27 equals 128
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2 to the power 0 or 20 is equal to 1
2 to the seventh power is equal to 128. This is calculated by multiplying 2 by itself 7 times: 2 x 2 x 2 x 2 x 2 x 2 x 2 = 128. In exponential notation, 2^7 = 128.
2 to the power of 2 equals four.
It is the same as 5 to the power of 7 and it equals 78125
343 is 7 to the power of 3 ( 7 x 7 x 7 = 343) To find 7 to the 3 power to the 2/3 power you multiply the exponents and raise 7 to that power: 3 x 2/3 = 2 7^2 = 49