Finite Group Databasebeta

← C2×#1821 #20692

Subgroups — C2×#1821 #20692

Order 256.

867 conjugacy classes of subgroups; only the 247 normal subgroups are shown.

normal subgroups only

This group has 867 conjugacy classes of subgroups — too many to draw. Only its 247 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
1C23×C4⋊C4C211yesmaximal, characteristic
2C2×#407C212yesmaximal
3#1821C218yesmaximal, direct product factor
4C2×#343C214yesmaximal, complemented
5C24×C4C412yes—
6C24×C4C2211yescharacteristic
7C22×M16C2214yes—
8C22×C4⋊C4—22no—
9C22×C4⋊C4—22no—
10C22×C4⋊C4—24no—
11C22×C4⋊C4C414yes—
12C22×C4⋊C4C412yes—
13C22×C4⋊C4C2214yes—
14C22×C4⋊C4C2212yes—
15#407—24no—
16#407C2218yes—
17C2×C22⋊C8—22no—
18C2×C22⋊C8—22no—
19#343C22116yescomplemented
20C25C2×C411yescharacteristic
21C23×C4—28no—
22C23×C4—24no—
23C23×C4—22no—
24C23×C4—22no—
25C23×C4—48no—
26C23×C4C2×C411yescharacteristic
27C23×C4C2×C412yes—
28C23×C4C2×C418yes—
29C23×C4C2×C414yes—
30C23×C4D412yes—
31C23×C4D412yes—
32C23×C4D414yes—
33C23×C4C2312yes—
34C23×C4C2311yescharacteristic
35C2×M16—24no—
36C2×M16—216no—
37C2×M16C2318yes—
38C22×C8—24no—
39C2×C4⋊C4—24no—
40C2×C4⋊C4—28no—
41C2×C4⋊C4—28no—
42C2×C4⋊C4—24no—
43C2×C4⋊C4—28no—
44C2×C4⋊C4—28no—
45C2×C4⋊C4—24no—
46C2×C4⋊C4—24no—
47C2×C4⋊C4C2×C418yes—
48C2×C4⋊C4C2×C414yes—
49C2×C4⋊C4C2314yes—
50C22⋊C8—28no—
51C22⋊C8—28no—
52C24—24no—
53C24—24no—
54C24—24no—
55C24C22⋊C412yes—
56C24C22⋊C411yescharacteristic
57C24C22⋊C411yescharacteristic
58C24C22×C412yes—
59C24C22×C411yescharacteristic
60C22×C4—24no—
61C22×C4—28no—
62C22×C4—28no—
63C22×C4—28no—
64C22×C4—216no—
65C22×C4—28no—
66C22×C4—24no—
67C22×C4—28no—
68C22×C4—28no—
69C22×C4—24no—
70C22×C4—416no—
71C22×C4—48no—
72C22×C4—48no—
73C22×C4—416no—
74C22×C4—48no—
75C22×C4C22⋊C412yes—
76C22×C4C22⋊C414yes—
77C22×C4C22⋊C414yes—
78C22×C4C22⋊C412yes—
79C22×C4C22×C412yes—
80C22×C4C22×C418yes—
81C22×C4C22×C411yescharacteristic
82C22×C4C2×D414yes—
83C22×C4C2×D414yes—
84C22×C4C2×D412yes—
85C22×C4C2×D412yes—
86C22×C4#4118yes—
87C22×C4C2411yescharacteristic
88M16—216no—
89M16—48no—
90C2×C8—28no—
91C2×C8—48no—
92C4⋊C4—216no—
93C4⋊C4—28no—
94C4⋊C4—28no—
95C23—232no—
96C23—24no—
97C23—24no—
98C23—22no—
99C23—22no—
100C23—24no—
101C23—22no—
102C23—24no—
103C23—22no—
104C23—24no—
105C23—22no—
106C23—24no—
107C23—22no—
108C23#10014yes—
109C23#10114yes—
110C23C2×C22⋊C411yescharacteristic
111C23C2×C22⋊C412yes—
112C23C2×C22⋊C412yes—
113C23C2×C22⋊C411yescharacteristic
114C23#11714yes—
115C23C23×C411yescharacteristic
116C2×C4—24no—
117C2×C4—24no—
118C2×C4—24no—
119C2×C4—28no—
120C2×C4—28no—
121C2×C4—28no—
122C2×C4—28no—
123C2×C4—28no—
124C2×C4—48no—
125C2×C4—416no—
126C2×C4—416no—
127C2×C4—48no—
128C2×C4—48no—
129C2×C4C2×C22⋊C414yes—
130C2×C4C2×C22⋊C412yes—
131C2×C4#11714yes—
132C2×C4#12318yes—
133C2×C4#12318yes—
134C2×C4C22×D412yes—
135C2×C4C2×#4114yes—
136C8—48no—
137C22—216no—
138C22—216no—
139C22—28no—
140C22—28no—
141C22—28no—
142C22—21no—
143C22—22no—
144C22—21no—
145C22—21no—
146C22—22no—
147C22—21no—
148C22—22no—
149C22—22no—
150C22#38112yes—
151C22#38112yes—
152C22C2×#10014yes—
153C22C2×#10012yes—
154C22C2×#10114yes—
155C22C2×#10112yes—
156C22C22×C22⋊C411yescharacteristic
157C22C2×#11712yes—
158C4—24no—
159C4—48no—
160C4#38114yes—
161C4C2×#12314yes—
162C2—22no—
163C2—22no—
164C2—24no—
165C2—24no—
166C2#182114yesdirect product factor
167C2C2×#38111yescharacteristic
168C2C22×#10011yescharacteristic
169C2C22×#10111yescharacteristic
subgroupG/H
center, socleC23C2×C22⋊C4
commutatorC23C23×C4
Frattini, cosocleC22×C4C24
prime radicalC25C2×C4
LCSG ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C24×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
3. #1821C2direct (N × H)
4. C2×#343C2semidirect
19. #343C22semidirect
166. C2#1821direct (N × H)

Maximal subgroups

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

subgroupindex
C23×C4⋊C42
C2×#4072
#18212
C2×#3432