What is the factorial of 987? (987!) 987 Factorial

What is the factorial of 987?

Here we will show you how to calculate the factorial of 987 (aka 987 factorial) and give you the approximate scientific notation answer and the exact answer.

Before we begin, note that the factorial of 987 can be written as 987 followed by an exclamation mark like this: 987!

Factorial of 987 means that you multiply 987 by every number below it. Therefore, you calculate the factorial of 987 by multiplying 987 by 986, then by 985, and so on all the way down to 1. In other words, we calculate 987 × 986 × 985 × ... × 1 to get 987 factorial.

The answer to 987 factorial (987!) contains 2529 digits and we have listed the exact entire answer at the bottom of this page. However, below is the approximate scientific notation answer to 987 factorial:

4.3517228134 × 10²⁵²⁸

The answer above is also sometimes written as 4.3517228134e+2528. Regardless, it means that the approximate answer to 987! is 43517228134 followed by 2518 more digits.

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Like we promised, below is the exact answer to 987 factorial (987!) with all 2529 digits:

435172281340659532239765050545636993575468063628292108941273414883732058750474383616856659441158282324690256052248800585497232469751038011950955548393204012072891513546726428975527098844367121296463396955934730296403643003140294715558489644622417358821886036965350971794858868549192367459329133116028460516363488437668131355469914235110539787843671863303910932048449686777752709503221004604721613368541189130323367315049586961269365213977467720193942467125261288080706106995967568022993462361952081731835853596164764008570502140764670004834827255718644707393768049565788953813012573930480156843049073035506677797518912561931901376001538475098339170741200657739145755123383418576602550423299677109519815811839383774940261486462980956459652502145883136586478067403847913644047202903836133413116332748734828264131331688237387188427610235295214192901814720999253396678184054548932879464688588843450136858910997334826566262905351119130295324414532245241332525626244475880294046620799957205841356135002522606810510518193914851139483351269250810026072540042818339776049254311345720711181473164691212101023648437971857259188906065450242212851806677086580193419164740123583365461900233401278040993999425126303980140198635645023284075448733071596985734992598504499439446079387738344876985907550876207959968702880446578636284117257674705202225103032741239304859332061895407389398859170154907882499448035828080465550397268451197988616490351885704002175278088571927166965615916438862395718198582738488279235962958499409025334383970325095374238808795711537761370584393028362001681904598892654317906884650344400075315228892930409037180692468402299318641892761089282434905419996020614454347909124454486077162189932752739035192595468938633750007320883945021019646952838533990286788176928033460691918084878596958984382521827853692065698059121332086792893549094940493231611363855095871725755591031728475475185658473748464143720213169794965448124500617263914005067131078123152434607952693401801745580747510516030730493977620834112462832160251412946757915716553199086681682287727557090911581221103180914702421637404836147851117421227557043081061808741860495700611429160132494645628572460362305950897758309758643427628653302931737158431234418499967145302618342991501862786978579876335969151834964243691601920000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

What is the factorial of 988?
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