[[Integers]]
# Squarefree integer

An integer $n \in \mathbb{Z}$ is said to be **squarefree** if it not divisible by any square number other than 1, #m/def/num  i.e.
$$
\begin{align*}
(\forall k \in \mathbb{N})[k^2 \mid n \implies k = 1]
\end{align*}
$$


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