Cube (algebra) however, easy to show that most numbers are not perfect cubes because "all" perfect cubes must have digital root 1, 8 or 9. That is their values modulo 9 may be only −1, 1 and 0. Moreover, the digital root of any number's cube can be determined by the remainder the number gives when divided by 3: Every positive integer can be written as the sum of nine (or fewer) positive cubes. This upper limit of nine cubes cannot be reduced because, for example, 23 cannot be written as the sum of fewer than nine positive cubes: The equation has
Gleaming the Cube the Netflix original series "" makes a word-play reference to the film. Episode four is titled "Greening the Cube." The film is referenced in the dialogue in "The Lego Batman Movie". Professional skateboarder Stevie Williams has stated in an online interview that Slater's character in the film was his first skateboarding influence. Skateboarding figure Tony Hawk, in a 2008 interview with Slater, revealed that he is continually asked if Slater actually skated in the film. Hawk has remained in contact with Slater well beyond the production of the film. Gleaming the Cube Gleaming the Cube (also known as A Brother's