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!
77.2
8
=
1.261648578425E+15
历史上次计算结果
77.2
8
=
52
9.1
=
14.2
5.5
=
74
17
=
111
16
=
87.9
13.7
=
86.7
12.6
=
54.6
7.4
=
8.6
5.7
=
8.3
16.3
=
20.1
9.8
=
63.5
10.9
=
70.6
5.1
=
102.4
2.4
=
8.9
16.9
=
99.5
2
=
105.2
8
=
3
15.5
=
5
15
=
142.1
15.8
=
15.9
2223.6
=
61.5
1
=
71.7
6.9
=
136.6
15
=
55.1
7.3
=
11
2161
=
50.4
2
=
66.7
1.2
=
14.8
1.4
=
2.2
10.7
=
附近的結果
77
8
=
77
8.1
=
77
8.2
=
77
8.3
=
77
8.4
=
77
8.5
=
77
8.6
=
77
8.7
=
77
8.8
=
77
8.9
=
77
9
=
77.1
8
=
77.1
8.1
=
77.1
8.2
=
77.1
8.3
=
77.1
8.4
=
77.1
8.5
=
77.1
8.6
=
77.1
8.7
=
77.1
8.8
=
77.1
8.9
=
77.1
9
=
77.2
8
=
77.2
8.1
=
77.2
8.2
=
77.2
8.3
=
77.2
8.4
=
77.2
8.5
=
77.2
8.6
=
77.2
8.7
=
77.2
8.8
=
77.2
8.9
=
77.2
9
=
77.3
8
=
77.3
8.1
=
77.3
8.2
=
77.3
8.3
=
77.3
8.4
=
77.3
8.5
=
77.3
8.6
=
77.3
8.7
=
77.3
8.8
=
77.3
8.9
=
77.3
9
=
77.4
8
=
77.4
8.1
=
77.4
8.2
=
77.4
8.3
=
77.4
8.4
=
77.4
8.5
=
77.4
8.6
=
77.4
8.7
=
77.4
8.8
=
77.4
8.9
=
77.4
9
=
77.5
8
=
77.5
8.1
=
77.5
8.2
=
77.5
8.3
=
77.5
8.4
=
77.5
8.5
=
77.5
8.6
=
77.5
8.7
=
77.5
8.8
=
77.5
8.9
=
77.5
9
=
77.6
8
=
77.6
8.1
=
77.6
8.2
=
77.6
8.3
=
77.6
8.4
=
77.6
8.5
=
77.6
8.6
=
77.6
8.7
=
77.6
8.8
=
77.6
8.9
=
77.6
9
=
77.7
8
=
77.7
8.1
=
77.7
8.2
=
77.7
8.3
=
77.7
8.4
=
77.7
8.5
=
77.7
8.6
=
77.7
8.7
=
77.7
8.8
=
77.7
8.9
=
77.7
9
=
77.8
8
=
77.8
8.1
=
77.8
8.2
=
77.8
8.3
=
77.8
8.4
=
77.8
8.5
=
77.8
8.6
=
77.8
8.7
=
77.8
8.8
=
77.8
8.9
=
77.8
9
=
77.9
8
=
77.9
8.1
=
77.9
8.2
=
77.9
8.3
=
77.9
8.4
=
77.9
8.5
=
77.9
8.6
=
77.9
8.7
=
77.9
8.8
=
77.9
8.9
=
77.9
9
=
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
=