CBSE Class 8 Answered
Find the smallest number by which 5103 must be divided to get a perfect square.
Asked by Topperlearning User  19 Feb, 2014, 01:30: PM
Expert Answer
First of all we will find the prime factors of 5103.


3 
5103 
3 
1701 
3 
567 
3 
189 
3 
63 
3 
21 
7 
7 

1 
5103 = 3 x 3 x 3 x 3 x 3 x 3 x 7
Here, prime factor 7 does not have its pair.
If we divide the number 5103 by 7, then the number will become a perfect square. Therefore, 5103 has to be divided by 7 to obtain a perfect square.
Answered by  19 Feb, 2014, 03:30: PM
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