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Solution:
Given a number 3 times more than its cube times
Let the number be x
x = x3 + 3
x3 - x + 3 = 0
By solving this cubic equation, we get x ~ -1.6717
Therefore, the number -1.67 is 3 more than its cube
Summary:
There is a number that is exactly 3 more than its cube, that is -1.67