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!
20.4
8.1
=
40551260288.385
历史上次计算结果
46.2
5.7
=
20.4
8.1
=
104.1
18.6
=
38
1
=
104.9
18.3
=
54.4
11.2
=
60.9
10.8
=
76.1
12.8
=
46
5.3
=
6.7
5
=
14.6
2162.1
=
141.7
16.6
=
7.5
1839.1
=
6.7
14.6
=
85.9
6.8
=
5.7
16.2
=
27
7.2
=
83.3
3.3
=
76.2
12
=
86.7
10
=
7.6
7.8
=
24.4
7
=
31.8
10.6
=
57
3.6
=
26.3
20.8
=
37.9
12.7
=
78.4
7.4
=
14.1
20.6
=
70.6
15
=
130.1
13.5
=
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
=