Finite Group Databasebeta

← C2×#1695 #19136

Subgroups — C2×#1695 #19136

Order 256.

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

normal subgroups only

This group has 347 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×#500C211yesmaximal, characteristic, complemented
2C2×#476C212yesmaximal
3C2×#436C211yesmaximal, characteristic
4#1695C218yesmaximal, direct product factor
5C2×#334C211yesmaximal, characteristic, complemented
6C2×#333C212yesmaximal, complemented
7C22×M16—21no—
8C2×C4⋊Q8C2212yes—
9C2×C4×D4C2211yescharacteristic
10#500—22no—
11#500C2214yescomplemented
12#476—24no—
13#476C2218yes—
14#436—22no—
15#436C2214yes—
16C2×#107—21no—
17C2×#107—21no—
18C2×#106—22no—
19C2×C4⋊C8C2211yescharacteristic
20C2×C4⋊C8C2212yes—
21C2×#102—22no—
22C2×C22⋊C8—21no—
23C2×C4×C8C2211yescharacteristic
24#334C2214yescomplemented
25#333C2218yescomplemented
26C22×Q8—22no—
27C22×D4D411yescharacteristic
28C23×C4—21no—
29C2×M16—24no—
30C2×M16—44no—
31C22×C8—21no—
32C22×C8—22no—
33C22×C8D411yescharacteristic
34C22×C8D411yescharacteristic
35C4⋊Q8—22no—
36C4⋊Q8—22no—
37C4⋊Q8—22no—
38C4⋊Q8C2314yes—
39C4×D4—21no—
40C4×D4—21no—
41C4×D4D412yes—
42C4×D4C2312yes—
43C2×C4⋊C4—22no—
44C2×C4⋊C4—22no—
45C2×C4⋊C4D411yescharacteristic
46C2×C22⋊C4—21no—
47C2×C42C2311yescharacteristic
48#107—24no—
49#107—24no—
50#106—28no—
51C4⋊C8—21no—
52C4⋊C8—22no—
53C4⋊C8C2312yes—
54C4⋊C8C2314yes—
55#102—28no—
56C22⋊C8—24no—
57C4×C8D412yes—
58C4×C8C2312yes—
59C24—21no—
60C2×Q8—24no—
61C2×Q8—42no—
62C2×Q8—84no—
63C2×D4—21no—
64C2×D4—24no—
65C2×D4C2×D412yes—
66C22×C4—21no—
67C22×C4—22no—
68C22×C4—22no—
69C22×C4—42no—
70C22×C4—42no—
71C22×C4—42no—
72C22×C4C2×D411yescharacteristic
73C22×C4C2×D411yescharacteristic
74C22×C4#4111yescharacteristic
75M16—48no—
76C2×C8—22no—
77C2×C8—22no—
78C2×C8—24no—
79C2×C8—42no—
80C2×C8—44no—
81C2×C8SD1614yes—
82C2×C8C2×D412yes—
83C2×C8C2×D412yes—
84C4⋊C4—21no—
85C4⋊C4—24no—
86C4⋊C4—24no—
87C4⋊C4—42no—
88C4⋊C4—42no—
89C4⋊C4C2×D412yes—
90C22⋊C4—22no—
91C22⋊C4—22no—
92C42C2×D411yescharacteristic
93C42C2×D411yescharacteristic
94C42#4111yescharacteristic
95C42C2411yescharacteristic
96C23—22no—
97C23—42no—
98C23—42no—
99C23—42no—
100C23#12111yescharacteristic
101Q8—84no—
102Q8—84no—
103D4—24no—
104D4—42no—
105C2×C4—22no—
106C2×C4—22no—
107C2×C4—42no—
108C2×C4—42no—
109C2×C4—42no—
110C2×C4—44no—
111C2×C4—44no—
112C2×C4—84no—
113C2×C4#12111yescharacteristic
114C2×C4#12111yescharacteristic
115C2×C4#12111yescharacteristic
116C2×C4C2×SD1612yes—
117C2×C4#13712yes—
118C2×C4#13714yes—
119C2×C4C22×D411yescharacteristic
120C2×C4C22×D411yescharacteristic
121C2×C4C2×#4111yescharacteristic
122C8—22no—
123C8—42no—
124C8—44no—
125C8C2×SD1614yes—
126C22—42no—
127C22—42no—
128C22—42no—
129C22—84no—
130C22#46112yes—
131C22#47012yes—
132C22#47212yes—
133C22C2×#12111yescharacteristic
134C4—21no—
135C4—21no—
136C4—42no—
137C4—84no—
138C4#46112yes—
139C4#47012yes—
140C4C22×SD1611yescharacteristic
141C4C2×#13711yescharacteristic
142C4C2×#13712yes—
143C2—82no—
144C2#169514yesdirect product factor
145C2C2×#46111yescharacteristic
146C2C2×#47011yescharacteristic
147C2C2×#47211yescharacteristic
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×#500C2semidirect
4. #1695C2direct (N × H)
5. C2×#334C2semidirect
6. C2×#333C2semidirect
11. #500C22semidirect
24. #334C22semidirect
25. #333C22semidirect
144. C2#1695direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#5002
C2×#4762
C2×#4362
#16952
C2×#3342
C2×#3332