Finite Group Databasebeta

← C2×#1589 #17883

Subgroups — C2×#1589 #17883

Order 256.

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

normal subgroups only

This group has 411 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×#436C212yesmaximal, complemented
3#1589C218yesmaximal, direct product factor
4C2×#335C211yesmaximal, characteristic, complemented
5C2×D4⋊C8C212yesmaximal, complemented
6C2×C82C211yesmaximal, characteristic, complemented
7C22×D8C411yescharacteristic
8C22×M16—22no—
9C2×C4×D4C2212yes—
10C4×D8C414yes—
11C4×D8C2214yes—
12#436—24no—
13#436C2218yescomplemented
14C2×#107C411yescharacteristic
15C2×C4⋊C8C2212yes—
16C2×#102C412yes—
17C2×C22⋊C8—22no—
18C2×C4×C8C2211yescharacteristic
19C2×C4×C8C2211yescharacteristic
20C2×C4×C8C2211yescharacteristic
21#335C2214yescomplemented
22D4⋊C8C2218yescomplemented
23C82C2214yescomplemented
24C22×D4C2×C412yes—
25C23×C4—22no—
26C2×D8—24no—
27C2×D8C2×C414yes—
28C2×M16—28no—
29C2×M16—48no—
30C22×C8—21no—
31C22×C8—22no—
32C22×C8C2×C411yescharacteristic
33C22×C8C2×C411yescharacteristic
34C22×C8D411yescharacteristic
35C22×C8D411yescharacteristic
36C4×D4—22no—
37C4×D4—22no—
38C4×D4C2×C414yes—
39C4×D4C2314yes—
40C2×C4⋊C4C2×C412yes—
41C2×C22⋊C4—22no—
42C2×C42C2311yescharacteristic
43#107C2×C414yes—
44C4⋊C8—22no—
45C4⋊C8C2314yes—
46#102C2×C418yes—
47C22⋊C8—28no—
48C4×C8—21no—
49C4×C8C2×C412yes—
50C4×C8D412yes—
51C4×C8C2312yes—
52C4×C8C2312yes—
53C4×C8C2312yes—
54C24—22no—
55C2×D4—22no—
56C2×D4—24no—
57C2×D4—24no—
58C2×D4C22×C414yes—
59C22×C4—22no—
60C22×C4—24no—
61C22×C4—24no—
62C22×C4—44no—
63C22×C4—44no—
64C22×C4C22×C411yescharacteristic
65C22×C4C2×D411yescharacteristic
66C22×C4#4111yescharacteristic
67D8—28no—
68M16—416no—
69C2×C8—24no—
70C2×C8—22no—
71C2×C8—22no—
72C2×C8—22no—
73C2×C8—24no—
74C2×C8—44no—
75C2×C8M1614yescomplemented
76C2×C8D814yescomplemented
77C2×C8C22×C412yes—
78C2×C8C22×C412yes—
79C2×C8C2×D412yes—
80C2×C8C2×D412yes—
81C4⋊C4—22no—
82C4⋊C4C22×C414yes—
83C22⋊C4—24no—
84C22⋊C4—24no—
85C42C22×C411yescharacteristic
86C42C2×D411yescharacteristic
87C42#4111yescharacteristic
88C42C2411yescharacteristic
89C23—24no—
90C23—44no—
91C23—44no—
92C23—44no—
93C23C4×D411yescharacteristic
94D4—24no—
95D4—24no—
96D4—44no—
97C2×C4—22no—
98C2×C4—24no—
99C2×C4—44no—
100C2×C4—44no—
101C2×C4—44no—
102C2×C4—48no—
103C2×C4C4×D411yescharacteristic
104C2×C4C4×D411yescharacteristic
105C2×C4C4×D411yescharacteristic
106C2×C4C2×M1612yes—
107C2×C4#13112yes—
108C2×C4C2×D812yes—
109C2×C4#13512yes—
110C2×C4C23×C411yescharacteristic
111C2×C4C22×D411yescharacteristic
112C2×C4C2×#4111yescharacteristic
113C8—24no—
114C8—22no—
115C8—22no—
116C8—44no—
117C8C2×M1614yescomplemented
118C8C2×D814yescomplemented
119C22—44no—
120C22—44no—
121C22—44no—
122C22—88no—
123C22#43612yes—
124C22C4×D812yes—
125C22#44312yes—
126C22C2×C4×D411yescharacteristic
127C4—21no—
128C4—21no—
129C4—44no—
130C4#43612yes—
131C4C4×D812yes—
132C4C22×M1611yescharacteristic
133C4C2×#13111yescharacteristic
134C4C22×D811yescharacteristic
135C4C2×#13511yescharacteristic
136C2—84no—
137C2#158914yesdirect product factor
138C2C2×#43611yescharacteristic
139C2C2×C4×D811yescharacteristic
140C2C2×#44311yescharacteristic
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. #1589C2direct (N × H)
4. C2×#335C2semidirect
5. C2×D4⋊C8C2semidirect
6. C2×C82C2semidirect
13. #436C22semidirect
21. #335C22semidirect
22. D4⋊C8C22semidirect
23. C82C22semidirect
75. C2×C8M16semidirect
76. C2×C8D8semidirect
117. C8C2×M16semidirect
118. C8C2×D8semidirect
137. C2#1589direct (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
#15892
C2×#3352
C2×D4⋊C82
C2×C822