How Do I Calculate 5¹²⁸ in eight easy steps? Ask the Gopher!

The answer is:

293,873,587,705,571,876,992,184,134,305,561,419,454,666,389,193,021,880,377,187,926,569,604,314,863,681,793,212,890,625 [here], and I did it in eight mathematical operations. Here are some more:

5¹² Try! 7¹³ Try! 9²¹ Try! 103⁴¹ Try!