What is the factorial of 1401? (1401!) 1401 Factorial

What is the factorial of 1401?

Here we will show you how to calculate the factorial of 1401 (aka 1401 factorial) and give you the approximate scientific notation answer and the exact answer.

Before we begin, note that the factorial of 1401 can be written as 1401 followed by an exclamation mark like this: 1401!

Factorial of 1401 means that you multiply 1401 by every number below it. Therefore, you calculate the factorial of 1401 by multiplying 1401 by 1400, then by 1399, and so on all the way down to 1. In other words, we calculate 1401 × 1400 × 1399 × ... × 1 to get 1401 factorial.

The answer to 1401 factorial (1401!) contains 3802 digits and we have listed the exact entire answer at the bottom of this page. However, below is the approximate scientific notation answer to 1401 factorial:

4.8483417316 × 10³⁸⁰¹

The answer above is also sometimes written as 4.8483417316e+3801. Regardless, it means that the approximate answer to 1401! is 48483417316 followed by 3791 more digits.

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Like we promised, below is the exact answer to 1401 factorial (1401!) with all 3802 digits:

4848341731600051917220455121075660246984464766542907964182946049920005479085302054848476852862092947803511369994057022361173462453622835532846825194139363732997714481571036461258813038647585509518359818720276460867321315754025045348298969501880153812888019237793651846858431893296151483551788438292343080019688601581090117633802276411697710272275923131325230163793775841747716880913264525361527493366157880913800286923160547135810783509260844745093944907669979924153341361433240945316656620134912365022191315158036123146846484840417543699061086810827301535683398843629921434267688837217428110045396829980020804740422642115615721083408259961225744153482740791465288983406480714712094839092895883038880400193633673630002813039416222746409232019345936951557937464848472769956732082348884774414363399713509594351066056330701239567603177626287799561019962797436344794693083016680398064694639000426733977549296635853857733924624832710751491375074740154369384771898269273401426443192855326304552099468203911450562756761543276044686481061882771769539063730383925223362229347977558840278432871884034441789839337481508982911597749097801121636643249354573504958163903720470006480031022836913448431464354789129453440849693364692714035206307719329239878062429881915718812403580630815248419619552346504500876944304287905972631933576365978644915398557364564896176214036328937465858901247644055545480105790796446076324672295394890002846727356089458956446237592285124357267140531827356779422431608576696509064409425050753261149871346521226900409974009514867889216849856210159201212151617315671006704832307911983467623402758672816177398237151737141026369387543782127092795910673016695473532381042295929450509332814288692262119754141181356457568562759039698774581111852096256313987644308059019741305646061302342131095380344970901694227219510667060078078991469422514955619256069135190159003088647281119412984134468957000842270518849541847612772344339117877020173012818289041712909190820506785239066704186737099510642398833134840446320073321302933937845955241083033635169602581840228546280946725612825684767122205800400413550363469695694901293963762174135627562156638551801105153972347701744827502447048122711667013163268171507773530322784155462813520680250524918390586192968903846056001688290691653167659189947441641443227478820236249863057525195821154012878146536752731546390459937165196335766028370787154112711606575857471163307066284033632524957047262348310591709387787226436912657508537803124426429075670304301025172777392914255572734431546229172203863651605387734018095316207414607100252061523134501798022515320692481895405520190358942830919892325521945180671813281923783771210524114192563167899277089070058085974262456366319533348687063979608058656478913095529934538079521201114352917537723523287744891045958796117740728644140021145095066163511970722010303269238867749112324571042826096281527930049962073841115723301021485685016478883620316745655453124369299004525905989580357044653317353035577497547749634671484804583530039122866239856234014933826624778195822150125610413497166676919599645782481285536657237932550565899686217901487419357823926623104900789697768413868739068643554749729761810265252073022026037094105606715074875489526034921816669022099260363867179503747002844288708509702870060267655155103764817496230304956403028751182351082163832712668658507530765262942833278653562566052504469598292074210611026946965158370454016456754404322275740018731687492976640000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

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