Table of Contents

## What is the symbol for a factorial?

The factorial function is a mathematical formula represented by an exclamation mark “!”.

## How many symbols are there in factorial?

Factorial of a whole number ‘n’ is defined as the product of that number with every whole number till 1. For example, the factorial of 4 is 4×3×2×1, which is equal to 24. It is represented using the symbol ‘!…Factorial.

1. | What Is Factorial? |
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7. | Practice Questions on Factorial |

8. | FAQs on Factorial |

**How do you write a factorial form?**

Symbolically the factorial of a natural number n is written as n!. In factorial notation, the factorial of a natural number is equal to the product of all the natural numbers in sequence from 1 to n. For example, the factorial of 5 is written as 5! and is equal to 5 x 4 x 3 x 2 x 1.

**How do you write n factorial?**

In more mathematical terms, the factorial of a number (n!) is equal to n(n-1). For example, if you want to calculate the factorial for four, you would write: 4! = 4 x 3 x 2 x 1 = 24.

### What is the factorial of 1000?

1000 factorial has 2,568 digits. The number of zeros at the end is 249….Digits in 1000!

Digit | Count |
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Total | 2568 |

### What is a factorial of 5?

Factorial of 5 can be calculated as: 5! = 1 × 2 × 3 × 4 × 5. 5! = 120.

**What is the factorial of 2000?**

2000 factorial has 5,736 digits. The number of zeros at the end is 499.

**What is the factorial of 999?**

999 factorial has 2,565 digits. The number of zeros at the end is 246….Digits in 999!

Digit | Count |
---|---|

9 | 246 (9.59%) |

Total | 2565 |

#### What is the factorial of 200?

200 factorial has 375 digits. The number of zeros at the end is 49….Digits in 200!

Digit | Count |
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Total | 375 |

#### How do you write a factorial code?

The factorial function can be rewritten recursively as factorial(n) = n × factorial(n – 1). The factorial of 1 is simply 1. Code Example 6.27 shows the factorial function written as a recursive function.