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!
81.5
5.1
=
5583465083.1818
历史上次计算结果
81.5
5.1
=
7.6
13.7
=
2.7
16
=
31
11.6
=
81
10.6
=
9.1
16.8
=
143.3
15.2
=
18.9
8.6
=
102.3
13.2
=
103.5
7.5
=
105.2
16.8
=
105.1
16.9
=
54.7
2.1
=
11.2
12.1
=
102.9
19.1
=
31.6
10.5
=
37.5
5.5
=
22.2
6.6
=
109.9
14.9
=
60.1
8
=
61.2
9.6
=
146.9
14.1
=
146.2
14.1
=
103.3
16
=
10.1
1841.9
=
99.7
18
=
9.9
2158.5
=
92.1
4.8
=
2.4
16
=
36.7
3.7
=
附近的結果
81
5
=
81
5.1
=
81
5.2
=
81
5.3
=
81
5.4
=
81
5.5
=
81
5.6
=
81
5.7
=
81
5.8
=
81
5.9
=
81
6
=
81.1
5
=
81.1
5.1
=
81.1
5.2
=
81.1
5.3
=
81.1
5.4
=
81.1
5.5
=
81.1
5.6
=
81.1
5.7
=
81.1
5.8
=
81.1
5.9
=
81.1
6
=
81.2
5
=
81.2
5.1
=
81.2
5.2
=
81.2
5.3
=
81.2
5.4
=
81.2
5.5
=
81.2
5.6
=
81.2
5.7
=
81.2
5.8
=
81.2
5.9
=
81.2
6
=
81.3
5
=
81.3
5.1
=
81.3
5.2
=
81.3
5.3
=
81.3
5.4
=
81.3
5.5
=
81.3
5.6
=
81.3
5.7
=
81.3
5.8
=
81.3
5.9
=
81.3
6
=
81.4
5
=
81.4
5.1
=
81.4
5.2
=
81.4
5.3
=
81.4
5.4
=
81.4
5.5
=
81.4
5.6
=
81.4
5.7
=
81.4
5.8
=
81.4
5.9
=
81.4
6
=
81.5
5
=
81.5
5.1
=
81.5
5.2
=
81.5
5.3
=
81.5
5.4
=
81.5
5.5
=
81.5
5.6
=
81.5
5.7
=
81.5
5.8
=
81.5
5.9
=
81.5
6
=
81.6
5
=
81.6
5.1
=
81.6
5.2
=
81.6
5.3
=
81.6
5.4
=
81.6
5.5
=
81.6
5.6
=
81.6
5.7
=
81.6
5.8
=
81.6
5.9
=
81.6
6
=
81.7
5
=
81.7
5.1
=
81.7
5.2
=
81.7
5.3
=
81.7
5.4
=
81.7
5.5
=
81.7
5.6
=
81.7
5.7
=
81.7
5.8
=
81.7
5.9
=
81.7
6
=
81.8
5
=
81.8
5.1
=
81.8
5.2
=
81.8
5.3
=
81.8
5.4
=
81.8
5.5
=
81.8
5.6
=
81.8
5.7
=
81.8
5.8
=
81.8
5.9
=
81.8
6
=
81.9
5
=
81.9
5.1
=
81.9
5.2
=
81.9
5.3
=
81.9
5.4
=
81.9
5.5
=
81.9
5.6
=
81.9
5.7
=
81.9
5.8
=
81.9
5.9
=
81.9
6
=
82
5
=
82
5.1
=
82
5.2
=
82
5.3
=
82
5.4
=
82
5.5
=
82
5.6
=
82
5.7
=
82
5.8
=
82
5.9
=
82
6
=