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!
39
8.9
=
1.4470215618901E+14
历史上次计算结果
39
8.9
=
15.9
16.1
=
152
15.8
=
5.6
6.5
=
87.7
12.9
=
81
11.8
=
86.9
2.7
=
73.8
18
=
25.4
10.4
=
24.2
7.1
=
20.9
9.8
=
71.2
2.4
=
5.5
2
=
147.8
16
=
10.6
8.7
=
7.1
2.8
=
7.1
2.1
=
101
2.1
=
83.6
20.8
=
46.6
8.2
=
70.4
6
=
8
9.9
=
8
9.9
=
11.6
6.7
=
145.1
13.1
=
52.9
5.1
=
18
11
=
10.9
8.5
=
151.3
15.1
=
2.5
7.3
=
附近的結果
39
8
=
39
8.1
=
39
8.2
=
39
8.3
=
39
8.4
=
39
8.5
=
39
8.6
=
39
8.7
=
39
8.8
=
39
8.9
=
39
9
=
39.1
8
=
39.1
8.1
=
39.1
8.2
=
39.1
8.3
=
39.1
8.4
=
39.1
8.5
=
39.1
8.6
=
39.1
8.7
=
39.1
8.8
=
39.1
8.9
=
39.1
9
=
39.2
8
=
39.2
8.1
=
39.2
8.2
=
39.2
8.3
=
39.2
8.4
=
39.2
8.5
=
39.2
8.6
=
39.2
8.7
=
39.2
8.8
=
39.2
8.9
=
39.2
9
=
39.3
8
=
39.3
8.1
=
39.3
8.2
=
39.3
8.3
=
39.3
8.4
=
39.3
8.5
=
39.3
8.6
=
39.3
8.7
=
39.3
8.8
=
39.3
8.9
=
39.3
9
=
39.4
8
=
39.4
8.1
=
39.4
8.2
=
39.4
8.3
=
39.4
8.4
=
39.4
8.5
=
39.4
8.6
=
39.4
8.7
=
39.4
8.8
=
39.4
8.9
=
39.4
9
=
39.5
8
=
39.5
8.1
=
39.5
8.2
=
39.5
8.3
=
39.5
8.4
=
39.5
8.5
=
39.5
8.6
=
39.5
8.7
=
39.5
8.8
=
39.5
8.9
=
39.5
9
=
39.6
8
=
39.6
8.1
=
39.6
8.2
=
39.6
8.3
=
39.6
8.4
=
39.6
8.5
=
39.6
8.6
=
39.6
8.7
=
39.6
8.8
=
39.6
8.9
=
39.6
9
=
39.7
8
=
39.7
8.1
=
39.7
8.2
=
39.7
8.3
=
39.7
8.4
=
39.7
8.5
=
39.7
8.6
=
39.7
8.7
=
39.7
8.8
=
39.7
8.9
=
39.7
9
=
39.8
8
=
39.8
8.1
=
39.8
8.2
=
39.8
8.3
=
39.8
8.4
=
39.8
8.5
=
39.8
8.6
=
39.8
8.7
=
39.8
8.8
=
39.8
8.9
=
39.8
9
=
39.9
8
=
39.9
8.1
=
39.9
8.2
=
39.9
8.3
=
39.9
8.4
=
39.9
8.5
=
39.9
8.6
=
39.9
8.7
=
39.9
8.8
=
39.9
8.9
=
39.9
9
=