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!
81.1
4.5
=
389577479.94503
历史上次计算结果
81.1
4.5
=
5.3
5.6
=
101.7
13.7
=
27.5
17.8
=
96.7
1.1
=
145.1
15.6
=
32.6
7.6
=
85.5
8.7
=
23.7
4.1
=
89.5
14.9
=
9.2
8
=
78.1
1.3
=
54.2
2.1
=
6
12.3
=
102.5
4.8
=
40.8
12.8
=
80.1
16.7
=
1.3
12.4
=
15.4
12.5
=
77.7
3
=
5.7
5
=
42.4
2.7
=
101.3
13.4
=
5.1
5.6
=
101.8
1.7
=
101.7
1.6
=
5.1
5
=
78.4
1.9
=
5.4
5
=
18
7.1
=
附近的結果
81
4
=
81
4.1
=
81
4.2
=
81
4.3
=
81
4.4
=
81
4.5
=
81
4.6
=
81
4.7
=
81
4.8
=
81
4.9
=
81
5
=
81.1
4
=
81.1
4.1
=
81.1
4.2
=
81.1
4.3
=
81.1
4.4
=
81.1
4.5
=
81.1
4.6
=
81.1
4.7
=
81.1
4.8
=
81.1
4.9
=
81.1
5
=
81.2
4
=
81.2
4.1
=
81.2
4.2
=
81.2
4.3
=
81.2
4.4
=
81.2
4.5
=
81.2
4.6
=
81.2
4.7
=
81.2
4.8
=
81.2
4.9
=
81.2
5
=
81.3
4
=
81.3
4.1
=
81.3
4.2
=
81.3
4.3
=
81.3
4.4
=
81.3
4.5
=
81.3
4.6
=
81.3
4.7
=
81.3
4.8
=
81.3
4.9
=
81.3
5
=
81.4
4
=
81.4
4.1
=
81.4
4.2
=
81.4
4.3
=
81.4
4.4
=
81.4
4.5
=
81.4
4.6
=
81.4
4.7
=
81.4
4.8
=
81.4
4.9
=
81.4
5
=
81.5
4
=
81.5
4.1
=
81.5
4.2
=
81.5
4.3
=
81.5
4.4
=
81.5
4.5
=
81.5
4.6
=
81.5
4.7
=
81.5
4.8
=
81.5
4.9
=
81.5
5
=
81.6
4
=
81.6
4.1
=
81.6
4.2
=
81.6
4.3
=
81.6
4.4
=
81.6
4.5
=
81.6
4.6
=
81.6
4.7
=
81.6
4.8
=
81.6
4.9
=
81.6
5
=
81.7
4
=
81.7
4.1
=
81.7
4.2
=
81.7
4.3
=
81.7
4.4
=
81.7
4.5
=
81.7
4.6
=
81.7
4.7
=
81.7
4.8
=
81.7
4.9
=
81.7
5
=
81.8
4
=
81.8
4.1
=
81.8
4.2
=
81.8
4.3
=
81.8
4.4
=
81.8
4.5
=
81.8
4.6
=
81.8
4.7
=
81.8
4.8
=
81.8
4.9
=
81.8
5
=
81.9
4
=
81.9
4.1
=
81.9
4.2
=
81.9
4.3
=
81.9
4.4
=
81.9
4.5
=
81.9
4.6
=
81.9
4.7
=
81.9
4.8
=
81.9
4.9
=
81.9
5
=
82
4
=
82
4.1
=
82
4.2
=
82
4.3
=
82
4.4
=
82
4.5
=
82
4.6
=
82
4.7
=
82
4.8
=
82
4.9
=
82
5
=