Which number displays the larger number – pentary 4123 or hex 21B?

First, let’s translate all the numbers into the binary system, and then into 10 and see which number is greater.
4123 ^ 5 = 1000011010 ^ 2 = 538 ^ 10
21B ^ 16 = 100011011 ^ 2 = 539 ^ 10
More than 21V.
Answer: 21B



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