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!
78.6
8.9
=
7.4004931291799E+16
历史上次计算结果
78.6
8.9
=
7.8
4.5
=
5.6
14.2
=
147.3
16
=
79.7
19.9
=
54.1
9.5
=
99.3
5.4
=
79.2
14.9
=
8.7
14.1
=
9.8
3.4
=
100.8
7.5
=
92.2
5.4
=
56.5
2.1
=
97.4
9
=
4.6
16.4
=
72.1
10.2
=
6.6
19.5
=
28.3
16.5
=
7.2
5.6
=
14.7
1.5
=
82.9
13.4
=
4.7
11.6
=
29.5
12.1
=
59.8
14.5
=
105
16.2
=
100.7
10.6
=
36.7
12.9
=
29.7
12.2
=
4.3
11.4
=
34
10.6
=
附近的結果
78
8
=
78
8.1
=
78
8.2
=
78
8.3
=
78
8.4
=
78
8.5
=
78
8.6
=
78
8.7
=
78
8.8
=
78
8.9
=
78
9
=
78.1
8
=
78.1
8.1
=
78.1
8.2
=
78.1
8.3
=
78.1
8.4
=
78.1
8.5
=
78.1
8.6
=
78.1
8.7
=
78.1
8.8
=
78.1
8.9
=
78.1
9
=
78.2
8
=
78.2
8.1
=
78.2
8.2
=
78.2
8.3
=
78.2
8.4
=
78.2
8.5
=
78.2
8.6
=
78.2
8.7
=
78.2
8.8
=
78.2
8.9
=
78.2
9
=
78.3
8
=
78.3
8.1
=
78.3
8.2
=
78.3
8.3
=
78.3
8.4
=
78.3
8.5
=
78.3
8.6
=
78.3
8.7
=
78.3
8.8
=
78.3
8.9
=
78.3
9
=
78.4
8
=
78.4
8.1
=
78.4
8.2
=
78.4
8.3
=
78.4
8.4
=
78.4
8.5
=
78.4
8.6
=
78.4
8.7
=
78.4
8.8
=
78.4
8.9
=
78.4
9
=
78.5
8
=
78.5
8.1
=
78.5
8.2
=
78.5
8.3
=
78.5
8.4
=
78.5
8.5
=
78.5
8.6
=
78.5
8.7
=
78.5
8.8
=
78.5
8.9
=
78.5
9
=
78.6
8
=
78.6
8.1
=
78.6
8.2
=
78.6
8.3
=
78.6
8.4
=
78.6
8.5
=
78.6
8.6
=
78.6
8.7
=
78.6
8.8
=
78.6
8.9
=
78.6
9
=
78.7
8
=
78.7
8.1
=
78.7
8.2
=
78.7
8.3
=
78.7
8.4
=
78.7
8.5
=
78.7
8.6
=
78.7
8.7
=
78.7
8.8
=
78.7
8.9
=
78.7
9
=
78.8
8
=
78.8
8.1
=
78.8
8.2
=
78.8
8.3
=
78.8
8.4
=
78.8
8.5
=
78.8
8.6
=
78.8
8.7
=
78.8
8.8
=
78.8
8.9
=
78.8
9
=
78.9
8
=
78.9
8.1
=
78.9
8.2
=
78.9
8.3
=
78.9
8.4
=
78.9
8.5
=
78.9
8.6
=
78.9
8.7
=
78.9
8.8
=
78.9
8.9
=
78.9
9
=
79
8
=
79
8.1
=
79
8.2
=
79
8.3
=
79
8.4
=
79
8.5
=
79
8.6
=
79
8.7
=
79
8.8
=
79
8.9
=
79
9
=