Finite Group Databasebeta

← C2×#1811 #20666

Subgroups — C2×#1811 #20666

Order 256.

719 conjugacy classes of subgroups; only the 271 normal subgroups are shown.

normal subgroups only

This group has 719 conjugacy classes of subgroups — too many to draw. Only its 271 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×M16C211yesmaximal, characteristic
2C22×#108C212yesmaximal, complemented
3C2×#407C212yesmaximal
4#1811C218yesmaximal, direct product factor
5C2×#341C212yesmaximal, complemented
6C24×C4C2211yescharacteristic
7C22×M16—28no—
8C22×M16C414yes—
9C22×M16C414yes—
10C22×M16C2214yes—
11C22×M16C2214yes—
12C23×C8C2211yescharacteristic
13C23×C8C2211yescharacteristic
14C2×#108—28no—
15C2×#108C2218yescomplemented
16#407—24no—
17#407C2218yes—
18C2×C22⋊C8—24no—
19#341C2218yescomplemented
20C25Q811yescharacteristic
21C23×C4—24no—
22C23×C4—24no—
23C23×C4C2×C412yes—
24C23×C4C2×C412yes—
25C23×C4D412yes—
26C23×C4D412yes—
27C23×C4Q811yescharacteristic
28C23×C4Q812yes—
29C23×C4C2312yes—
30C23×C4C2311yescharacteristic
31C2×M16—24no—
32C2×M16—216no—
33C2×M16—216no—
34C2×M16—216no—
35C2×M16—28no—
36C2×M16—28no—
37C2×M16C2×C4116yes—
38C2×M16C2318yes—
39C22×C8—24no—
40C22×C8—24no—
41C22×C8C2×C412yes—
42C22×C8C2×C412yes—
43C22×C8C2×C412yes—
44C22×C8C2×C412yes—
45C22×C8D418yes—
46C22×C8C2312yes—
47C22×C8C2312yes—
48#108—216no—
49C22⋊C8—216no—
50C24—24no—
51C24—44no—
52C24C4⋊C412yes—
53C24C4⋊C412yes—
54C24C2×Q811yescharacteristic
55C24C2×Q812yes—
56C22×C4—24no—
57C22×C4—24no—
58C22×C4—24no—
59C22×C4—24no—
60C22×C4—24no—
61C22×C4—28no—
62C22×C4—28no—
63C22×C4—28no—
64C22×C4—24no—
65C22×C4—24no—
66C22×C4C4⋊C412yes—
67C22×C4C4⋊C412yes—
68C22×C4C4⋊C414yes—
69C22×C4C4⋊C414yes—
70C22×C4C22×C414yes—
71C22×C4C22×C411yescharacteristic
72C22×C4C22×C411yescharacteristic
73C22×C4C2×D414yes—
74C22×C4C2×D414yes—
75C22×C4C2×D411yescharacteristic
76C22×C4C2×D411yescharacteristic
77C22×C4C2×Q812yes—
78C22×C4C2×Q811yescharacteristic
79C22×C4#4114yes—
80C22×C4C2411yescharacteristic
81M16—232no—
82M16—28no—
83M16—28no—
84M16—48no—
85C2×C8—24no—
86C2×C8—24no—
87C2×C8—24no—
88C2×C8—28no—
89C2×C8—48no—
90C2×C8C22⋊C418yes—
91C2×C8C22⋊C418yes—
92C2×C8C22×C414yes—
93C2×C8C22×C414yes—
94C2×C8C2×D418yes—
95C23—24no—
96C23—24no—
97C23—24no—
98C23—24no—
99C23—28no—
100C23—44no—
101C23—44no—
102C23—416no—
103C23C2×C4⋊C414yes—
104C23C2×C4⋊C411yescharacteristic
105C23C2×C4⋊C411yescharacteristic
106C23C22⋊Q814yes—
107C23C22×Q811yescharacteristic
108C2×C4—24no—
109C2×C4—24no—
110C2×C4—24no—
111C2×C4—24no—
112C2×C4—24no—
113C2×C4—28no—
114C2×C4—28no—
115C2×C4—28no—
116C2×C4C2×C22⋊C412yes—
117C2×C4C2×C22⋊C412yes—
118C2×C4C2×C4⋊C414yes—
119C2×C4C2×C4⋊C411yescharacteristic
120C2×C4C2×C4⋊C411yescharacteristic
121C2×C4#11712yes—
122C2×C4#11712yes—
123C2×C4#12114yes—
124C2×C4#12114yes—
125C2×C4C22⋊Q814yes—
126C2×C4C23×C411yescharacteristic
127C2×C4C22×D412yes—
128C2×C4C22×D411yescharacteristic
129C2×C4C2×#4112yes—
130C8—24no—
131C8—48no—
132C8C2×C22⋊C418yes—
133C22—28no—
134C22—22no—
135C22—22no—
136C22—28no—
137C22—24no—
138C22—48no—
139C22—48no—
140C22—48no—
141C22#38012yes—
142C22#38012yes—
143C22#43014yes—
144C22C22×C4⋊C411yescharacteristic
145C22C2×C22⋊Q812yes—
146C4—24no—
147C4#38012yes—
148C4#38012yes—
149C4C22×C22⋊C411yescharacteristic
150C4C2×#11711yescharacteristic
151C4C2×#12112yes—
152C2—22no—
153C2—22no—
154C2—44no—
155C2#181114yesdirect product factor
156C2C2×#38011yescharacteristic
157C2C2×#43012yes—
subgroupG/H
centerC22×C4C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
socleC23C2×C4⋊C4
prime radicalC25Q8
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C24×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C22×#108C2semidirect
4. #1811C2direct (N × H)
5. C2×#341C2semidirect
15. C2×#108C22semidirect
19. #341C22semidirect
155. C2#1811direct (N × H)

Maximal subgroups

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

subgroupindex
C23×M162
C22×#1082
C2×#4072
#18112
C2×#3412