Finite Group Databasebeta

← C2×#1689 #19132

Subgroups — C2×#1689 #19132

Order 256.

379 conjugacy classes of subgroups; only the 135 normal subgroups are shown.

normal subgroups only

This group has 379 conjugacy classes of subgroups — too many to draw. Only its 135 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×#494C211yesmaximal, characteristic, complemented
2C2×#474C212yesmaximal
3C2×#436C211yesmaximal, characteristic
4#1689C218yesmaximal, direct product factor
5C2×#334C211yesmaximal, characteristic, complemented
6C2×#332C212yesmaximal, complemented
7C22×Q16—21no—
8C22×Q16—21no—
9C22×M16—21no—
10C2×C4⋊Q8C2212yes—
11C2×C4×D4C2211yescharacteristic
12#494—22no—
13#494C2214yescomplemented
14#474—24no—
15#474C2218yes—
16#436—22no—
17#436C2214yes—
18C2×#107—22no—
19C2×C4⋊C8C2211yescharacteristic
20C2×C4⋊C8C2212yes—
21C2×#102—22no—
22C2×C22⋊C8—21no—
23C2×C4×C8C2211yescharacteristic
24#334C2214yescomplemented
25#332C2218yescomplemented
26C22×Q8—22no—
27C22×D4D411yescharacteristic
28C23×C4—21no—
29C2×Q16—24no—
30C2×Q16—24no—
31C2×Q16—44no—
32C2×Q16—44no—
33C2×M16—24no—
34C2×M16—44no—
35C22×C8—21no—
36C22×C8—22no—
37C22×C8D411yescharacteristic
38C22×C8D411yescharacteristic
39C4⋊Q8—22no—
40C4⋊Q8—22no—
41C4⋊Q8—22no—
42C4⋊Q8C2314yes—
43C4×D4—21no—
44C4×D4—21no—
45C4×D4D412yes—
46C4×D4C2312yes—
47C2×C4⋊C4—22no—
48C2×C4⋊C4—22no—
49C2×C4⋊C4D411yescharacteristic
50C2×C22⋊C4—21no—
51C2×C42C2311yescharacteristic
52#107—28no—
53C4⋊C8—21no—
54C4⋊C8—22no—
55C4⋊C8C2312yes—
56C4⋊C8C2314yes—
57#102—28no—
58C22⋊C8—24no—
59C4×C8D412yes—
60C4×C8C2312yes—
61C24—21no—
62C2×Q8—24no—
63C2×Q8—42no—
64C2×Q8—44no—
65C2×Q8—44no—
66C2×D4—21no—
67C2×D4—24no—
68C2×D4C2×D412yes—
69C22×C4—21no—
70C22×C4—22no—
71C22×C4—22no—
72C22×C4—42no—
73C22×C4—42no—
74C22×C4—42no—
75C22×C4C2×D411yescharacteristic
76C22×C4C2×D411yescharacteristic
77C22×C4#4111yescharacteristic
78Q16—48no—
79Q16—48no—
80M16—48no—
81C2×C8—22no—
82C2×C8—22no—
83C2×C8—24no—
84C2×C8—42no—
85C2×C8—44no—
86C2×C8D814yes—
87C2×C8C2×D412yes—
88C2×C8C2×D412yes—
89C4⋊C4—21no—
90C4⋊C4—24no—
91C4⋊C4—24no—
92C4⋊C4—42no—
93C4⋊C4—42no—
94C4⋊C4C2×D412yes—
95C22⋊C4—22no—
96C22⋊C4—22no—
97C42C2×D411yescharacteristic
98C42C2×D411yescharacteristic
99C42#4111yescharacteristic
100C42C2411yescharacteristic
101C23—22no—
102C23—42no—
103C23—42no—
104C23—42no—
105C23#12111yescharacteristic
106Q8—44no—
107Q8—44no—
108Q8—84no—
109D4—24no—
110D4—42no—
111C2×C4—22no—
112C2×C4—22no—
113C2×C4—42no—
114C2×C4—42no—
115C2×C4—42no—
116C2×C4—44no—
117C2×C4—44no—
118C2×C4—84no—
119C2×C4#12111yescharacteristic
120C2×C4#12111yescharacteristic
121C2×C4#12111yescharacteristic
122C2×C4C2×D812yes—
123C2×C4AGL(1,ℤ/8)12yes—
124C2×C4#13714yes—
125C2×C4C22×D411yescharacteristic
126C2×C4C22×D411yescharacteristic
127C2×C4C2×#4111yescharacteristic
128C8—22no—
129C8—42no—
130C8—44no—
131C8C2×D814yes—
132C22—42no—
133C22—42no—
134C22—42no—
135C22—84no—
136C22#45912yes—
137C22#47012yes—
138C22#47312yes—
139C22C2×#12111yescharacteristic
140C4—21no—
141C4—21no—
142C4—42no—
143C4—84no—
144C4#45912yes—
145C4#47012yes—
146C4C22×D811yescharacteristic
147C4C2×AGL(1,ℤ/8)11yescharacteristic
148C4C2×#13712yes—
149C2—82no—
150C2#168914yesdirect product factor
151C2C2×#45911yescharacteristic
152C2C2×#47011yescharacteristic
153C2C2×#47311yescharacteristic
subgroupG/H
center, socleC23#121
commutator, Frattini, cosocleC42C24
prime radicalC22×D4D4
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ C2×C42 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C2×#494C2semidirect
4. #1689C2direct (N × H)
5. C2×#334C2semidirect
6. C2×#332C2semidirect
13. #494C22semidirect
24. #334C22semidirect
25. #332C22semidirect
150. C2#1689direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#4942
C2×#4742
C2×#4362
#16892
C2×#3342
C2×#3322