Finite Group Databasebeta

← C2×#1581 #17859

Subgroups — C2×#1581 #17859

Order 256.

419 conjugacy classes of subgroups; only the 183 normal subgroups are shown.

normal subgroups only

This group has 419 conjugacy classes of subgroups — too many to draw. Only its 183 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×C4×D8C211yesmaximal, characteristic
2C2×#436C211yesmaximal, characteristic, complemented
3C2×C8×D4C211yesmaximal, characteristic, complemented
4#1581C218yesmaximal, direct product factor
5C2×#335C211yesmaximal, characteristic, complemented
6C2×D4⋊C8C211yesmaximal, characteristic, complemented
7C2×D4⋊C8C211yesmaximal, characteristic, complemented
8C2×#322C211yesmaximal, characteristic, complemented
9C22×D8C411yescharacteristic
10C22×M16—21no—
11C23×C8—21no—
12C2×C4×D4C2211yescharacteristic
13C2×C4×D4C2211yescharacteristic
14C4×D8C414yes—
15C4×D8C2214yes—
16#436—22no—
17#436C2214yescomplemented
18C8×D4—22no—
19C8×D4C2214yescomplemented
20C2×#107C411yescharacteristic
21C2×C4⋊C8C2211yescharacteristic
22C2×C4⋊C8C2211yescharacteristic
23C2×#102C411yescharacteristic
24C2×#102C411yescharacteristic
25C2×C22⋊C8—21no—
26C2×C22⋊C8—21no—
27C2×C4×C8C2211yescharacteristic
28C2×C4×C8C2211yescharacteristic
29C2×C4×C8C2211yescharacteristic
30#335C2214yescomplemented
31D4⋊C8C2214yescomplemented
32D4⋊C8C2214yescomplemented
33#322C2214yescomplemented
34C22×D4C2×C411yescharacteristic
35C22×D4C2×C411yescharacteristic
36C23×C4—21no—
37C23×C4—21no—
38C2×D8—24no—
39C2×D8C2×C414yes—
40C2×M16—24no—
41C2×M16—44no—
42C22×C8—21no—
43C22×C8—21no—
44C22×C8—21no—
45C22×C8—24no—
46C22×C8—44no—
47C22×C8C2×C411yescharacteristic
48C22×C8C2×C411yescharacteristic
49C22×C8D411yescharacteristic
50C22×C8D411yescharacteristic
51C4×D4—21no—
52C4×D4—21no—
53C4×D4—21no—
54C4×D4—21no—
55C4×D4C2×C412yes—
56C4×D4C2×C412yes—
57C4×D4C2312yes—
58C4×D4C2312yes—
59C2×C4⋊C4C2×C411yescharacteristic
60C2×C4⋊C4C2×C411yescharacteristic
61C2×C22⋊C4—21no—
62C2×C22⋊C4—21no—
63C2×C42C2311yescharacteristic
64#107C2×C414yes—
65C4⋊C8—21no—
66C4⋊C8—21no—
67C4⋊C8C2312yes—
68C4⋊C8C2312yes—
69#102C2×C414yes—
70#102C2×C414yes—
71C22⋊C8—24no—
72C22⋊C8—24no—
73C4×C8—21no—
74C4×C8C2×C412yes—
75C4×C8D412yes—
76C4×C8C2312yes—
77C4×C8C2312yes—
78C4×C8C2312yes—
79C24—21no—
80C24—21no—
81C2×D4—21no—
82C2×D4—21no—
83C2×D4—22no—
84C2×D4—22no—
85C2×D4—22no—
86C2×D4M1614yescomplemented
87C2×D4C22×C412yes—
88C2×D4C22×C412yes—
89C22×C4—21no—
90C22×C4—21no—
91C22×C4—22no—
92C22×C4—22no—
93C22×C4—22no—
94C22×C4—22no—
95C22×C4—42no—
96C22×C4—42no—
97C22×C4—42no—
98C22×C4—42no—
99C22×C4C22×C411yescharacteristic
100C22×C4C2×D411yescharacteristic
101C22×C4#4111yescharacteristic
102D8—28no—
