Finite Group Databasebeta

← C2×#1979 #21247

Subgroups — C2×#1979 #21247

Order 256.

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

normal subgroups only

This group has 719 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×Q16C211yesmaximal, characteristic
2C22×#108C211yesmaximal, characteristic
3C2×#419C212yesmaximal
4C22×#101C212yesmaximal
5C2×#405C211yesmaximal, characteristic
6#1979C218yesmaximal, direct product factor
7C23×Q8C2212yes—
8C22×Q16—21no—
9C22×Q16—21no—
10C22×Q16—22no—
11C22×Q16—24no—
12C22×Q16C418yescomplemented
13C22×Q16C2214yes—
14C22×M16C2212yes—
15C22×M16C2211yescharacteristic
16C23×C8C2211yescharacteristic
17C2×#117C2211yescharacteristic
18C2×#108—24no—
19C2×#108C2214yes—
20#419—24no—
21#419C2218yes—
22C2×#103—24no—
23C2×#101—28no—
24C2×#101C2218yes—
25#405—22no—
26#405C2214yes—
27C2×#97—21no—
28C2×C4×C8—21no—
29C22×Q8—24no—
30C22×Q8—22no—
31C22×Q8—22no—
32C22×Q8—22no—
33C22×Q8—24no—
34C22×Q8—22no—
35C22×Q8—22no—
36C22×Q8—24no—
37C22×Q8C2×C418yes—
38C22×Q8C2314yes—
39C23×C4—22no—
40C23×C4C2311yescharacteristic
41C2×Q16—28no—
42C2×Q16—28no—
43C2×Q16—216no—
44C2×Q16—24no—
45C2×Q16—24no—
46C2×Q16—28no—
47C2×Q16C2×C4116yescomplemented
48C2×M16—21no—
49C2×M16—22no—
50C2×M16—22no—
51C2×M16—24no—
52C2×M16—24no—
53C2×M16D414yes—
54C2×M16C2314yes—
55C2×M16C2312yes—
56C22×C8—21no—
57C22×C8—22no—
58C22×C8C2×C414yes—
59C22×C8D411yescharacteristic
60C22×C8D411yescharacteristic
61C22×C8D412yes—
62C22×C8D414yes—
63C22×C8C2312yes—
64#117—21no—
65#117—21no—
66#117D412yes—
67#117C2312yes—
68C2×C4⋊C4D412yes—
69C2×C22⋊C4—21no—
70C2×C42—21no—
71#108—28no—
72#103—216no—
73#101—216no—
74#97—24no—
75C4×C8—24no—
76C24#4111yescharacteristic
77C2×Q8—28no—
78C2×Q8—24no—
79C2×Q8—28no—
80C2×Q8—28no—
81C2×Q8—28no—
82C2×Q8—28no—
83C2×Q8—24no—
84C2×Q8—24no—
85C2×Q8—24no—
86C2×Q8—24no—
87C2×Q8—42no—
88C2×Q8—42no—
89C2×Q8—44no—
90C2×Q8—44no—
91C2×Q8—44no—
92C2×Q8—44no—
93C2×Q8—44no—
94C2×Q8C22×C418yes—
95C22×C4—28no—
96C22×C4—22no—
97C22×C4—24no—
98C22×C4—42no—
99C22×C4—42no—
100C22×C4—44no—
101C22×C4C22×C412yes—
102C22×C4C2×D411yescharacteristic
103C22×C4C2×D411yescharacteristic
104C22×C4C2×D412yes—
105C22×C4C2×D411yescharacteristic
106C22×C4C2×D411yescharacteristic
107C22×C4C2×D412yes—
108C22×C4#4111yescharacteristic
109C22×C4#4112yes—
110C22×C4C2411yescharacteristic
111Q16—216no—
112Q16—216no—
113M16—24no—
114M16—22no—
115M16—24no—
116M16—24no—
117M16—44no—
118M16C2×D414yes—
119C2×C8—24no—
120C2×C8—22no—
121C2×C8—24no—
122C2×C8—44no—
123C2×C8C22⋊C414yes—
124C2×C8C22⋊C414yes—
125C2×C8C22⋊C418yes—
126C2×C8C22×C414yes—
127C2×C8C2×D412yes—
128C2×C8C2×D412yes—
129C2×C8C2×D414yes—
130C4⋊C4—22no—
131C4⋊C4C2×D414yes—
132C22⋊C4—22no—
133C22⋊C4—22no—
134C42—22no—
135C42—22no—
136C23—24no—
137C23C4×D412yes—
138C23#12111yescharacteristic
139C23#12111yescharacteristic
140C23#12412yes—
141C23C2×#4111yescharacteristic
142Q8—28no—
143Q8—28no—
144Q8—44no—
145Q8—44no—
146Q8—48no—
147Q8—48no—
148C2×C4—28no—
149C2×C4—24no—
150C2×C4—44no—
151C2×C4—44no—
152C2×C4—48no—
153C2×C4—48no—
154C2×C4—44no—
155C2×C4C2×C22⋊C412yes—
156C2×C4C2×C22⋊C412yes—
157C2×C4C4×D412yes—
158C2×C4C4×D412yes—
159C2×C4C4×D412yes—
160C2×C4#12112yes—
161C2×C4#12112yes—
162C2×C4#12111yescharacteristic
163C2×C4#12111yescharacteristic
164C2×C4#12412yes—
165C2×C4#12712yes—
166C2×C4#12712yes—
167C2×C4C23×C411yescharacteristic
168C2×C4C22×D411yescharacteristic
169C2×C4C22×D411yescharacteristic
170C2×C4C22×D411yescharacteristic
171C2×C4C22×D411yescharacteristic
172C2×C4C2×#4111yescharacteristic
173C8—24no—
174C8—44no—
175C8C2×C22⋊C414yes—
176C8C2×C22⋊C414yes—
177C22—24no—
178C22—24no—
179C22—22no—
180C22—22no—
181C22#39012yes—
182C22#39012yes—
183C22#47314yes—
184C22C2×C4×D411yescharacteristic
185C22C2×#12111yescharacteristic
186C22C2×#12411yescharacteristic
187C4—48no—
188C4—44no—
189C4#39012yes—
190C4#39012yes—
191C4C22×C22⋊C411yescharacteristic
192C4C2×C4×D411yescharacteristic
193C4C2×#12111yescharacteristic
194C4C2×#12711yescharacteristic
195C2—21no—
196C2—21no—
197C2—22no—
198C2#197914yesdirect product factor
199C2C2×#39011yescharacteristic
200C2C2×#47312yes—
subgroupG/H
center, socleC23#121
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
prime radicalC24#41
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C23×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
6. #1979C2direct (N × H)
12. C22×Q16C4semidirect
47. C2×Q16C2×C4semidirect
198. C2#1979direct (N × H)

Maximal subgroups

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

subgroupindex
C23×Q162
C22×#1082
C2×#4192
C22×#1012
C2×#4052
#19792