Canadian Mathematical Society www.cms.math.ca
 location:  Publications → journals → CMB
Abstract view

# The Number of Non-Zero Digits of $n!$

Let $b$ be an integer with $b>1$. In this note, we prove that the number of non-zero digits in the base $b$ representation of $n!$ grows at least as fast as a constant, depending on $b$, times $\log n$.