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
8
=
1.4716273782361E+15
历史上次计算结果
78.7
8
=
5.1
19
=
92.3
5.4
=
36.1
7.6
=
92.5
6.9
=
100.1
5.7
=
97
11.8
=
93.8
16.2
=
69.1
5.5
=
72
13.9
=
51.1
6.6
=
84.6
7.2
=
72.9
14
=
85
20.1
=
45.6
9.5
=
35
6.8
=
77
8.9
=
99.5
11.6
=
1.8
10.7
=
86.2
8.6
=
2.5
3.7
=
49.5
14.2
=
97.3
14
=
75
9.5
=
104.5
15.7
=
73.9
17.5
=
46.5
11.9
=
72
8
=
44.2
14.4
=
9.4
276.8
=
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
=