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!
78.7
7
=
18699204297791
历史上次计算结果
78.7
7
=
130.4
12.7
=
51.2
10.4
=
89.5
15.1
=
92.6
10.1
=
68.4
10.4
=
102.5
18.7
=
14.6
1.4
=
102.5
18
=
30.4
13.5
=
104.7
16.8
=
102.7
18.6
=
102
18.8
=
66.5
7
=
63.6
14.1
=
103
18.7
=
131
12.4
=
96.6
10.3
=
78.2
6.8
=
96.6
17.7
=
132.6
15.3
=
132.8
15.1
=
28.4
7
=
28.7
8
=
8.5
6.2
=
28
7.8
=
3.2
4.7
=
102.1
18.9
=
43.6
2.1
=
37.3
3.9
=
附近的結果
78
7
=
78
7.1
=
78
7.2
=
78
7.3
=
78
7.4
=
78
7.5
=
78
7.6
=
78
7.7
=
78
7.8
=
78
7.9
=
78
8
=
78.1
7
=
78.1
7.1
=
78.1
7.2
=
78.1
7.3
=
78.1
7.4
=
78.1
7.5
=
78.1
7.6
=
78.1
7.7
=
78.1
7.8
=
78.1
7.9
=
78.1
8
=
78.2
7
=
78.2
7.1
=
78.2
7.2
=
78.2
7.3
=
78.2
7.4
=
78.2
7.5
=
78.2
7.6
=
78.2
7.7
=
78.2
7.8
=
78.2
7.9
=
78.2
8
=
78.3
7
=
78.3
7.1
=
78.3
7.2
=
78.3
7.3
=
78.3
7.4
=
78.3
7.5
=
78.3
7.6
=
78.3
7.7
=
78.3
7.8
=
78.3
7.9
=
78.3
8
=
78.4
7
=
78.4
7.1
=
78.4
7.2
=
78.4
7.3
=
78.4
7.4
=
78.4
7.5
=
78.4
7.6
=
78.4
7.7
=
78.4
7.8
=
78.4
7.9
=
78.4
8
=
78.5
7
=
78.5
7.1
=
78.5
7.2
=
78.5
7.3
=
78.5
7.4
=
78.5
7.5
=
78.5
7.6
=
78.5
7.7
=
78.5
7.8
=
78.5
7.9
=
78.5
8
=
78.6
7
=
78.6
7.1
=
78.6
7.2
=
78.6
7.3
=
78.6
7.4
=
78.6
7.5
=
78.6
7.6
=
78.6
7.7
=
78.6
7.8
=
78.6
7.9
=
78.6
8
=
78.7
7
=
78.7
7.1
=
78.7
7.2
=
78.7
7.3
=
78.7
7.4
=
78.7
7.5
=
78.7
7.6
=
78.7
7.7
=
78.7
7.8
=
78.7
7.9
=
78.7
8
=
78.8
7
=
78.8
7.1
=
78.8
7.2
=
78.8
7.3
=
78.8
7.4
=
78.8
7.5
=
78.8
7.6
=
78.8
7.7
=
78.8
7.8
=
78.8
7.9
=
78.8
8
=
78.9
7
=
78.9
7.1
=
78.9
7.2
=
78.9
7.3
=
78.9
7.4
=
78.9
7.5
=
78.9
7.6
=
78.9
7.7
=
78.9
7.8
=
78.9
7.9
=
78.9
8
=
79
7
=
79
7.1
=
79
7.2
=
79
7.3
=
79
7.4
=
79
7.5
=
79
7.6
=
79
7.7
=
79
7.8
=
79
7.9
=
79
8
=