Let
calc
Let
calc
百分
求冪
數的根
計算指數
什麼是數字的指數？ 計算一個數的冪？
指數底
^
指數
計算!
20.5
7
=
1521517764.6953
历史上次计算结果
20.5
7
=
103.3
15.4
=
20
7
=
9.8
2159.9
=
9.3
2159.5
=
78.4
1.1
=
22.9
5.2
=
90
10.6
=
12.3
2163.1
=
23.2
4.7
=
34.3
6.7
=
21.6
13.2
=
67.2
2.9
=
40.3
4
=
83
7
=
20.8
6.1
=
81
16.7
=
102.1
4.7
=
5.9
13
=
95.1
5
=
12.1
2163.1
=
66.2
14.2
=
101.4
1.6
=
66.7
11.8
=
40.6
4.4
=
66.5
14.4
=
9.5
13
=
11.5
2158.9
=
101.3
13.3
=
27.5
17.8
=
附近的結果
20
7
=
20
7.1
=
20
7.2
=
20
7.3
=
20
7.4
=
20
7.5
=
20
7.6
=
20
7.7
=
20
7.8
=
20
7.9
=
20
8
=
20.1
7
=
20.1
7.1
=
20.1
7.2
=
20.1
7.3
=
20.1
7.4
=
20.1
7.5
=
20.1
7.6
=
20.1
7.7
=
20.1
7.8
=
20.1
7.9
=
20.1
8
=
20.2
7
=
20.2
7.1
=
20.2
7.2
=
20.2
7.3
=
20.2
7.4
=
20.2
7.5
=
20.2
7.6
=
20.2
7.7
=
20.2
7.8
=
20.2
7.9
=
20.2
8
=
20.3
7
=
20.3
7.1
=
20.3
7.2
=
20.3
7.3
=
20.3
7.4
=
20.3
7.5
=
20.3
7.6
=
20.3
7.7
=
20.3
7.8
=
20.3
7.9
=
20.3
8
=
20.4
7
=
20.4
7.1
=
20.4
7.2
=
20.4
7.3
=
20.4
7.4
=
20.4
7.5
=
20.4
7.6
=
20.4
7.7
=
20.4
7.8
=
20.4
7.9
=
20.4
8
=
20.5
7
=
20.5
7.1
=
20.5
7.2
=
20.5
7.3
=
20.5
7.4
=
20.5
7.5
=
20.5
7.6
=
20.5
7.7
=
20.5
7.8
=
20.5
7.9
=
20.5
8
=
20.6
7
=
20.6
7.1
=
20.6
7.2
=
20.6
7.3
=
20.6
7.4
=
20.6
7.5
=
20.6
7.6
=
20.6
7.7
=
20.6
7.8
=
20.6
7.9
=
20.6
8
=
20.7
7
=
20.7
7.1
=
20.7
7.2
=
20.7
7.3
=
20.7
7.4
=
20.7
7.5
=
20.7
7.6
=
20.7
7.7
=
20.7
7.8
=
20.7
7.9
=
20.7
8
=
20.8
7
=
20.8
7.1
=
20.8
7.2
=
20.8
7.3
=
20.8
7.4
=
20.8
7.5
=
20.8
7.6
=
20.8
7.7
=
20.8
7.8
=
20.8
7.9
=
20.8
8
=
20.9
7
=
20.9
7.1
=
20.9
7.2
=
20.9
7.3
=
20.9
7.4
=
20.9
7.5
=
20.9
7.6
=
20.9
7.7
=
20.9
7.8
=
20.9
7.9
=
20.9
8
=