Correct Answer - Option 4 : 548543241
Concept used:
A perfect square is a number that can be expressed as the product of two equal integers
Calculations:
In the given options, only 548543241 can be expressed in terms of the product of pairs of prime factors
⇒ 548543241 = 32 × 372 × 2112
∴ In the given options, a perfect square is 548543241
