(Q). How many factors of 1800 other than 1800 are 4 digit number?
Solution:-
1800 = 2³×3²×5²
So except 1800 itself other largest factor is = = 900 → three digits
Hence number of four digit factors = 0 Answer
(Q). How many factors of 1800 other than 1800 are 4 digit number?
Solution:-
1800 = 2³×3²×5²
So except 1800 itself other largest factor is = = 900 → three digits
Hence number of four digit factors = 0 Answer