Find the square root of number by using the method of prime factorisation:

Question:

Find the square root of number by using the method of prime factorisation:
2025

Solution:

Resolving into prime factors:

$2025=3 \times 3 \times 3 \times 3 \times 5 \times 5$

$\therefore \sqrt{2025}=3 \times 3 \times 5=45$

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