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!
21.7
6.4
=
357554539.85489
历史上次计算结果
21.7
6.4
=
21.7
6.7
=
61.5
1.7
=
99.9
12.6
=
90.5
20.2
=
4.3
3.9
=
68.6
13.6
=
75.5
2.1
=
34.9
12.3
=
66.4
16.5
=
4.6
3.5
=
22.4
11.4
=
10.3
2171.2
=
140.2
13.6
=
92
19.1
=
91.5
7.8
=
21.1
8.2
=
45.8
19
=
132.6
16.8
=
75.6
7.5
=
50.7
15
=
11.3
7.5
=
61.8
4.7
=
97
11.5
=
14.9
8.1
=
83.7
5.3
=
12
2172
=
68.9
13.5
=
18.2
20.1
=
102.2
19.1
=
附近的結果
21
6
=
21
6.1
=
21
6.2
=
21
6.3
=
21
6.4
=
21
6.5
=
21
6.6
=
21
6.7
=
21
6.8
=
21
6.9
=
21
7
=
21.1
6
=
21.1
6.1
=
21.1
6.2
=
21.1
6.3
=
21.1
6.4
=
21.1
6.5
=
21.1
6.6
=
21.1
6.7
=
21.1
6.8
=
21.1
6.9
=
21.1
7
=
21.2
6
=
21.2
6.1
=
21.2
6.2
=
21.2
6.3
=
21.2
6.4
=
21.2
6.5
=
21.2
6.6
=
21.2
6.7
=
21.2
6.8
=
21.2
6.9
=
21.2
7
=
21.3
6
=
21.3
6.1
=
21.3
6.2
=
21.3
6.3
=
21.3
6.4
=
21.3
6.5
=
21.3
6.6
=
21.3
6.7
=
21.3
6.8
=
21.3
6.9
=
21.3
7
=
21.4
6
=
21.4
6.1
=
21.4
6.2
=
21.4
6.3
=
21.4
6.4
=
21.4
6.5
=
21.4
6.6
=
21.4
6.7
=
21.4
6.8
=
21.4
6.9
=
21.4
7
=
21.5
6
=
21.5
6.1
=
21.5
6.2
=
21.5
6.3
=
21.5
6.4
=
21.5
6.5
=
21.5
6.6
=
21.5
6.7
=
21.5
6.8
=
21.5
6.9
=
21.5
7
=
21.6
6
=
21.6
6.1
=
21.6
6.2
=
21.6
6.3
=
21.6
6.4
=
21.6
6.5
=
21.6
6.6
=
21.6
6.7
=
21.6
6.8
=
21.6
6.9
=
21.6
7
=
21.7
6
=
21.7
6.1
=
21.7
6.2
=
21.7
6.3
=
21.7
6.4
=
21.7
6.5
=
21.7
6.6
=
21.7
6.7
=
21.7
6.8
=
21.7
6.9
=
21.7
7
=
21.8
6
=
21.8
6.1
=
21.8
6.2
=
21.8
6.3
=
21.8
6.4
=
21.8
6.5
=
21.8
6.6
=
21.8
6.7
=
21.8
6.8
=
21.8
6.9
=
21.8
7
=
21.9
6
=
21.9
6.1
=
21.9
6.2
=
21.9
6.3
=
21.9
6.4
=
21.9
6.5
=
21.9
6.6
=
21.9
6.7
=
21.9
6.8
=
21.9
6.9
=
21.9
7
=