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!
78.9
5
=
3057630600.0295
历史上次计算结果
78.9
5
=
102.5
2.1
=
20
7.5
=
10.1
1.4
=
10.7
1.2
=
75.1
12.9
=
59.9
4.4
=
7.5
7.6
=
86.7
8.1
=
7.8
1.6
=
5
8.1
=
94.1
4.1
=
35.8
16.8
=
88
20
=
44
7.9
=
94.7
4.2
=
73.1
17.5
=
66
6.2
=
44.3
3.6
=
89.5
2.7
=
53.8
12
=
30
8.9
=
2.6
6.9
=
44.2
7
=
142.7
15.2
=
53.9
12.8
=
6.9
14.5
=
46
7.5
=
54.9
9.2
=
11.1
11.5
=
附近的結果
78
5
=
78
5.1
=
78
5.2
=
78
5.3
=
78
5.4
=
78
5.5
=
78
5.6
=
78
5.7
=
78
5.8
=
78
5.9
=
78
6
=
78.1
5
=
78.1
5.1
=
78.1
5.2
=
78.1
5.3
=
78.1
5.4
=
78.1
5.5
=
78.1
5.6
=
78.1
5.7
=
78.1
5.8
=
78.1
5.9
=
78.1
6
=
78.2
5
=
78.2
5.1
=
78.2
5.2
=
78.2
5.3
=
78.2
5.4
=
78.2
5.5
=
78.2
5.6
=
78.2
5.7
=
78.2
5.8
=
78.2
5.9
=
78.2
6
=
78.3
5
=
78.3
5.1
=
78.3
5.2
=
78.3
5.3
=
78.3
5.4
=
78.3
5.5
=
78.3
5.6
=
78.3
5.7
=
78.3
5.8
=
78.3
5.9
=
78.3
6
=
78.4
5
=
78.4
5.1
=
78.4
5.2
=
78.4
5.3
=
78.4
5.4
=
78.4
5.5
=
78.4
5.6
=
78.4
5.7
=
78.4
5.8
=
78.4
5.9
=
78.4
6
=
78.5
5
=
78.5
5.1
=
78.5
5.2
=
78.5
5.3
=
78.5
5.4
=
78.5
5.5
=
78.5
5.6
=
78.5
5.7
=
78.5
5.8
=
78.5
5.9
=
78.5
6
=
78.6
5
=
78.6
5.1
=
78.6
5.2
=
78.6
5.3
=
78.6
5.4
=
78.6
5.5
=
78.6
5.6
=
78.6
5.7
=
78.6
5.8
=
78.6
5.9
=
78.6
6
=
78.7
5
=
78.7
5.1
=
78.7
5.2
=
78.7
5.3
=
78.7
5.4
=
78.7
5.5
=
78.7
5.6
=
78.7
5.7
=
78.7
5.8
=
78.7
5.9
=
78.7
6
=
78.8
5
=
78.8
5.1
=
78.8
5.2
=
78.8
5.3
=
78.8
5.4
=
78.8
5.5
=
78.8
5.6
=
78.8
5.7
=
78.8
5.8
=
78.8
5.9
=
78.8
6
=
78.9
5
=
78.9
5.1
=
78.9
5.2
=
78.9
5.3
=
78.9
5.4
=
78.9
5.5
=
78.9
5.6
=
78.9
5.7
=
78.9
5.8
=
78.9
5.9
=
78.9
6
=
79
5
=
79
5.1
=
79
5.2
=
79
5.3
=
79
5.4
=
79
5.5
=
79
5.6
=
79
5.7
=
79
5.8
=
79
5.9
=
79
6
=