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!
47
8.9
=
7.6150180243894E+14
历史上次计算结果
55
7.9
=
47
8.9
=
70.6
4.6
=
9.8
19.6
=
77
4.9
=
80.3
20
=
46.2
3.4
=
76.7
4.1
=
103.6
10.1
=
118
11.3
=
74.1
7.7
=
100.1
7.5
=
107.2
10.3
=
8.5
13.9
=
80.4
20.7
=
32.6
5.4
=
100.7
11.6
=
74.1
7.2
=
8.6
1839.2
=
26.3
2.1
=
96
4.8
=
27.9
2373.6
=
74.5
7
=
50
3.8
=
85.4
6.9
=
10.5
10.8
=
78.7
1.3
=
150
16.4
=
82.4
4
=
附近的結果
47
8
=
47
8.1
=
47
8.2
=
47
8.3
=
47
8.4
=
47
8.5
=
47
8.6
=
47
8.7
=
47
8.8
=
47
8.9
=
47
9
=
47.1
8
=
47.1
8.1
=
47.1
8.2
=
47.1
8.3
=
47.1
8.4
=
47.1
8.5
=
47.1
8.6
=
47.1
8.7
=
47.1
8.8
=
47.1
8.9
=
47.1
9
=
47.2
8
=
47.2
8.1
=
47.2
8.2
=
47.2
8.3
=
47.2
8.4
=
47.2
8.5
=
47.2
8.6
=
47.2
8.7
=
47.2
8.8
=
47.2
8.9
=
47.2
9
=
47.3
8
=
47.3
8.1
=
47.3
8.2
=
47.3
8.3
=
47.3
8.4
=
47.3
8.5
=
47.3
8.6
=
47.3
8.7
=
47.3
8.8
=
47.3
8.9
=
47.3
9
=
47.4
8
=
47.4
8.1
=
47.4
8.2
=
47.4
8.3
=
47.4
8.4
=
47.4
8.5
=
47.4
8.6
=
47.4
8.7
=
47.4
8.8
=
47.4
8.9
=
47.4
9
=
47.5
8
=
47.5
8.1
=
47.5
8.2
=
47.5
8.3
=
47.5
8.4
=
47.5
8.5
=
47.5
8.6
=
47.5
8.7
=
47.5
8.8
=
47.5
8.9
=
47.5
9
=
47.6
8
=
47.6
8.1
=
47.6
8.2
=
47.6
8.3
=
47.6
8.4
=
47.6
8.5
=
47.6
8.6
=
47.6
8.7
=
47.6
8.8
=
47.6
8.9
=
47.6
9
=
47.7
8
=
47.7
8.1
=
47.7
8.2
=
47.7
8.3
=
47.7
8.4
=
47.7
8.5
=
47.7
8.6
=
47.7
8.7
=
47.7
8.8
=
47.7
8.9
=
47.7
9
=
47.8
8
=
47.8
8.1
=
47.8
8.2
=
47.8
8.3
=
47.8
8.4
=
47.8
8.5
=
47.8
8.6
=
47.8
8.7
=
47.8
8.8
=
47.8
8.9
=
47.8
9
=
47.9
8
=
47.9
8.1
=
47.9
8.2
=
47.9
8.3
=
47.9
8.4
=
47.9
8.5
=
47.9
8.6
=
47.9
8.7
=
47.9
8.8
=
47.9
8.9
=
47.9
9
=