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!
39.8
18
=
6.2790696047447E+28
历史上次计算结果
39.8
18
=
71.2
19.3
=
73
10.8
=
37.4
9.5
=
73.2
10
=
12.3
7.9
=
31.4
2.3
=
125.2
12.8
=
42.1
8.6
=
63.4
7.3
=
27.4
9.5
=
45.6
14.7
=
1
1.7
=
12.3
7.8
=
82.6
7.3
=
58.7
11.8
=
3.4
20.5
=
7.1
11.2
=
82.2
7.7
=
3.4
20.8
=
82.6
7.1
=
51.2
16
=
9.7
2155.9
=
95.8
16.3
=
34.8
19.1
=
27.5
20.2
=
33.5
15.2
=
97.7
7.1
=
12.8
2158.9
=
5.4
14.3
=
附近的結果
39
18
=
39
18.1
=
39
18.2
=
39
18.3
=
39
18.4
=
39
18.5
=
39
18.6
=
39
18.7
=
39
18.8
=
39
18.9
=
39.1
18
=
39.1
18.1
=
39.1
18.2
=
39.1
18.3
=
39.1
18.4
=
39.1
18.5
=
39.1
18.6
=
39.1
18.7
=
39.1
18.8
=
39.1
18.9
=
39.2
18
=
39.2
18.1
=
39.2
18.2
=
39.2
18.3
=
39.2
18.4
=
39.2
18.5
=
39.2
18.6
=
39.2
18.7
=
39.2
18.8
=
39.2
18.9
=
39.3
18
=
39.3
18.1
=
39.3
18.2
=
39.3
18.3
=
39.3
18.4
=
39.3
18.5
=
39.3
18.6
=
39.3
18.7
=
39.3
18.8
=
39.3
18.9
=
39.4
18
=
39.4
18.1
=
39.4
18.2
=
39.4
18.3
=
39.4
18.4
=
39.4
18.5
=
39.4
18.6
=
39.4
18.7
=
39.4
18.8
=
39.4
18.9
=
39.5
18
=
39.5
18.1
=
39.5
18.2
=
39.5
18.3
=
39.5
18.4
=
39.5
18.5
=
39.5
18.6
=
39.5
18.7
=
39.5
18.8
=
39.5
18.9
=
39.6
18
=
39.6
18.1
=
39.6
18.2
=
39.6
18.3
=
39.6
18.4
=
39.6
18.5
=
39.6
18.6
=
39.6
18.7
=
39.6
18.8
=
39.6
18.9
=
39.7
18
=
39.7
18.1
=
39.7
18.2
=
39.7
18.3
=
39.7
18.4
=
39.7
18.5
=
39.7
18.6
=
39.7
18.7
=
39.7
18.8
=
39.7
18.9
=
39.8
18
=
39.8
18.1
=
39.8
18.2
=
39.8
18.3
=
39.8
18.4
=
39.8
18.5
=
39.8
18.6
=
39.8
18.7
=
39.8
18.8
=
39.8
18.9
=
39.9
18
=
39.9
18.1
=
39.9
18.2
=
39.9
18.3
=
39.9
18.4
=
39.9
18.5
=
39.9
18.6
=
39.9
18.7
=
39.9
18.8
=
39.9
18.9
=