What is the factorial of 380? (380!) 380 Factorial

What is the factorial of 380?

Here we will show you how to calculate the factorial of 380 (aka 380 factorial) and give you the approximate scientific notation answer and the exact answer.

Before we begin, note that the factorial of 380 can be written as 380 followed by an exclamation mark like this: 380!

Factorial of 380 means that you multiply 380 by every number below it. Therefore, you calculate the factorial of 380 by multiplying 380 by 379, then by 378, and so on all the way down to 1. In other words, we calculate 380 × 379 × 378 × ... × 1 to get 380 factorial.

The answer to 380 factorial (380!) contains 817 digits and we have listed the exact entire answer at the bottom of this page. However, below is the approximate scientific notation answer to 380 factorial:

9.4393168351 × 10⁸¹⁶

The answer above is also sometimes written as 9.4393168351e+816. Regardless, it means that the approximate answer to 380! is 94393168351 followed by 806 more digits.

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Like we promised, below is the exact answer to 380 factorial (380!) with all 817 digits:

9439316835166588679355422817582993728147585040326486153629486744000107042451273422596890478433656050455913473051288470757300282259578827911189652265929618392670347768565776056456178880039269308341239866431499078098523490078506190130407985252525636135193786198829090641815362363216117888376993862150253141598681319253319800626643011495191798466104859258782855568583233961379277709759040186502273447603796543582757569195314138939753825481933559477692292406151344190069436028376253313609144621004491024197105636065795833460770926183365568594536671912482069970502175600464159002786501236442930599191665933244481326462296135419186241841532016021543174375689904305314901752676716520939552948051229014980442638973334625000976547840000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

What is the factorial of 381?
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