Find the shortcut
We know 5^3 = 125 and 6^3 = 216. with that in mind,suppose you were told the number 148,877 is the cube of some other whole number. what would that other number be?
( You don't need a calculator to do this problem.Once you find the right track, it's simpler than it firs appearance .It doesn't look simple, though, does it??