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!
20.2
8
=
27721131664.079
历史上次计算结果
20.2
8
=
17
1.7
=
131
12.7
=
61.2
12.2
=
11.4
18.1
=
51.5
7
=
8.1
2156.4
=
70.5
12.3
=
84
4.8
=
70.2
12.3
=
70.2
12.9
=
11
17.4
=
90
3.6
=
39.5
16.6
=
104.9
10.8
=
17.3
8.2
=
56.8
8
=
95.5
12.7
=
135
16.4
=
61.2
12.8
=
1.9
7.9
=
55.4
9.3
=
11
276.6
=
52.5
16.6
=
8
2156.8
=
1.1
11.8
=
43.5
3.9
=
105.6
12.6
=
17.3
8.8
=
96.8
14.9
=
附近的結果
20
8
=
20
8.1
=
20
8.2
=
20
8.3
=
20
8.4
=
20
8.5
=
20
8.6
=
20
8.7
=
20
8.8
=
20
8.9
=
20
9
=
20.1
8
=
20.1
8.1
=
20.1
8.2
=
20.1
8.3
=
20.1
8.4
=
20.1
8.5
=
20.1
8.6
=
20.1
8.7
=
20.1
8.8
=
20.1
8.9
=
20.1
9
=
20.2
8
=
20.2
8.1
=
20.2
8.2
=
20.2
8.3
=
20.2
8.4
=
20.2
8.5
=
20.2
8.6
=
20.2
8.7
=
20.2
8.8
=
20.2
8.9
=
20.2
9
=
20.3
8
=
20.3
8.1
=
20.3
8.2
=
20.3
8.3
=
20.3
8.4
=
20.3
8.5
=
20.3
8.6
=
20.3
8.7
=
20.3
8.8
=
20.3
8.9
=
20.3
9
=
20.4
8
=
20.4
8.1
=
20.4
8.2
=
20.4
8.3
=
20.4
8.4
=
20.4
8.5
=
20.4
8.6
=
20.4
8.7
=
20.4
8.8
=
20.4
8.9
=
20.4
9
=
20.5
8
=
20.5
8.1
=
20.5
8.2
=
20.5
8.3
=
20.5
8.4
=
20.5
8.5
=
20.5
8.6
=
20.5
8.7
=
20.5
8.8
=
20.5
8.9
=
20.5
9
=
20.6
8
=
20.6
8.1
=
20.6
8.2
=
20.6
8.3
=
20.6
8.4
=
20.6
8.5
=
20.6
8.6
=
20.6
8.7
=
20.6
8.8
=
20.6
8.9
=
20.6
9
=
20.7
8
=
20.7
8.1
=
20.7
8.2
=
20.7
8.3
=
20.7
8.4
=
20.7
8.5
=
20.7
8.6
=
20.7
8.7
=
20.7
8.8
=
20.7
8.9
=
20.7
9
=
20.8
8
=
20.8
8.1
=
20.8
8.2
=
20.8
8.3
=
20.8
8.4
=
20.8
8.5
=
20.8
8.6
=
20.8
8.7
=
20.8
8.8
=
20.8
8.9
=
20.8
9
=
20.9
8
=
20.9
8.1
=
20.9
8.2
=
20.9
8.3
=
20.9
8.4
=
20.9
8.5
=
20.9
8.6
=
20.9
8.7
=
20.9
8.8
=
20.9
8.9
=
20.9
9
=