Finite Group Databasebeta

← C2×#1993 #21320

Subgroups — C2×#1993 #21320

Order 256.

711 conjugacy classes of subgroups; only the 287 normal subgroups are shown.

normal subgroups only

This group has 711 conjugacy classes of subgroups — too many to draw. Only its 287 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
1C22×C4⋊Q8C211yesmaximal, characteristic
2C22×#97C211yesmaximal, characteristic
3C2×#382C211yesmaximal, characteristic
4#1993C218yesmaximal, direct product factor
5C2×#340C214yesmaximal
6C23×Q8—21no—
7C23×C8C2212yes—
8C2×C4⋊Q8—22no—
9C2×C4⋊Q8—24no—
10C2×C4⋊Q8C418yescomplemented
11C2×C4⋊Q8C2214yes—
12C22×C4⋊C4—21no—
13C22×C4⋊C4C2212yes—
14C22×C4⋊C4C2212yes—
15C22×C42C2211yescharacteristic
16C2×#97—24no—
17C2×#97C2214yes—
18#382—22no—
19#382C2214yes—
20C2×#95—21no—
21C2×#95—21no—
22#340C22116yes—
23C22×Q8—28no—
24C22×Q8—24no—
25C22×Q8—48no—
26C23×C4—22no—
27C23×C4—22no—
28C23×C4D411yescharacteristic
29C23×C4D411yescharacteristic
30C23×C4C2311yescharacteristic
31C22×C8—24no—
32C22×C8—24no—
33C22×C8Q818yescomplemented
34C22×C8C2314yes—
35C4⋊Q8—216no—
36C4⋊Q8—28no—
37C4⋊Q8C2×C4116yescomplemented
38C2×C4⋊C4—28no—
39C2×C4⋊C4—24no—
40C2×C4⋊C4—22no—
41C2×C4⋊C4—24no—
42C2×C4⋊C4—28no—
43C2×C4⋊C4—22no—
44C2×C4⋊C4C2×C418yes—
45C2×C4⋊C4C2314yes—
46C2×C4⋊C4C2314yes—
47C2×C42C2×C414yes—
48C2×C42D412yes—
49C2×C42D414yes—
50C2×C42C2312yes—
51#97—28no—
52#95—24no—
53#95—24no—
54C24C2×D411yescharacteristic
55C2×Q8—216no—
56C2×Q8—416no—
57C2×Q8—432no—
58C22×C4—24no—
59C22×C4—24no—
60C22×C4—28no—
61C22×C4—24no—
62C22×C4—24no—
63C22×C4—48no—
64C22×C4—44no—
65C22×C4—44no—
66C22×C4—44no—
67C22×C4C22⋊C414yes—
68C22×C4C22⋊C414yes—
69C22×C4C22×C412yes—
70C22×C4C2×D412yes—
71C22×C4C2×D412yes—
72C22×C4C2×D411yescharacteristic
73C22×C4C2×D412yes—
74C22×C4C2×Q814yes—
75C22×C4#4114yes—
76C22×C4C2411yescharacteristic
77C2×C8—216no—
78C2×C8—24no—
79C2×C8—24no—
80C2×C8C2×Q818yescomplemented
81C4⋊C4—216no—
82C4⋊C4—28no—
83C4⋊C4—24no—
84C4⋊C4—28no—
85C4⋊C4—44no—
86C4⋊C4C22×C418yes—
87C42C22⋊C418yes—
88C42C22×C414yes—
89C42C2×D414yes—
90C23C2×C22⋊C412yes—
91C23#12412yes—
92C23C4⋊Q812yes—
93C23AGL(1,ℤ/8)14yes—
94C23#13714yes—
95C23C22×D411yescharacteristic
96Q8—432no—
97C2×C4—24no—
98C2×C4—24no—
99C2×C4—28no—
100C2×C4—28no—
101C2×C4—28no—
102C2×C4—48no—
103C2×C4—416no—
104C2×C4—44no—
105C2×C4—44no—
106C2×C4—44no—
107C2×C4—88no—
108C2×C4C2×C22⋊C414yes—
109C2×C4C2×C22⋊C414yes—
110C2×C4C2×C22⋊C412yes—
111C2×C4C4×Q818yes—
112C2×C4C22⋊Q818yes—
113C2×C4#12412yes—
114C2×C4C4⋊Q812yes—
115C2×C4C23×C411yescharacteristic
116C2×C4C22×D411yescharacteristic
117C2×C4C22×Q812yes—
118C2×C4C2×#4112yes—
119C8—28no—
120C22#39114yes—
121C22#41814yes—
122C22#41914yes—
123C22#48918yes—
124C22#50118yes—
125C22C22×C22⋊C411yescharacteristic
126C22C2×#12411yescharacteristic
127C22C2×C4⋊Q811yescharacteristic
128C22C2×AGL(1,ℤ/8)12yes—
129C22C2×#13712yes—
130C4—24no—
131C4—24no—
132C4—48no—
133C4—84no—
134C4#39114yes—
135C4C2×C4×Q812yes—
136C4C2×C22⋊Q812yes—
137C2#199318yesdirect product factor
138C2C2×#39111yescharacteristic
139C2C2×#41811yescharacteristic
140C2C2×#41911yescharacteristic
141C2C2×#48912yes—
142C2C2×#50112yes—
subgroupG/H
center, socle, prime radicalC24C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C24 ◁ C22×C42 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
4. #1993C2direct (N × H)
10. C2×C4⋊Q8C4semidirect
33. C22×C8Q8semidirect
37. C4⋊Q8C2×C4semidirect
80. C2×C8C2×Q8semidirect
137. C2#1993direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C4⋊Q82
C22×#972
C2×#3822
#19932
C2×#3402