Finite Group Databasebeta

← C2×#1804 #20642

Subgroups — C2×#1804 #20642

Order 256.

971 conjugacy classes of subgroups; only the 311 normal subgroups are shown.

normal subgroups only

This group has 971 conjugacy classes of subgroups — too many to draw. Only its 311 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×C4×D4C211yesmaximal, characteristic
2C22×C4⋊C8C211yesmaximal, characteristic, complemented
3C22×#102C212yesmaximal
4C2×#382C211yesmaximal, characteristic, complemented
5#1804C218yesmaximal, direct product factor
6C2×#340C212yesmaximal, complemented
7C23×D4C2211yescharacteristic
8C24×C4—21no—
9C23×C8C2212yes—
10C2×C4×D4—22no—
11C2×C4×D4—24no—
12C2×C4×D4C418yescomplemented
13C2×C4×D4C2214yes—
14C22×C4⋊C4C2212yes—
15C22×C4⋊C4C2211yescharacteristic
16C22×C22⋊C4—21no—
17C22×C42C2211yescharacteristic
18C2×C4⋊C8—24no—
19C2×C4⋊C8C2214yescomplemented
20C2×#102—28no—
21C2×#102C2218yes—
22#382—22no—
23#382C2214yescomplemented
24C2×#95—21no—
25C2×#95—21no—
26#340C2218yescomplemented
27C25—21no—
28C22×D4—21no—
29C22×D4—22no—
30C22×D4—22no—
31C22×D4—22no—
32C22×D4C2×C414yes—
33C22×D4D414yes—
34C22×D4Q814yes—
35C22×D4C2312yes—
36C23×C4—21no—
37C23×C4—28no—
38C23×C4—24no—
39C23×C4—22no—
40C23×C4—48no—
41C23×C4D411yescharacteristic
42C23×C4D411yescharacteristic
43C23×C4C2311yescharacteristic
44C22×C8—24no—
45C22×C8—24no—
46C22×C8—24no—
47C22×C8C2314yes—
48C4×D4—216no—
49C4×D4—28no—
50C4×D4C2×C4116yescomplemented
51C2×C4⋊C4—21no—
52C2×C4⋊C4—22no—
53C2×C4⋊C4—24no—
54C2×C4⋊C4—24no—
55C2×C4⋊C4—22no—
56C2×C4⋊C4C2×C414yes—
57C2×C4⋊C4C2314yes—
58C2×C4⋊C4C2312yes—
59C2×C22⋊C4—28no—
60C2×C22⋊C4—24no—
61C2×C42C2×C414yes—
62C2×C42D412yes—
63C2×C42D414yes—
64C2×C42C2312yes—
65C4⋊C8—28no—
66#102—216no—
67#95—24no—
68#95—24no—
69C24—24no—
70C24—24no—
71C24—24no—
72C24—22no—
73C24—44no—
74C24—44no—
75C24C2×D411yescharacteristic
76C2×D4—24no—
77C2×D4—28no—
78C2×D4—28no—
79C2×D4—24no—
80C2×D4—28no—
81C2×D4—24no—
82C2×D4—22no—
83C2×D4—22no—
84C2×D4—22no—
85C2×D4C4⋊C4116yes—
86C2×D4C22×C414yes—
87C2×D4C2×D414yes—
88C2×D4C2×Q814yes—
89C22×C4—24no—
90C22×C4—24no—
91C22×C4—24no—
92C22×C4—22no—
93C22×C4—216no—
94C22×C4—24no—
95C22×C4—416no—
96C22×C4—432no—
97C22×C4—44no—
98C22×C4—44no—
99C22×C4—44no—
100C22×C4—44no—
101C22×C4C22⋊C414yes—
102C22×C4C22⋊C414yes—
103C22×C4C22×C412yes—
104C22×C4C2×D412yes—
105C22×C4C2×D412yes—
106C22×C4C2×D411yescharacteristic
107C22×C4C2×D412yes—
108C22×C4C2×D412yes—
109C22×C4C2×Q812yes—
110C22×C4#4112yes—
111C22×C4#4112yes—
112C22×C4C2411yescharacteristic
113C2×C8—24no—
114C2×C8—24no—
115C2×C8—24no—
116C2×C8—48no—
117C4⋊C4—24no—
118C4⋊C4—22no—
119C4⋊C4—24no—
120C4⋊C4—24no—
121C4⋊C4—44no—
122C4⋊C4C22×C414yes—
123C22⋊C4—216no—
124C42C22⋊C418yes—
125C42C22×C414yes—
126C42C2×D414yes—
127C23—24no—
128C23—24no—
129C23—24no—
130C23—216no—
131C23—44no—
132C23—44no—
133C23—48no—
134C23—48no—
135C23—416no—
136C23—416no—
137C23C2×C22⋊C412yes—
138C23#12112yes—
139C23C22⋊Q812yes—
140C23#13514yes—
141C23AGL(1,ℤ/8)14yes—
142C23C22×D411yescharacteristic
143D4—24no—
144D4—24no—
145D4—24no—
146D4—216no—
147D4C2×C4⋊C418yes—
148C2×C4—24no—
149C2×C4—24no—
150C2×C4—28no—
151C2×C4—28no—
152C2×C4—24no—
153C2×C4—432no—
154C2×C4—44no—
155C2×C4—48no—
156C2×C4—44no—
157C2×C4—44no—
158C2×C4—44no—
159C2×C4—88no—
160C2×C4C2×C22⋊C414yes—
161C2×C4C2×C22⋊C414yes—
162C2×C4C2×C22⋊C412yes—
163C2×C4C2×C4⋊C414yes—
164C2×C4#11714yes—
165C2×C4#12114yes—
166C2×C4#12112yes—
167C2×C4C22⋊Q814yes—
168C2×C4C22⋊Q812yes—
169C2×C4C23×C411yescharacteristic
170C2×C4C22×D411yescharacteristic
171C2×C4C22×D411yescharacteristic
172C2×C4C22×Q811yescharacteristic
173C2×C4C2×#4111yescharacteristic
174C2×C4C2×#4111yescharacteristic
175C8—44no—
176C22—28no—
177C22—48no—
178C22—432no—
179C22—44no—
180C22—44no—
181C22—48no—
182C22#38014yes—
183C22#41614yes—
184C22#41814yes—
185C22#46318yes—
186C22#47818yes—
187C22C22×C22⋊C411yescharacteristic
188C22C2×#12111yescharacteristic
189C22C2×C22⋊Q811yescharacteristic
190C22C2×#13512yes—
191C22C2×AGL(1,ℤ/8)12yes—
192C4—24no—
193C4—24no—
194C4—44no—
195C4—84no—
196C4#38014yes—
197C4C22×C4⋊C411yescharacteristic
198C4C2×#11711yescharacteristic
199C4C2×#12111yescharacteristic
200C4C2×C22⋊Q811yescharacteristic
201C2—48no—
202C2#180418yesdirect product factor
203C2C2×#38011yescharacteristic
204C2C2×#41611yescharacteristic
205C2C2×#41811yescharacteristic
206C2C2×#46312yes—
207C2C2×#47812yes—
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×C4⋊C8C2semidirect
4. C2×#382C2semidirect
5. #1804C2direct (N × H)
6. C2×#340C2semidirect
12. C2×C4×D4C4semidirect
19. C2×C4⋊C8C22semidirect
23. #382C22semidirect
26. #340C22semidirect
50. C4×D4C2×C4semidirect
202. C2#1804direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C4×D42
C22×C4⋊C82
C22×#1022
C2×#3822
#18042
C2×#3402