The positions of how many digits in the numbe | vedclass

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(B) Original number: $53147926$Arrange the digits in descending order: $9, 7, 6, 5, 4, 3, 2, 1$.Comparing the original and the rearranged number:Origi

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One

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(B) Original number: $53147926$Arrange the digits in descending order: $9, 7, 6, 5, 4, 3, 2, 1$.Comparing the original and the rearranged number:Original: $5, 3, 1, 4, 7, 9, 2, 6$Rearranged: $9, 7, 6, 5, 4, 3, 2, 1$Comparing positions:$1^{st}$ digit: $5 
eq 9$$2^{nd}$ digit: $3 
eq 7$$3^{rd}$ digit: $1 
eq 6$$4^{th}$ digit: $4 
eq 5$$5^{th}$ digit: $7 
eq 4$$6^{th}$ digit: $9 
eq 3$$7^{th}$ digit: $2 = 2$$8^{th}$ digit: $6 
eq 1$The only digit whose position remains unchanged is $2$. Therefore,there is only one such digit.

The positions of how many digits in the number $53147926$ will remain unchanged after the digits within the number are rearranged in descending order?

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