Find the last non-zero digit in a primorial - MATLAB Cody - MATLAB Central

Problem 46057. Find the last non-zero digit in a primorial

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Cody Problem 45251 asked us to find the last non-zero digit in a factorial. For this problem consider the primorial p_n#, the product of primes up to and including the nth prime p_n. 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 p_n#.
See also Cody Problems 46054 "Count trailing zeros in a primorial" and 46060 "Identify primorial primes".
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31.82% Correct | 68.18% Incorrect
Last Solution submitted on Sep 08, 2024

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