324= _____________

324 equals to

324= _____________
A. 2×2×9×9
B. 2^2×3^4
C. 4×3×27
D. 12×27

Right option is B. 2^2×3^4

Prime factors are the multiplication of all the prime numbers in order to receive the desired number at the end. The prime factors of 324 are 2×2×3×3×3×3 (i.e.2^2×3^4). Therefore the answer would be 2×2×3×3×3×3 (i.e.2^2×3^4).