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!
31.3
1.7
=
348.67866444833
历史上次计算结果
31.3
1.7
=
26
20.4
=
10.1
8.1
=
86.4
2.8
=
71.3
2
=
13.7
0.1
=
97.5
4.4
=
83.3
20.1
=
148.3
16
=
2
8.4
=
24.5
6.2
=
45.4
5.2
=
130.6
13.5
=
2
8.7
=
85.1
14.8
=
31
4.8
=
67.8
3.3
=
6.9
15.1
=
49.9
12.5
=
34.3
20.3
=
55
14
=
71.5
2.5
=
97
15.5
=
96.5
15.5
=
66
9.7
=
96.9
15.7
=
19.4
9.3
=
101.9
3.7
=
30.5
10.5
=
113.2
11.9
=
附近的結果
31
1
=
31
1.1
=
31
1.2
=
31
1.3
=
31
1.4
=
31
1.5
=
31
1.6
=
31
1.7
=
31
1.8
=
31
1.9
=
31.1
1
=
31.1
1.1
=
31.1
1.2
=
31.1
1.3
=
31.1
1.4
=
31.1
1.5
=
31.1
1.6
=
31.1
1.7
=
31.1
1.8
=
31.1
1.9
=
31.2
1
=
31.2
1.1
=
31.2
1.2
=
31.2
1.3
=
31.2
1.4
=
31.2
1.5
=
31.2
1.6
=
31.2
1.7
=
31.2
1.8
=
31.2
1.9
=
31.3
1
=
31.3
1.1
=
31.3
1.2
=
31.3
1.3
=
31.3
1.4
=
31.3
1.5
=
31.3
1.6
=
31.3
1.7
=
31.3
1.8
=
31.3
1.9
=
31.4
1
=
31.4
1.1
=
31.4
1.2
=
31.4
1.3
=
31.4
1.4
=
31.4
1.5
=
31.4
1.6
=
31.4
1.7
=
31.4
1.8
=
31.4
1.9
=
31.5
1
=
31.5
1.1
=
31.5
1.2
=
31.5
1.3
=
31.5
1.4
=
31.5
1.5
=
31.5
1.6
=
31.5
1.7
=
31.5
1.8
=
31.5
1.9
=
31.6
1
=
31.6
1.1
=
31.6
1.2
=
31.6
1.3
=
31.6
1.4
=
31.6
1.5
=
31.6
1.6
=
31.6
1.7
=
31.6
1.8
=
31.6
1.9
=
31.7
1
=
31.7
1.1
=
31.7
1.2
=
31.7
1.3
=
31.7
1.4
=
31.7
1.5
=
31.7
1.6
=
31.7
1.7
=
31.7
1.8
=
31.7
1.9
=
31.8
1
=
31.8
1.1
=
31.8
1.2
=
31.8
1.3
=
31.8
1.4
=
31.8
1.5
=
31.8
1.6
=
31.8
1.7
=
31.8
1.8
=
31.8
1.9
=
31.9
1
=
31.9
1.1
=
31.9
1.2
=
31.9
1.3
=
31.9
1.4
=
31.9
1.5
=
31.9
1.6
=
31.9
1.7
=
31.9
1.8
=
31.9
1.9
=