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प्रश्न
By just examining the unit digit, can you tell which of the following cannot be whole square?
1023
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उत्तर
If the units digit of a number is 2, 3, 7 or 8, the number cannot be a whole square.
1023 has 3 as the units digit, so it cannot be a perfect square.
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संबंधित प्रश्न
For the following number, find the smallest whole number by which it should be multiplied so as to get a perfect square number. Also find the square root of the square number so obtained.
252
Find the smallest number by which the given number must be divided so that the resulting number is a perfect square:
1800
By just examining the unit digit, can you tell which of the following cannot be whole square?
1027
Find the square root the following by prime factorization.
1156
Find the square root the following by prime factorization.
7056
Find the least square number, exactly divisible by each one of the numbers:
(i) 6, 9, 15 and 20
By splitting into prime factors, find the square root of 11025.
Find the smallest number by which 2592 be multiplied so that the product is a perfect square.
If `root(3)(1906624) xx sqrt(x)` = 3100, find x
Show that 500 is not a perfect square.
