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
17.9
=
9.8616516059245E+23
历史上次计算结果
21.9
17.9
=
53.6
8.5
=
90.4
7.4
=
52.2
8.3
=
23.6
12.6
=
91.8
5.3
=
54.6
9.8
=
11.7
3.8
=
90.7
6.6
=
11.7
3.9
=
20.3
9.4
=
98
7.7
=
30.1
8.6
=
66.3
2.1
=
97.4
8
=
9.2
3.4
=
37.8
14.7
=
2.4
3.8
=
2.5
3.3
=
59.7
10.3
=
100.6
5.6
=
6.4
11.6
=
89.7
13.7
=
4.5
11.9
=
30.3
7.7
=
47.1
20.2
=
105.1
12.3
=
35.3
6.1
=
30.7
7.2
=
103.1
8.9
=
附近的結果
21
17
=
21
17.1
=
21
17.2
=
21
17.3
=
21
17.4
=
21
17.5
=
21
17.6
=
21
17.7
=
21
17.8
=
21
17.9
=
21.1
17
=
21.1
17.1
=
21.1
17.2
=
21.1
17.3
=
21.1
17.4
=
21.1
17.5
=
21.1
17.6
=
21.1
17.7
=
21.1
17.8
=
21.1
17.9
=
21.2
17
=
21.2
17.1
=
21.2
17.2
=
21.2
17.3
=
21.2
17.4
=
21.2
17.5
=
21.2
17.6
=
21.2
17.7
=
21.2
17.8
=
21.2
17.9
=
21.3
17
=
21.3
17.1
=
21.3
17.2
=
21.3
17.3
=
21.3
17.4
=
21.3
17.5
=
21.3
17.6
=
21.3
17.7
=
21.3
17.8
=
21.3
17.9
=
21.4
17
=
21.4
17.1
=
21.4
17.2
=
21.4
17.3
=
21.4
17.4
=
21.4
17.5
=
21.4
17.6
=
21.4
17.7
=
21.4
17.8
=
21.4
17.9
=
21.5
17
=
21.5
17.1
=
21.5
17.2
=
21.5
17.3
=
21.5
17.4
=
21.5
17.5
=
21.5
17.6
=
21.5
17.7
=
21.5
17.8
=
21.5
17.9
=
21.6
17
=
21.6
17.1
=
21.6
17.2
=
21.6
17.3
=
21.6
17.4
=
21.6
17.5
=
21.6
17.6
=
21.6
17.7
=
21.6
17.8
=
21.6
17.9
=
21.7
17
=
21.7
17.1
=
21.7
17.2
=
21.7
17.3
=
21.7
17.4
=
21.7
17.5
=
21.7
17.6
=
21.7
17.7
=
21.7
17.8
=
21.7
17.9
=
21.8
17
=
21.8
17.1
=
21.8
17.2
=
21.8
17.3
=
21.8
17.4
=
21.8
17.5
=
21.8
17.6
=
21.8
17.7
=
21.8
17.8
=
21.8
17.9
=
21.9
17
=
21.9
17.1
=
21.9
17.2
=
21.9
17.3
=
21.9
17.4
=
21.9
17.5
=
21.9
17.6
=
21.9
17.7
=
21.9
17.8
=
21.9
17.9
=