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2 votes

How do you calculate/prove the length of n, the number of non-repeating digits preceeding a ...

Suppose we deal with base $B\in\mathbb{Z}$. The trick is to consider the distinct primes that divide $B$. If $a/b$ is in lowest terms, then the prime factorization of $b$ can be sorted into primes t …
RepeatingDecimalGuy's user avatar