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Neeraj Chopra, the reigning Olympic and world champion in javelin throw, secured a second-place finish at the Doha Diamond League 2024 with a throw of 88.36m.
How many such digits are there in the number 36215897, each of which will occupy the same position when rearranged in descending order as in the number?
If in the number '54693842', '1' is added to all the even digits, then, which of the following digit is not repeated in the new number?