No, 500 is not a perfect cube. Its prime factors are 2 × 2 × 5 × 5 × 5. The 2s cannot be grouped into a triplet. So, 500 is not a cube because all factors must occur in threes.
Class 8 NCERT Ganita Prakash Chapter 1 A Square and A Cube solutions
Class 8 Mathematics Textbook Chapter 1 A Square and A Cube question answer
Let’s factorise 500:
500 = 2² × 5³
For a number to be a cube, all prime factors must appear in triplets. Here, the factor 2 appears only twice, which cannot make a group of three. Therefore, 500 is not a perfect cube, as it cannot be written as the cube of any integer.
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