Finite Group Databasebeta

← C2×#1959 #21196

Subgroups — C2×#1959 #21196

Order 256.

907 conjugacy classes of subgroups; only the 287 normal subgroups are shown.

normal subgroups only

This group has 907 conjugacy classes of subgroups — too many to draw. Only its 287 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
1C22×#124C211yesmaximal, characteristic
2C22×#103C212yesmaximal, complemented
3C22×#102C212yesmaximal
4C22×#97C211yesmaximal, characteristic, complemented
5C2×#384C211yesmaximal, characteristic, complemented
6#1959C218yesmaximal, direct product factor
7C23×Q8C2211yescharacteristic
8C23×D4C2211yescharacteristic
9C23×C8C2212yes—
10C2×#124—22no—
11C2×#124—24no—
12C2×#124C418yescomplemented
13C2×#124C2214yes—
14C22×C4⋊C4—22no—
15C22×C4⋊C4C2212yes—
16C22×C22⋊C4—22no—
17C22×C42C2211yescharacteristic
18C2×#103—28no—
19C2×#103C2218yescomplemented
20C2×#102—28no—
21C2×#102C2218yes—
22C2×#97—24no—
23C2×#97C2214yescomplemented
24#384—22no—
25#384C2214yescomplemented
26C25—21no—
27C22×Q8—22no—
28C22×Q8—21no—
29C22×Q8—24no—
30C22×Q8—24no—
31C22×Q8C2×C414yes—
32C22×Q8C2312yes—
33C22×D4—24no—
34C22×D4—21no—
35C22×D4—22no—
36C22×D4—24no—
37C22×D4C2×C414yes—
38C22×D4C2312yes—
39C23×C4—21no—
40C23×C4—22no—
41C23×C4D412yes—
42C23×C4C2311yescharacteristic
43C22×C8—24no—
44C22×C8—24no—
45C22×C8D418yes—
46C22×C8C2314yes—
47#124—216no—
48#124—28no—
49#124C2×C4116yescomplemented
50C2×C4⋊C4—24no—
51C2×C4⋊C4—24no—
52C2×C4⋊C4—28no—
53C2×C4⋊C4—22no—
54C2×C4⋊C4—48no—
55C2×C4⋊C4C2314yes—
56C2×C22⋊C4—216no—
57C2×C22⋊C4—28no—
58C2×C42C2×C414yes—
59C2×C42D412yes—
60C2×C42D414yes—
61C2×C42C2312yes—
62#103—216no—
63#102—216no—
64#97—28no—
65C24—24no—
66C24—22no—
67C24—42no—
68C24—42no—
69C24—44no—
70C24—44no—
71C24C2×D411yescharacteristic
72C2×Q8—24no—
73C2×Q8—22no—
74C2×Q8—216no—
75C2×Q8—24no—
76C2×Q8—24no—
77C2×Q8—48no—
78C2×Q8—42no—
79C2×Q8—42no—
80C2×Q8C22×C414yes—
81C2×D4—24no—
82C2×D4—216no—
83C2×D4—24no—
84C2×D4—22no—
85C2×D4—24no—
86C2×D4—48no—
87C2×D4—42no—
88C2×D4—42no—
89C2×D4C22×C414yes—
90C22×C4—24no—
91C22×C4—24no—
92C22×C4—24no—
93C22×C4—22no—
94C22×C4—24no—
95C22×C4—42no—
96C22×C4—42no—
97C22×C4—44no—
98C22×C4—48no—
99C22×C4C22⋊C418yes—
100C22×C4C22×C412yes—
101C22×C4C2×D414yes—
102C22×C4C2×D411yescharacteristic
103C22×C4C2×D412yes—
104C22×C4C2×D414yes—
105C22×C4#4114yes—
106C22×C4C2411yescharacteristic
107C2×C8—216no—
108C2×C8—24no—
109C2×C8—24no—
110C2×C8C2×D418yes—
111C4⋊C4—24no—
112C4⋊C4—24no—
113C4⋊C4—416no—
114C4⋊C4—44no—
115C22⋊C4—232no—
116C42C22⋊C418yes—
117C42C22×C414yes—
118C42C2×D414yes—
119C23—24no—
120C23—42no—
121C23—42no—
122C23—44no—
123C23—44no—
124C23—48no—
125C23—416no—
126C23—88no—
127C23—84no—
128C23—84no—
129C23C2×C22⋊C412yes—
130C23#12412yes—
131C23#12712yes—
132C23AGL(1,ℤ/8)14yes—
133C23#13714yes—
134C23C22×D411yescharacteristic
135Q8—28no—
136Q8—44no—
137Q8—48no—
138D4—28no—
139D4—44no—
140D4—48no—
141C2×C4—24no—
142C2×C4—24no—
143C2×C4—216no—
144C2×C4—24no—
145C2×C4—42no—
146C2×C4—42no—
147C2×C4—48no—
148C2×C4—44no—
149C2×C4—48no—
150C2×C4—88no—
151C2×C4C2×C22⋊C418yes—
152C2×C4C2×C22⋊C412yes—
153C2×C4C4×D418yes—
154C2×C4#12118yes—
155C2×C4#12412yes—
156C2×C4#12712yes—
157C2×C4C23×C411yescharacteristic
158C2×C4C22×D412yes—
159C2×C4C22×D411yescharacteristic
160C2×C4C2×#4112yes—
161C8—28no—
162C22—48no—
163C22—44no—
164C22—84no—
165C22—82no—
166C22—82no—
167C22—816no—
168C22#39014yes—
169C22#41718yes—
170C22#48918yes—
171C22#49614yes—
172C22#49714yes—
173C22C22×C22⋊C411yescharacteristic
174C22C2×#12411yescharacteristic
175C22C2×#12711yescharacteristic
176C22C2×AGL(1,ℤ/8)12yes—
177C22C2×#13712yes—
178C4—28no—
179C4—44no—
180C4—84no—
181C4#39014yes—
182C4C2×C4×D412yes—
183C4C2×#12112yes—
184C2—84no—
185C2#195918yesdirect product factor
186C2C2×#39011yescharacteristic
187C2C2×#41712yes—
188C2C2×#48912yes—
189C2C2×#49611yescharacteristic
190C2C2×#49711yescharacteristic
subgroupG/H
center, socleC24C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
prime radicalC23×D4C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C24 ◁ C22×C42 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C22×#103C2semidirect
4. C22×#97C2semidirect
5. C2×#384C2semidirect
6. #1959C2direct (N × H)
12. C2×#124C4semidirect
19. C2×#103C22semidirect
23. C2×#97C22semidirect
25. #384C22semidirect
49. #124C2×C4semidirect
185. C2#1959direct (N × H)

Maximal subgroups

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

subgroupindex
C22×#1242
C22×#1032
C22×#1022
C22×#972
C2×#3842
#19592