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
12
=
8.2419567486384E+15
历史上次计算结果
21.2
12
=
16.6
15
=
49.3
4.1
=
41.7
3.8
=
61.8
10.5
=
14.7
7.1
=
88.4
19.6
=
56.8
4.2
=
101.8
9.1
=
35.7
2.7
=
56.7
2.1
=
56.1
4.3
=
144
16.4
=
56.2
4.6
=
53
4
=
66.1
2.7
=
17.2
2.1
=
56.4
2
=
30
1087
=
16
2180.4
=
29.1
4.6
=
35
7.7
=
76.5
4.7
=
66.5
2
=
93.9
15.1
=
23.5
12.1
=
29.3
8.1
=
47.9
20.2
=
34.1
10.3
=
53.3
4.6
=
附近的結果
21
12
=
21
12.1
=
21
12.2
=
21
12.3
=
21
12.4
=
21
12.5
=
21
12.6
=
21
12.7
=
21
12.8
=
21
12.9
=
21
13
=
21.1
12
=
21.1
12.1
=
21.1
12.2
=
21.1
12.3
=
21.1
12.4
=
21.1
12.5
=
21.1
12.6
=
21.1
12.7
=
21.1
12.8
=
21.1
12.9
=
21.1
13
=
21.2
12
=
21.2
12.1
=
21.2
12.2
=
21.2
12.3
=
21.2
12.4
=
21.2
12.5
=
21.2
12.6
=
21.2
12.7
=
21.2
12.8
=
21.2
12.9
=
21.2
13
=
21.3
12
=
21.3
12.1
=
21.3
12.2
=
21.3
12.3
=
21.3
12.4
=
21.3
12.5
=
21.3
12.6
=
21.3
12.7
=
21.3
12.8
=
21.3
12.9
=
21.3
13
=
21.4
12
=
21.4
12.1
=
21.4
12.2
=
21.4
12.3
=
21.4
12.4
=
21.4
12.5
=
21.4
12.6
=
21.4
12.7
=
21.4
12.8
=
21.4
12.9
=
21.4
13
=
21.5
12
=
21.5
12.1
=
21.5
12.2
=
21.5
12.3
=
21.5
12.4
=
21.5
12.5
=
21.5
12.6
=
21.5
12.7
=
21.5
12.8
=
21.5
12.9
=
21.5
13
=
21.6
12
=
21.6
12.1
=
21.6
12.2
=
21.6
12.3
=
21.6
12.4
=
21.6
12.5
=
21.6
12.6
=
21.6
12.7
=
21.6
12.8
=
21.6
12.9
=
21.6
13
=
21.7
12
=
21.7
12.1
=
21.7
12.2
=
21.7
12.3
=
21.7
12.4
=
21.7
12.5
=
21.7
12.6
=
21.7
12.7
=
21.7
12.8
=
21.7
12.9
=
21.7
13
=
21.8
12
=
21.8
12.1
=
21.8
12.2
=
21.8
12.3
=
21.8
12.4
=
21.8
12.5
=
21.8
12.6
=
21.8
12.7
=
21.8
12.8
=
21.8
12.9
=
21.8
13
=
21.9
12
=
21.9
12.1
=
21.9
12.2
=
21.9
12.3
=
21.9
12.4
=
21.9
12.5
=
21.9
12.6
=
21.9
12.7
=
21.9
12.8
=
21.9
12.9
=
21.9
13
=