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!
21.2
15.7
=
6.6599814047123E+20
历史上次计算结果
21.2
15.7
=
82
8.7
=
21.5
14.8
=
21.5
15.5
=
98.7
13.6
=
15.1
12.2
=
72.3
6.1
=
15.7
12.3
=
47.5
15.8
=
102.3
10.8
=
54.6
7.4
=
79.5
9.8
=
7.3
16.4
=
11.8
2.7
=
26.9
10.6
=
10.3
7.6
=
87
15.4
=
106
11.8
=
51.3
17.1
=
36.1
13.8
=
11
7.7
=
20.8
11
=
50.6
16.7
=
34.7
11.7
=
11
7.3
=
50
16.2
=
36.1
13.9
=
34.9
12
=
68.4
15.1
=
95
2
=
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
=