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!
87.4
8
=
3.4047988616261E+15
历史上次计算结果
87.4
8
=
92.2
5
=
152.4
16
=
46.9
2.5
=
53.8
8.8
=
103.4
13.3
=
67
10.3
=
88.9
12
=
44.7
14.6
=
30.3
7.3
=
34.5
11.9
=
68.4
8
=
55.5
15.3
=
6.1
16.1
=
41.1
7.8
=
83.6
3.8
=
13.3
7.8
=
109.5
14
=
7.3
18.1
=
5.6
5.3
=
5.3
5.4
=
18.4
11.9
=
18.1
11.7
=
80
13.5
=
81
13.4
=
73.9
1.8
=
5
5.8
=
91.6
9.7
=
30
10.6
=
82.8
16.1
=
附近的結果
87
8
=
87
8.1
=
87
8.2
=
87
8.3
=
87
8.4
=
87
8.5
=
87
8.6
=
87
8.7
=
87
8.8
=
87
8.9
=
87
9
=
87.1
8
=
87.1
8.1
=
87.1
8.2
=
87.1
8.3
=
87.1
8.4
=
87.1
8.5
=
87.1
8.6
=
87.1
8.7
=
87.1
8.8
=
87.1
8.9
=
87.1
9
=
87.2
8
=
87.2
8.1
=
87.2
8.2
=
87.2
8.3
=
87.2
8.4
=
87.2
8.5
=
87.2
8.6
=
87.2
8.7
=
87.2
8.8
=
87.2
8.9
=
87.2
9
=
87.3
8
=
87.3
8.1
=
87.3
8.2
=
87.3
8.3
=
87.3
8.4
=
87.3
8.5
=
87.3
8.6
=
87.3
8.7
=
87.3
8.8
=
87.3
8.9
=
87.3
9
=
87.4
8
=
87.4
8.1
=
87.4
8.2
=
87.4
8.3
=
87.4
8.4
=
87.4
8.5
=
87.4
8.6
=
87.4
8.7
=
87.4
8.8
=
87.4
8.9
=
87.4
9
=
87.5
8
=
87.5
8.1
=
87.5
8.2
=
87.5
8.3
=
87.5
8.4
=
87.5
8.5
=
87.5
8.6
=
87.5
8.7
=
87.5
8.8
=
87.5
8.9
=
87.5
9
=
87.6
8
=
87.6
8.1
=
87.6
8.2
=
87.6
8.3
=
87.6
8.4
=
87.6
8.5
=
87.6
8.6
=
87.6
8.7
=
87.6
8.8
=
87.6
8.9
=
87.6
9
=
87.7
8
=
87.7
8.1
=
87.7
8.2
=
87.7
8.3
=
87.7
8.4
=
87.7
8.5
=
87.7
8.6
=
87.7
8.7
=
87.7
8.8
=
87.7
8.9
=
87.7
9
=
87.8
8
=
87.8
8.1
=
87.8
8.2
=
87.8
8.3
=
87.8
8.4
=
87.8
8.5
=
87.8
8.6
=
87.8
8.7
=
87.8
8.8
=
87.8
8.9
=
87.8
9
=
87.9
8
=
87.9
8.1
=
87.9
8.2
=
87.9
8.3
=
87.9
8.4
=
87.9
8.5
=
87.9
8.6
=
87.9
8.7
=
87.9
8.8
=
87.9
8.9
=
87.9
9
=
88
8
=
88
8.1
=
88
8.2
=
88
8.3
=
88
8.4
=
88
8.5
=
88
8.6
=
88
8.7
=
88
8.8
=
88
8.9
=
88
9
=