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!
81.3
12
=
8.3384733893597E+22
历史上次计算结果
81.3
12
=
22.5
5.9
=
29.6
11
=
26.1
9.1
=
87.8
17.4
=
2.4
8.1
=
28.6
15
=
91.7
10.6
=
9
12.8
=
51.9
13.4
=
61.6
12.7
=
102.5
12
=
15.3
7.7
=
3.1
7.9
=
1
20.6
=
43.2
2.9
=
10.9
2.6
=
74.1
5.6
=
70.1
7.2
=
3.5
7.8
=
61.5
6.9
=
20.3
8.3
=
92.8
4.1
=
81.5
12.3
=
2.8
13.9
=
130.6
13.3
=
9.7
5.8
=
92.5
5.7
=
4.3
16.2
=
81.8
13
=
附近的結果
81
12
=
81
12.1
=
81
12.2
=
81
12.3
=
81
12.4
=
81
12.5
=
81
12.6
=
81
12.7
=
81
12.8
=
81
12.9
=
81
13
=
81.1
12
=
81.1
12.1
=
81.1
12.2
=
81.1
12.3
=
81.1
12.4
=
81.1
12.5
=
81.1
12.6
=
81.1
12.7
=
81.1
12.8
=
81.1
12.9
=
81.1
13
=
81.2
12
=
81.2
12.1
=
81.2
12.2
=
81.2
12.3
=
81.2
12.4
=
81.2
12.5
=
81.2
12.6
=
81.2
12.7
=
81.2
12.8
=
81.2
12.9
=
81.2
13
=
81.3
12
=
81.3
12.1
=
81.3
12.2
=
81.3
12.3
=
81.3
12.4
=
81.3
12.5
=
81.3
12.6
=
81.3
12.7
=
81.3
12.8
=
81.3
12.9
=
81.3
13
=
81.4
12
=
81.4
12.1
=
81.4
12.2
=
81.4
12.3
=
81.4
12.4
=
81.4
12.5
=
81.4
12.6
=
81.4
12.7
=
81.4
12.8
=
81.4
12.9
=
81.4
13
=
81.5
12
=
81.5
12.1
=
81.5
12.2
=
81.5
12.3
=
81.5
12.4
=
81.5
12.5
=
81.5
12.6
=
81.5
12.7
=
81.5
12.8
=
81.5
12.9
=
81.5
13
=
81.6
12
=
81.6
12.1
=
81.6
12.2
=
81.6
12.3
=
81.6
12.4
=
81.6
12.5
=
81.6
12.6
=
81.6
12.7
=
81.6
12.8
=
81.6
12.9
=
81.6
13
=
81.7
12
=
81.7
12.1
=
81.7
12.2
=
81.7
12.3
=
81.7
12.4
=
81.7
12.5
=
81.7
12.6
=
81.7
12.7
=
81.7
12.8
=
81.7
12.9
=
81.7
13
=
81.8
12
=
81.8
12.1
=
81.8
12.2
=
81.8
12.3
=
81.8
12.4
=
81.8
12.5
=
81.8
12.6
=
81.8
12.7
=
81.8
12.8
=
81.8
12.9
=
81.8
13
=
81.9
12
=
81.9
12.1
=
81.9
12.2
=
81.9
12.3
=
81.9
12.4
=
81.9
12.5
=
81.9
12.6
=
81.9
12.7
=
81.9
12.8
=
81.9
12.9
=
81.9
13
=
82
12
=
82
12.1
=
82
12.2
=
82
12.3
=
82
12.4
=
82
12.5
=
82
12.6
=
82
12.7
=
82
12.8
=
82
12.9
=
82
13
=