Problem 46057. Find the last non-zero digit in a primorial
Cody Problem 45251 asked us to find the last non-zero digit in a factorial. For this problem consider the primorial #, the product of primes up to and including the nth prime . For example, for n = 12, the primorial is 7420738134810, whose last non-zero digit is 1.
Find the last non-zero digit in the primorial #.
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