# Manuals/calci/FACTUNTIL

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FACTUNTIL (Number,NumberTill)

• is the minimum number.
• is the maximum number.

## Description

• This function shows the factorial value up to the mentioned value.
• In , is the value to start and is the maximum limit value.
• Factorial means the result of multiplying a sequence of descending natural numbers down to 1.
• So the factorial is defined for a positive integer n as:

.

• For example FACTUNTIL(9,4) calculates the value of 9*8*7*6*5.

## Examples

1. FACTUNTIL(10,7) = 720
2. FACTUNTIL(54,45) = 1929772710028800
3. FACTUNTIL(9,6.2) = 504

Factorials