Find the least number which must be subtracted from the following numbers to make them a perfect square:

(i) 2361


(ii) 194491


(iii) 26535


(iv) 161605


(v) 4401624

(i) 2361


Hence,


57 must be subtracted from 2361 in order to get a perfect square



(ii) 194491


Hence,


10 must be subtracted from 194491 in order to get a perfect square



(iii) 26535


Hence,


291 must be subtracted from 26535 in order to get a perfect square



(iv) 161605


Hence,


1 must be subtracted from 161605 in order to get a perfect square



(v) 4401624


Hence,


20 must be subtracted from 4401624 in order to get a perfect square number



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