4104 = 2³ + 16³ = 9³ + 15³ 13832 = 2³ + 24³ = 18³ + 20³ These are called taxicab numbers, which are expressible as the sum of two positive cubes in two distinct ways. Class 8 Mathematics Chapter ...
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No, a cube cannot end with exactly two zeros. If a number ends in two zeros, it must be divisible by 100. Its cube will end with at least three zeros, because the number gets multiplied three times. Class 8 Mathematics ...
Cubes with: 1 digit → 1 to 7³ = 343 (i.e. 1, 8) 2 digits → 4³ = 64 to 9³ = 729 3 digits → up to 9³ = 729 We observe fewer cube numbers compared to square numbers ...
The possible last digits of cube numbers are: 0, 1, 4, 5, 6, 7, 8 and 9. Cubes never end with the digit 2 or 3. This pattern helps identify whether a number could be a cube based on its ...
No, 156 is not a perfect square. Its prime factorisation is 2 × 2 × 3 × 13. The factors cannot be paired equally. Since 13 is unpaired, 156 cannot be written as a product of equal numbers. So, not ...