exact entire answer at the bottom of this page. However, below is the approximate scientific notation answer to 1980 factorial:

3.4789113094 × 10⁵⁶⁶⁹

The answer above is also sometimes written as 3.4789113094e+5669. Regardless, it means that the approximate answer to 1980! is 34789113094 followed by 5659 more digits.

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Like we promised, below is the exact answer to 1980 factorial (1980!) with all 5670 digits:

34789113094740750060535448875693672168483185858902552149917978637155364948329340825068749974050526036163049354775309619156908891992967262607131936730462479684413423113681493890951202064637587771321994438215769273388730258892133586980073981559166711720965644875409719972945484804226094554023007716455951015186148178699290220902076574291932776232533974266466798758365648338050297019787967839504283191419935123228561121552091189693978647100493302255962175046477338032382654405045444825704420371550433093151199663278661049346765629276609522596115276294160201413776294694048891401008636270360558821416009797456247834713815076356976885551128786550467184693133764434565821454882411768785933183839732671214692312717908523180328424692131568720764668245002447589059852278244937079378670743870024487214866108147934231610854366650672679506220353915598515454457626977327427531652447808584185130202713544358442516918148767711593948044925298686132427696542320482612368034687155917184085712287777399523173859888468180655871000586670328899109477075685207783672581388186437996854778915463504424282725930483490572484156862014757320257931285413259576280108303601086537120484859129375586183130232148747189665053073098111670385822055943819099627488355709183103536309689532853227535782485996255233324675233712235398134680079624524184854882338741529794790621481400998429876309082212781683177829690569356167342113138684571599556314142466169808869537010882594092962424878932553900745964905844985973161277227017654115650254640363433806768715168118537339692428555175707409875284367628654845320326720318737807350418911670662783422415470680174900750239761106202099504401660594024572293972054548486739866182600717945131203115729455304900969975815765344931539446880436703467136118063931499946320022072562850345834014164096552199597498817893088216897303146409739620821608448253456868720926179045403287759726991213224103980045979323859226977520263538966497491934950174022130360784727637672947788825337184410354271238727632952133590914975103752651655562555981531185540221468304190886266362975966370895362268207766270837869901695065242718858855650654261936631721894783995355703275179826512592408746333495420442108429675733257464610843387332438577078169961005018023763831628372456283845315770928144469549727849936510463924984360917533126272822493251782190554377787267177653582197420603914951941096577219769632413668270563238487902757917125746847406145460193925457531638004123871133130974599721021008095548027652189944284493887250819412745689292437100503717477366764048530720438877577211363935639497518243387597900209252191997194966097753342531949760306147089382668487821993191288883960808975352730349679647112963337473723064235945549486490644862970267856213028783402302671459726084091740545998048850680158453763028532745615611700034603879122219510661567668689198376554854194269690454460612599062123995691739659067253103863620837842464706738577142658901871923872049475969788177982966404835081885644771119519238113438958405162842538077036126903258956966304750136678269381693263490296599679051330383604571366861683208080167664597841100425724077595592117252588585717743127477738385978169283783715635505828849124771673583101759631322389136939982007290613827955025544752524289760239304514612570599010935764492145048764371346096836291150068155763178877736253220342061422747350973140840958204757572238688178307198283609760940499399414297941905275072383491307221190688230119314858763651835076659077100821181190121896513561239616265794228599460215303014624688094891264048066442299275165090639174815764481731549228073548647599890703402460944618007114652523660464025316363321557985834667169750089967419344903974913274000055126818038746090767392393229118421077898992768737289337859154764048235502282460892421234028362556569470090346937940445595698909377291610119532893723045468562436860470951314110777433768795057144319726412953580650779093333688521559829126852435072808320924540706154130785927843310710119919061348067076412273569191081705181358810980448614464758847162967313036652576719908542518134254234791604097305620514116098967040207829481011165764315624323901113386267895755367726315368221689235941305972792347596274523787449343091570147666717988910103145686414129305954839441275871760350545019020057472767642697806953172651201804446791735653785226080677002105226866230066118146129183181594554278743247047721323387290403112132104700332486610409814848881585107489537485165835325515684852558123665873156223063151348362220609673570910067420055654149274955615064201424392338029032380052858846516387258345224478847695572823273189979746850783164900070361278297789097454709571245681358797917616132708711280260761969542771798554546360147068308250306207181831768783861890007623934364793664596511699364262583027496042820124328078836218866594458896661540680369629877833045082610067078866650270864031595091453789194123042850338137032085734538777057946644224123138634558302509312703609557505073506307494221005660607403733574982383079817089141177423868263908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