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!
20.8
8.1
=
47458391340.895
历史上次计算结果
20.8
8.1
=
69.9
7.5
=
88.2
12.9
=
88.6
11.7
=
5.3
10.6
=
69.3
7.4
=
14
14.3
=
2.9
2.8
=
70.7
9.5
=
88.1
4.7
=
88.5
5.3
=
6.5
15.1
=
89
4.3
=
66.3
10.6
=
13.2
8.7
=
77.7
9.5
=
84.3
15.2
=
66.2
10.3
=
74.4
9.4
=
46.1
13
=
71.7
2.4
=
47.5
15.6
=
74.4
5
=
2.9
12.8
=
57.7
2.9
=
23.1
4.1
=
11
9.4
=
70.4
8.5
=
4.3
3.3
=
5.3
2.1
=
附近的結果
20
8
=
20
8.1
=
20
8.2
=
20
8.3
=
20
8.4
=
20
8.5
=
20
8.6
=
20
8.7
=
20
8.8
=
20
8.9
=
20
9
=
20.1
8
=
20.1
8.1
=
20.1
8.2
=
20.1
8.3
=
20.1
8.4
=
20.1
8.5
=
20.1
8.6
=
20.1
8.7
=
20.1
8.8
=
20.1
8.9
=
20.1
9
=
20.2
8
=
20.2
8.1
=
20.2
8.2
=
20.2
8.3
=
20.2
8.4
=
20.2
8.5
=
20.2
8.6
=
20.2
8.7
=
20.2
8.8
=
20.2
8.9
=
20.2
9
=
20.3
8
=
20.3
8.1
=
20.3
8.2
=
20.3
8.3
=
20.3
8.4
=
20.3
8.5
=
20.3
8.6
=
20.3
8.7
=
20.3
8.8
=
20.3
8.9
=
20.3
9
=
20.4
8
=
20.4
8.1
=
20.4
8.2
=
20.4
8.3
=
20.4
8.4
=
20.4
8.5
=
20.4
8.6
=
20.4
8.7
=
20.4
8.8
=
20.4
8.9
=
20.4
9
=
20.5
8
=
20.5
8.1
=
20.5
8.2
=
20.5
8.3
=
20.5
8.4
=
20.5
8.5
=
20.5
8.6
=
20.5
8.7
=
20.5
8.8
=
20.5
8.9
=
20.5
9
=
20.6
8
=
20.6
8.1
=
20.6
8.2
=
20.6
8.3
=
20.6
8.4
=
20.6
8.5
=
20.6
8.6
=
20.6
8.7
=
20.6
8.8
=
20.6
8.9
=
20.6
9
=
20.7
8
=
20.7
8.1
=
20.7
8.2
=
20.7
8.3
=
20.7
8.4
=
20.7
8.5
=
20.7
8.6
=
20.7
8.7
=
20.7
8.8
=
20.7
8.9
=
20.7
9
=
20.8
8
=
20.8
8.1
=
20.8
8.2
=
20.8
8.3
=
20.8
8.4
=
20.8
8.5
=
20.8
8.6
=
20.8
8.7
=
20.8
8.8
=
20.8
8.9
=
20.8
9
=
20.9
8
=
20.9
8.1
=
20.9
8.2
=
20.9
8.3
=
20.9
8.4
=
20.9
8.5
=
20.9
8.6
=
20.9
8.7
=
20.9
8.8
=
20.9
8.9
=
20.9
9
=