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
20.2
=
3.5595687169807E+38
历史上次计算结果
81
20.2
=
113.6
15.2
=
38.2
8.4
=
78.4
3.4
=
38.9
9
=
99
5.1
=
73
10
=
77.2
9
=
113.6
15.6
=
51.1
9.4
=
46.8
7.7
=
17.7
13
=
91.2
5.2
=
36.7
6.7
=
50.1
8.7
=
89.6
20.9
=
51.3
9.4
=
46
7.2
=
51.8
9.3
=
51.5
9.1
=
71.8
2.6
=
61.1
16.7
=
45.4
249
=
71.5
3.2
=
38.7
8.5
=
98.4
1.4
=
46.8
7
=
5.1
3.8
=
171.7
16
=
90.4
5.9
=
附近的結果
81
20
=
81
20.1
=
81
20.2
=
81
20.3
=
81
20.4
=
81
20.5
=
81
20.6
=
81
20.7
=
81
20.8
=
81
20.9
=
81.1
20
=
81.1
20.1
=
81.1
20.2
=
81.1
20.3
=
81.1
20.4
=
81.1
20.5
=
81.1
20.6
=
81.1
20.7
=
81.1
20.8
=
81.1
20.9
=
81.2
20
=
81.2
20.1
=
81.2
20.2
=
81.2
20.3
=
81.2
20.4
=
81.2
20.5
=
81.2
20.6
=
81.2
20.7
=
81.2
20.8
=
81.2
20.9
=
81.3
20
=
81.3
20.1
=
81.3
20.2
=
81.3
20.3
=
81.3
20.4
=
81.3
20.5
=
81.3
20.6
=
81.3
20.7
=
81.3
20.8
=
81.3
20.9
=
81.4
20
=
81.4
20.1
=
81.4
20.2
=
81.4
20.3
=
81.4
20.4
=
81.4
20.5
=
81.4
20.6
=
81.4
20.7
=
81.4
20.8
=
81.4
20.9
=
81.5
20
=
81.5
20.1
=
81.5
20.2
=
81.5
20.3
=
81.5
20.4
=
81.5
20.5
=
81.5
20.6
=
81.5
20.7
=
81.5
20.8
=
81.5
20.9
=
81.6
20
=
81.6
20.1
=
81.6
20.2
=
81.6
20.3
=
81.6
20.4
=
81.6
20.5
=
81.6
20.6
=
81.6
20.7
=
81.6
20.8
=
81.6
20.9
=
81.7
20
=
81.7
20.1
=
81.7
20.2
=
81.7
20.3
=
81.7
20.4
=
81.7
20.5
=
81.7
20.6
=
81.7
20.7
=
81.7
20.8
=
81.7
20.9
=
81.8
20
=
81.8
20.1
=
81.8
20.2
=
81.8
20.3
=
81.8
20.4
=
81.8
20.5
=
81.8
20.6
=
81.8
20.7
=
81.8
20.8
=
81.8
20.9
=
81.9
20
=
81.9
20.1
=
81.9
20.2
=
81.9
20.3
=
81.9
20.4
=
81.9
20.5
=
81.9
20.6
=
81.9
20.7
=
81.9
20.8
=
81.9
20.9
=
82
20
=
82
20.1
=
82
20.2
=
82
20.3
=
82
20.4
=
82
20.5
=
82
20.6
=
82
20.7
=
82
20.8
=
82
20.9
=