Getting factorial of a number in Julia – factorial() Method Last Updated : 21 Apr, 2020 Improve Improve Like Article Like Save Share Report The factorial() is an inbuilt function in julia which is used to return the factorial of the specified number n. Syntax: factorial(n::Integer) Parameters: n: Specified number Returns: It returns the factorial of the specified number n. Example 1: # Julia program to illustrate # the use of factorial() method # Getting the factorial of # the specified number println(factorial(0)) println(factorial(1)) println(factorial(2)) Output: 1 1 2 Example 2: # Julia program to illustrate # the use of factorial() method # Getting the factorial of # the specified number println(factorial(5)) println(factorial(7)) println(factorial(big(20))) println(factorial(big(15))) Output: 120 5040 2432902008176640000 1307674368000 Like Article Suggest improvement Previous Merging Dictionary collections in Julia - merge() and merge!() Methods Next Getting binomial coefficient of a number in Julia - binomial() Method Share your thoughts in the comments Add Your Comment Please Login to comment...