103M16—48no—
104C2×C8—22no—
105C2×C8—22no—
106C2×C8—22no—
107C2×C8—22no—
108C2×C8—22no—
109C2×C8—22no—
110C2×C8—42no—
111C2×C8—42no—
112C2×C8—42no—
113C2×C8—48no—
114C2×C8D814yescomplemented
115C2×C8C22×C412yes—
116C2×C8C22×C412yes—
117C2×C8C2×D412yes—
118C2×C8C2×D412yes—
119C4⋊C4—21no—
120C4⋊C4—21no—
121C4⋊C4C22×C412yes—
122C4⋊C4C22×C412yes—
123C22⋊C4—22no—
124C22⋊C4—22no—
125C22⋊C4—22no—
126C22⋊C4—22no—
127C42C22×C411yescharacteristic
128C42C2×D411yescharacteristic
129C42#4111yescharacteristic
130C42C2411yescharacteristic
131C23—22no—
132C23—24no—
133C23—22no—
134C23—42no—
135C23—42no—
136C23—42no—
137C23—42no—
138C23—42no—
139C23C4×D411yescharacteristic
140D4—22no—
141D4—22no—
142D4—22no—
143D4—24no—
144D4—42no—
145D4C2×M1614yescomplemented
146C2×C4—22no—
147C2×C4—22no—
148C2×C4—22no—
149C2×C4—42no—
150C2×C4—42no—
151C2×C4—42no—
152C2×C4—42no—
153C2×C4—42no—
154C2×C4—42no—
155C2×C4—44no—
156C2×C4—44no—
157C2×C4C4×D411yescharacteristic
158C2×C4C4×D411yescharacteristic
159C2×C4C4×D411yescharacteristic
160C2×C4C2×M1612yes—
161C2×C4#13112yes—
162C2×C4C2×D812yes—
163C2×C4#13512yes—
164C2×C4C23×C411yescharacteristic
165C2×C4C22×D411yescharacteristic
166C2×C4C2×#4111yescharacteristic
167C8—22no—
168C8—22no—
169C8—22no—
170C8—42no—
171C8—42no—
172C8—42no—
173C8C2×D814yescomplemented
174C22—24no—
175C22—48no—
176C22—42no—
177C22—42no—
178C22—42no—
179C22—42no—
180C22—42no—
181C22—84no—
182C22#43512yes—
183C22C4×D812yes—
184C22#44412yes—
185C22C2×C4×D411yescharacteristic
186C4—21no—
187C4—21no—
188C4—42no—
189C4—42no—
190C4#43512yes—
191C4C4×D812yes—
192C4C22×M1611yescharacteristic
193C4C2×#13111yescharacteristic
194C4C22×D811yescharacteristic
195C4C2×#13511yescharacteristic
196C2—44no—
197C2—82no—
198C2#158114yesdirect product factor
199C2C2×#43511yescharacteristic
200C2C2×C4×D811yescharacteristic
201C2C2×#44411yescharacteristic
subgroupG/H
centerC22×C4C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC42C24
socleC23C4×D4
prime radicalC22×D8C4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C2×C4×C8 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C2×#436C2semidirect
3. C2×C8×D4C2semidirect
4. #1581C2direct (N × H)
5. C2×#335C2semidirect
6. C2×D4⋊C8C2semidirect
7. C2×D4⋊C8C2semidirect
8. C2×#322C2semidirect
17. #436C22semidirect
19. C8×D4C22semidirect
30. #335C22semidirect
31. D4⋊C8C22semidirect
32. D4⋊C8C22semidirect
33. #322C22semidirect
86. C2×D4M16semidirect
114. C2×C8D8semidirect
145. D4C2×M16semidirect
173. C8C2×D8semidirect
198. C2#1581direct (N × H)

Maximal subgroups

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

subgroupindex
C2×C4×D82
C2×#4362
C2×C8×D42
#15812
C2×#3352
C2×D4⋊C82
C2×#3222