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
8.9
=
1.8269276480875E+17
历史上次计算结果
19.2
8
=
87
8.9
=
53.1
12.8
=
21.8
10
=
102.7
16.1
=
37.3
8.6
=
8.1
12.8
=
41.7
1.1
=
16.5
2160.9
=
70.5
15.1
=
96.1
3.2
=
89.3
4.9
=
73
17
=
20.1
6.6
=
51.5
14.9
=
2.9
16
=
83.8
7
=
8.5
5.4
=
19.6
10.9
=
8.7
5.6
=
19.5
7.7
=
79.8
7.8
=
145.5
15.1
=
76.5
12.3
=
73.7
15.9
=
76.7
12.4
=
98.8
16.9
=
88.1
13.5
=
100.7
13.5
=
91.8
13.8
=
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
=