Finite Group Databasebeta

← C2×#1580 #17848

Subgroups — C2×#1580 #17848

Order 256.

447 conjugacy classes of subgroups; only the 215 normal subgroups are shown.

normal subgroups only

This group has 447 conjugacy classes of subgroups — too many to draw. Only its 215 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×C8×D4C212yesmaximal, complemented
3#1580C218yesmaximal, direct product factor
4C2×#334C211yesmaximal, characteristic, complemented
5C2×D4⋊C8C212yesmaximal, complemented
6C2×#322C211yesmaximal, characteristic, complemented
7C22×D8C411yescharacteristic
8C23×C8—22no—
9C2×C4×D4C2212yes—
10C4×D8C414yes—
11C4×D8C2214yes—
12C8×D4—24no—
13C8×D4C2218yescomplemented
14C2×#107C411yescharacteristic
15C2×C4⋊C8C2212yes—
16C2×#102C412yes—
17C2×C22⋊C8—22no—
18C2×C4×C8C2211yescharacteristic
19C2×C4×C8C2211yescharacteristic
20C2×C4×C8C2211yescharacteristic
21#334C2214yescomplemented
22D4⋊C8C2218yescomplemented
23#322C2214yescomplemented
24C22×D4C2×C412yes—
25C23×C4—22no—
26C2×D8C818yescomplemented
27C2×D8C2×C414yes—
28C22×C8—22no—
29C22×C8—21no—
30C22×C8—28no—
31C22×C8—48no—
32C22×C8C2×C411yescharacteristic
33C22×C8C2×C411yescharacteristic
34C22×C8D412yes—
35C4×D4—22no—
36C4×D4—22no—
37C4×D4C2×C414yes—
38C4×D4C2314yes—
39C2×C4⋊C4C2×C412yes—
40C2×C22⋊C4—22no—
41C2×C42C2311yescharacteristic
42#107C2×C414yes—
43C4⋊C8—22no—
44C4⋊C8C2314yes—
45#102C2×C418yes—
46C22⋊C8—28no—
47C4×C8—21no—
48C4×C8C2×C412yes—
49C4×C8D412yes—
50C4×C8C2312yes—
51C4×C8C2312yes—
52C4×C8C2312yes—
53C24—22no—
54C2×D4—22no—
55C2×D4—24no—
56C2×D4C2×C818yescomplemented
57C2×D4C22×C414yes—
58C22×C4—22no—
59C22×C4—24no—
60C22×C4—24no—
61C22×C4—44no—
62C22×C4—44no—
63C22×C4C22×C411yescharacteristic
64C22×C4C2×D411yescharacteristic
65C22×C4#4111yescharacteristic
66D8C2×C8116yescomplemented
67C2×C8—22no—
68C2×C8—24no—
69C2×C8—24no—
70C2×C8—22no—
71C2×C8—416no—
72C2×C8—42no—
73C2×C8—44no—
74C2×C8C2×C814yescomplemented
75C2×C8C22×C412yes—
76C2×C8C22×C412yes—
77C2×C8C2×D414yes—
78C4⋊C4—22no—
79C4⋊C4C22×C414yes—
80C22⋊C4—24no—
81C22⋊C4—24no—
82C42C22×C411yescharacteristic
83C42C2×D411yescharacteristic
84C42#4111yescharacteristic
85C42C2411yescharacteristic
86C23—24no—
87C23—28no—
88C23—44no—
89C23—44no—
90C23C4×D411yescharacteristic
91D4—24no—
92D4—28no—
93D4C22×C818yescomplemented
94C2×C4—22no—
95C2×C4—24no—
96C2×C4—44no—
97C2×C4—44no—
98C2×C4—44no—
99C2×C4—48no—
100C2×C4C4×D411yescharacteristic
101C2×C4C4×D411yescharacteristic
102C2×C4C4×D411yescharacteristic
103C2×C4C22×C812yes—
104C2×C4#13112yes—
105C2×C4AGL(1,ℤ/8)14yes—
106C2×C4C23×C411yescharacteristic
107C2×C4C22×D411yescharacteristic
108C2×C4C2×#4111yescharacteristic
109C8—22no—
110C8—24no—
111C8—42no—
112C8—44no—
113C8C22×C814yescomplemented
114C22—28no—
115C22—416no—
116C22—44no—
117C22—44no—
118C22C8×D412yes—
119C22#44212yes—
120C22#44412yes—
121C22C2×C4×D411yescharacteristic
122C4—21no—
123C4—21no—
124C4—44no—
125C4C8×D412yes—
126C4#44212yes—
127C4C23×C811yescharacteristic
128C4C2×#13111yescharacteristic
129C4C2×AGL(1,ℤ/8)12yes—
130C2—48no—
131C2#158014yesdirect product factor
132C2C2×C8×D411yescharacteristic
133C2C2×#44211yescharacteristic
134C2C2×#44411yescharacteristic
subgroupG/H
centerC22×C4C2×D4
commutatorC4C23×C8
Frattini, cosocleC42C24
socleC23C4×D4
prime radicalC22×D8C4
LCSG ▷ 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×C8×D4C2semidirect
3. #1580C2direct (N × H)
4. C2×#334C2semidirect
5. C2×D4⋊C8C2semidirect
6. C2×#322C2semidirect
13. C8×D4C22semidirect
21. #334C22semidirect
22. D4⋊C8C22semidirect
23. #322C22semidirect
26. C2×D8C8semidirect
56. C2×D4C2×C8semidirect
66. D8C2×C8semidirect
74. C2×C8C2×C8semidirect
93. D4C22×C8semidirect
113. C8C22×C8semidirect
131. C2#1580direct (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×C8×D42
#15802
C2×#3342
C2×D4⋊C82
C2×#3222