1.09 to the 16th power
1.0916 = 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 × 1.09 = 3.97030588106