# Calculate factorial of 45 (45!)

## How much is 45 factorial?

The result of 45 factorial is shown in the field below. If you want to perform another calculation, enter a value between 0 and 500 in the field below and press calculate:

## What is the formula to calculate 45 factorial?

The calculation is performed as follows:
45! = 45 * 44 * 43 * 42 * 41 * 40 * 39 * 38 * 37 * 36 * 35 * 34 * 33 * 32 * 31 * 30 * 29 * 28 * 27 * 26 * 25 * 24 * 23 * 22 * 21 20 * 19 * 18 * 17 * 16 * 15 * 14 * 13 * 12 * 11 * 10 * 9 * 8 * 7 * 6 * 5 * 4 * 3 * 2 * 1 = 15511210043330985984000000

## How many digits in 45 factorial?

The amount of digits of 45! It's:
57

## How many zeros are there at the end of the factorial of 45?

The number of zeros after 45! It's:
10

## Factorial Table from 1 to 25

Factorial |
Result |

1! | 1 |

2! | 2 |

3! | 6 |

4! | 24 |

5! | 120 |

6! | 720 |

7! | 5040 |

8! | 40320 |

9! | 362880 |

10! | 3628800 |

11! | 39916800 |

12! | 479001600 |

13! | 6227020800 |

14! | 87178297200 |

15! | 1307674368000 |

16! | 20922789888000 |

17! | 355687428096000 |

18! | 6402373705728000 |

19! | 121645100408832000 |

20! | 2432902008176640000 |

21! | 51090942171709440000 |

22! | 1124000727777607680000 |

23! | 25852016738884976640000 |

24! | 620448401733239439360000 |

25! | 15511210043330985984000000 |

## Other factorial numbers