Finite Group Databasebeta

← C2×#1543 #17698

Subgroups — C2×#1543 #17698

Order 256.

637 conjugacy classes of subgroups; only the 207 normal subgroups are shown.

normal subgroups only

This group has 637 conjugacy classes of subgroups — too many to draw. Only its 207 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#532C211yesmaximal, characteristic
2C2×#431C212yesmaximal, complemented
3#1543C218yesmaximal, direct product factor
4C2×#333C212yesmaximal, complemented
5C2×#331C212yesmaximal, complemented
6C22×#41C412yes—
7#532—24no—
8#532C414yes—
9#532C2214yes—
10C2×C4⋊Q8C2211yescharacteristic
11C2×#127C2211yescharacteristic
12C2×#124C412yes—
13C2×#121—22no—
14C2×C4×D4—22no—
15C22×C42C2211yescharacteristic
16#431—24no—
17#431C2218yescomplemented
18C2×C4⋊C8C2214yes—
19C2×C22⋊C8—22no—
20C2×C4×C8—22no—
21#333C2218yescomplemented
22#331C2218yescomplemented
23C2×#41—24no—
24C2×#41—48no—
25C2×#41C2×C418yes—
26C22×Q8C2×C412yes—
27C22×D4—22no—
28C22×D4—22no—
29C22×D4C2×C412yes—
30C23×C4—22no—
31C23×C4C2×C411yescharacteristic
32C23×C4D412yes—
33C22×C8—24no—
34C4⋊Q8—22no—
35C4⋊Q8C2×C412yes—
36C4⋊Q8C2312yes—
37#127—22no—
38#127C2×C412yes—
39#127C2312yes—
40#124—24no—
41#124C2×C418yes—
42#121—28no—
43#121—28no—
44C4×D4—28no—
45C4×D4—28no—
46C2×C4⋊C4—22no—
47C2×C22⋊C4—24no—
48C2×C42C2×C411yescharacteristic
49C2×C42C2×C412yes—
50C2×C42D414yes—
51C2×C42D412yes—
52C2×C42C2311yescharacteristic
53C2×C42C2312yes—
54C4⋊C8—24no—
55C4⋊C8C2318yes—
56C22⋊C8—28no—
57C4×C8—28no—
58C24—22no—
59C24C22⋊C411yescharacteristic
60#41—416no—
61#41—416no—
62C2×Q8—22no—
63C2×Q8—44no—
64C2×Q8C22×C414yes—
65C2×D4—28no—
66C2×D4—24no—
67C2×D4—22no—
68C2×D4—24no—
69C2×D4—44no—
70C2×D4—48no—
71C2×D4—48no—
72C2×D4C22×C414yes—
73C22×C4—24no—
74C22×C4—28no—
75C22×C4—22no—
76C22×C4—28no—
77C22×C4—48no—
78C22×C4C22⋊C412yes—
79C22×C4C22⋊C414yes—
80C22×C4C22⋊C412yes—
81C22×C4C22⋊C411yescharacteristic
82C22×C4C22×C411yescharacteristic
83C22×C4C22×C412yes—
84C22×C4C2×D414yes—
85C22×C4C2×D412yes—
86C2×C8—28no—
87C2×C8—48no—
88C4⋊C4—24no—
89C4⋊C4—24no—
90C22⋊C4—216no—
91C42C22⋊C414yes—
92C42C22⋊C412yes—
93C42C22×C412yes—
94C42C22×C411yescharacteristic
95C42C2×D414yes—
96C42C2×D412yes—
97C42C2411yescharacteristic
98C23—22no—
99C23—24no—
100C23—24no—
101C23—44no—
102C23—48no—
103C23C2×C22⋊C412yes—
104C23C2×C22⋊C411yescharacteristic
105Q8—44no—
106Q8—44no—
107D4—44no—
108D4—44no—
109D4—416no—
110D4—48no—
111D4—48no—
112C2×C4—22no—
113C2×C4—24no—
114C2×C4—28no—
115C2×C4—24no—
116C2×C4—24no—
117C2×C4—28no—
118C2×C4—24no—
119C2×C4—44no—
120C2×C4—416no—
121C2×C4#10014yes—
122C2×C4C2×C22⋊C414yes—
123C2×C4C2×C22⋊C411yescharacteristic
124C2×C4C2×C22⋊C412yes—
125C2×C4C2×C22⋊C412yes—
126C2×C4#13518yes—
127C2×C4C23×C411yescharacteristic
128C2×C4C22×D412yes—
129C8—48no—
130C22—22no—
131C22—24no—
132C22—44no—
133C22—44no—
134C22—48no—
135C22—88no—
136C22C2×#10012yes—
137C22#41614yes—
138C22C22×C22⋊C411yescharacteristic
139C4—21no—
140C4—21no—
141C4—24no—
142C4—44no—
143C4C2×#10014yes—
144C4#41614yes—
145C4C2×#13514yes—
146C2—42no—
147C2—84no—
148C2#154314yesdirect product factor
149C2C22×#10011yescharacteristic
150C2C2×#41612yes—
subgroupG/H
centerC22×C4C22⋊C4
commutatorC2×C4C23×C4
Frattini, cosocleC42C24
socleC23C2×C22⋊C4
prime radicalC2×#532C2
LCSG ▷ C2×C4 ▷ C22 ▷ C1
UCSC1 ◁ C22×C4 ◁ C22×C42 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

Complements

Splittings G = N ⋊ H with N normal; H ≅ G/N.

NH ≅ G/Ntype
2. C2×#431C2semidirect
3. #1543C2direct (N × H)
4. C2×#333C2semidirect
5. C2×#331C2semidirect
17. #431C22semidirect
21. #333C22semidirect
22. #331C22semidirect
148. C2#1543direct (N × H)

Maximal subgroups

By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.

subgroupindex
C2×#5322
C2×#4312
#15432
C2×#3332
C2×#3312