Optical Illusion Articles > Numbers > Number 27 (Twenty-seven)

27 is the largest number that is the sum of the digits of its cube: 27³ = 19,683 and 27 = 1 + 9 + 6 + 8 + 3

27 = 3³ = 5² + 2

27 appears in the resolution of equations of third degree:
D = 4p³ + 27q²

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