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!
28.9
7.8
=
248315125025.18
历史上次计算结果
28.9
7.8
=
66.9
7.5
=
22.6
2.8
=
84.8
6.6
=
75.9
10
=
129.5
16.6
=
100.5
8.2
=
92.3
2.2
=
78.4
5.6
=
76.7
15.6
=
2
10.8
=
34.1
13
=
80.5
3.7
=
97.1
8.4
=
53.6
3.3
=
19
6.8
=
78.5
10.3
=
16.3
10.9
=
34.1
14
=
97.7
8.2
=
80.2
15.1
=
68.3
16.2
=
52.8
4.9
=
76.3
15.4
=
1.3
6.2
=
76
4.9
=
16
7.6
=
61
16.3
=
68.5
13.7
=
51.9
14.2
=
附近的結果
28
7
=
28
7.1
=
28
7.2
=
28
7.3
=
28
7.4
=
28
7.5
=
28
7.6
=
28
7.7
=
28
7.8
=
28
7.9
=
28
8
=
28.1
7
=
28.1
7.1
=
28.1
7.2
=
28.1
7.3
=
28.1
7.4
=
28.1
7.5
=
28.1
7.6
=
28.1
7.7
=
28.1
7.8
=
28.1
7.9
=
28.1
8
=
28.2
7
=
28.2
7.1
=
28.2
7.2
=
28.2
7.3
=
28.2
7.4
=
28.2
7.5
=
28.2
7.6
=
28.2
7.7
=
28.2
7.8
=
28.2
7.9
=
28.2
8
=
28.3
7
=
28.3
7.1
=
28.3
7.2
=
28.3
7.3
=
28.3
7.4
=
28.3
7.5
=
28.3
7.6
=
28.3
7.7
=
28.3
7.8
=
28.3
7.9
=
28.3
8
=
28.4
7
=
28.4
7.1
=
28.4
7.2
=
28.4
7.3
=
28.4
7.4
=
28.4
7.5
=
28.4
7.6
=
28.4
7.7
=
28.4
7.8
=
28.4
7.9
=
28.4
8
=
28.5
7
=
28.5
7.1
=
28.5
7.2
=
28.5
7.3
=
28.5
7.4
=
28.5
7.5
=
28.5
7.6
=
28.5
7.7
=
28.5
7.8
=
28.5
7.9
=
28.5
8
=
28.6
7
=
28.6
7.1
=
28.6
7.2
=
28.6
7.3
=
28.6
7.4
=
28.6
7.5
=
28.6
7.6
=
28.6
7.7
=
28.6
7.8
=
28.6
7.9
=
28.6
8
=
28.7
7
=
28.7
7.1
=
28.7
7.2
=
28.7
7.3
=
28.7
7.4
=
28.7
7.5
=
28.7
7.6
=
28.7
7.7
=
28.7
7.8
=
28.7
7.9
=
28.7
8
=
28.8
7
=
28.8
7.1
=
28.8
7.2
=
28.8
7.3
=
28.8
7.4
=
28.8
7.5
=
28.8
7.6
=
28.8
7.7
=
28.8
7.8
=
28.8
7.9
=
28.8
8
=
28.9
7
=
28.9
7.1
=
28.9
7.2
=
28.9
7.3
=
28.9
7.4
=
28.9
7.5
=
28.9
7.6
=
28.9
7.7
=
28.9
7.8
=
28.9
7.9
=
28.9
8
=