In many spiritual and religious traditions, the number "5" symbolizes balance, harmony, and the five elements (earth, air, fire, water, and spirit). Additionally, in everyday life, "5" is often used as a convenient and easily divisible unit of counting and measurement.

In mathematics, the notation "5!" represents the factorial of 5. Factorial means the product of all positive integers from 1 to the given number. So, 5! is calculated as 5 x 4 x 3 x 2 x 1, which equals 120.