4 power of 2 July 8, 2019 16 32 64 128 4 to the power of 20 4 power of 2 3 4 power of 25 4 power of 256 4 power of 2 calculator 4 power of 24 1 4 power of 2 4 7 power of 2 X 4 power of 2 2 to the power of 4 5 2 to the power of negative 4 6 4 power of 2 4 power 23 4 power 26 4 power 22