$\mathbb{Z}_{(13)}$ is the set of all reduced fractions where the denominator is a power of $13$.
I have absolutely no idea how to do this so any help would be appreciated.
2026-03-25 03:03:10.1774407790
Determine the number of ring homomorphisms $\mathbb{Z}_{(13)}\rightarrow \mathbb{Z}_{13}$.
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