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!
21.9
15.3
=
3.2269702163242E+20
历史上次计算结果
21.9
15.3
=
9.7
1.3
=
68.7
16.9
=
29.3
7.3
=
14.8
2.5
=
36.2
13.1
=
29.8
10.9
=
5.9
16.6
=
94.5
6.6
=
50.3
16.4
=
24.4
2.9
=
26.8
9.5
=
54.7
7.8
=
87.5
16.9
=
96.2
5.9
=
39.9
7.9
=
71.5
15.1
=
34.4
12
=
72.2
6
=
94
14.3
=
67.4
5.4
=
79.3
9.8
=
88.8
12.4
=
20.9
11.5
=
65.1
10.8
=
42
11.7
=
77.7
10.1
=
70.4
12
=
5.9
3
=
107
7.3
=
附近的結果
21
15
=
21
15.1
=
21
15.2
=
21
15.3
=
21
15.4
=
21
15.5
=
21
15.6
=
21
15.7
=
21
15.8
=
21
15.9
=
21
16
=
21.1
15
=
21.1
15.1
=
21.1
15.2
=
21.1
15.3
=
21.1
15.4
=
21.1
15.5
=
21.1
15.6
=
21.1
15.7
=
21.1
15.8
=
21.1
15.9
=
21.1
16
=
21.2
15
=
21.2
15.1
=
21.2
15.2
=
21.2
15.3
=
21.2
15.4
=
21.2
15.5
=
21.2
15.6
=
21.2
15.7
=
21.2
15.8
=
21.2
15.9
=
21.2
16
=
21.3
15
=
21.3
15.1
=
21.3
15.2
=
21.3
15.3
=
21.3
15.4
=
21.3
15.5
=
21.3
15.6
=
21.3
15.7
=
21.3
15.8
=
21.3
15.9
=
21.3
16
=
21.4
15
=
21.4
15.1
=
21.4
15.2
=
21.4
15.3
=
21.4
15.4
=
21.4
15.5
=
21.4
15.6
=
21.4
15.7
=
21.4
15.8
=
21.4
15.9
=
21.4
16
=
21.5
15
=
21.5
15.1
=
21.5
15.2
=
21.5
15.3
=
21.5
15.4
=
21.5
15.5
=
21.5
15.6
=
21.5
15.7
=
21.5
15.8
=
21.5
15.9
=
21.5
16
=
21.6
15
=
21.6
15.1
=
21.6
15.2
=
21.6
15.3
=
21.6
15.4
=
21.6
15.5
=
21.6
15.6
=
21.6
15.7
=
21.6
15.8
=
21.6
15.9
=
21.6
16
=
21.7
15
=
21.7
15.1
=
21.7
15.2
=
21.7
15.3
=
21.7
15.4
=
21.7
15.5
=
21.7
15.6
=
21.7
15.7
=
21.7
15.8
=
21.7
15.9
=
21.7
16
=
21.8
15
=
21.8
15.1
=
21.8
15.2
=
21.8
15.3
=
21.8
15.4
=
21.8
15.5
=
21.8
15.6
=
21.8
15.7
=
21.8
15.8
=
21.8
15.9
=
21.8
16
=
21.9
15
=
21.9
15.1
=
21.9
15.2
=
21.9
15.3
=
21.9
15.4
=
21.9
15.5
=
21.9
15.6
=
21.9
15.7
=
21.9
15.8
=
21.9
15.9
=
21.9
16
=