Advertisements
Advertisements
Question
Find the square root the following by prime factorization.
190969
Advertisements
Solution
Resolving 190969 into prime factors:
190969 = 19 x 19 x 23 x 23
Grouping the factors into pairs of equal factors:
190969 = (19 x 19) x (23 x 23)
Taking one factor for each pair, we get the square root of 190969:
19 x 23 = 437
APPEARS IN
RELATED QUESTIONS
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
By just examining the unit digit, can you tell which of the following cannot be whole square?
1022
Find the square root the following by prime factorization.
196
Find the square root the following by prime factorization.
586756
Find the smallest number by which 1152 must be divided so that it becomes a perfect square. Also, find the square root of the number so obtained.
The product of two numbers is 1296. If one number is 16 times the other, find the numbers.
A man, after a tour, finds that he had spent every day as many rupees as the number of days he had been on tour. How long did his tour last, if he had spent in all ₹ 1,296
Using prime factorisation, find which of the following are perfect squares.
484
Using prime factorisation, find which of the following are perfect squares.
11250
Find the least square number which is exactly divisible by 3, 4, 5, 6 and 8.
