Finite Group Databasebeta

← C2×#1698 #19151

Subgroups — C2×#1698 #19151

Order 256.

351 conjugacy classes of subgroups; only the 127 normal subgroups are shown.

normal subgroups only

This group has 351 conjugacy classes of subgroups — too many to draw. Only its 127 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×#486C211yesmaximal, characteristic
2C2×#477C211yesmaximal, characteristic, complemented
3C2×#460C211yesmaximal, characteristic
4C2×#446C211yesmaximal, characteristic, complemented
5#1698C218yesmaximal, direct product factor
6C2×#335C211yesmaximal, characteristic, complemented
7C2×#333C211yesmaximal, characteristic, complemented
8C2×#331C211yesmaximal, characteristic
9C22×SD16—21no—
10C2×C4⋊Q8C2211yescharacteristic
11C2×#127C2211yescharacteristic
12C2×C4×Q8C2211yescharacteristic
13#486—22no—
14#486C2214yes—
15#477—22no—
16#477C2214yescomplemented
17#460—22no—
18#460C2214yes—
19#446—22no—
20#446C2214yescomplemented
21C2×#107—21no—
22C2×C4⋊C8—21no—
23C2×C4⋊C8C2211yescharacteristic
24C2×C4⋊C8C2211yescharacteristic
25C2×C4⋊C8C2211yescharacteristic
26C2×#103—21no—
27C2×#102—21no—
28C2×#102—21no—
29C2×#102—21no—
30C2×#97—21no—
31C2×C4×C8C2211yescharacteristic
32#335C2214yescomplemented
33#333C2214yescomplemented
34#331C2214yes—
35C22×Q8—21no—
36C22×Q8D411yescharacteristic
37C22×D4—21no—
38C22×D4—21no—
39C22×D4—21no—
40C2×SD16—24no—
41C2×SD16—44no—
42C22×C8—21no—
43C22×C8—21no—
44C22×C8—21no—
45C22×C8D411yescharacteristic
46C22×C8D411yescharacteristic
47C4⋊Q8—21no—
48C4⋊Q8—21no—
49C4⋊Q8—21no—
50C4⋊Q8C2312yes—
51#127—21no—
52#127—21no—
53#127—21no—
54#127C2312yes—
55C4×Q8—21no—
56C4×Q8—21no—
57C4×Q8D412yes—
58C4×Q8C2312yes—
59C2×C4⋊C4—21no—
60C2×C4⋊C4—21no—
61C2×C4⋊C4—21no—
62C2×C4⋊C4D411yescharacteristic
63C2×C42—21no—
64C2×C42C2311yescharacteristic
65#107—24no—
66C4⋊C8—24no—
67C4⋊C8—21no—
68C4⋊C8—21no—
69C4⋊C8—21no—
70C4⋊C8C2312yes—
71C4⋊C8C2312yes—
72C4⋊C8C2312yes—
73#103—24no—
74#102—24no—
75#102—24no—
76#102—24no—
77#97—24no—
78C4×C8D412yes—
79C4×C8C2312yes—
80C24—41no—
81C2×Q8—21no—
82C2×Q8—22no—
83C2×Q8—22no—
84C2×Q8—22no—
85C2×Q8—41no—
86C2×Q8—82no—
87C2×Q8C2×D412yes—
88C2×D4—22no—
89C2×D4—22no—
90C2×D4—22no—
91C2×D4—41no—
92C2×D4—41no—
93C2×D4—41no—
94C2×D4—42no—
95C2×D4—42no—
96C2×D4—42no—
97C2×D4—42no—
98C2×D4—82no—
99C22×C4—21no—
100C22×C4—21no—
101C22×C4—41no—
102C22×C4C2×D411yescharacteristic
103C22×C4C2×D411yescharacteristic
104C22×C4#4111yescharacteristic
105SD16—48no—
106C2×C8—22no—
107C2×C8—22no—
108C2×C8—22no—
109C2×C8—22no—
110C2×C8—22no—
111C2×C8—42no—
112C2×C8—42no—
113C2×C8—42no—
114C2×C8C2×D412yes—
115C2×C8C2×D412yes—
116C4⋊C4—22no—
117C4⋊C4—21no—
118C4⋊C4—22no—
119C4⋊C4—22no—
120C4⋊C4—22no—
121C4⋊C4—41no—
122C4⋊C4—41no—
123C4⋊C4C2×D412yes—
124C42—22no—
125C42—22no—
126C42C2×D411yescharacteristic
127C42C2×D411yescharacteristic
128C42#4111yescharacteristic
129C42C2411yescharacteristic
130C23—42no—
131C23—82no—
132C23—82no—
133C23—82no—
134C23#12111yescharacteristic
135Q8—22no—
136Q8—22no—
137Q8—42no—
138Q8—82no—
139Q8—82no—
140D4—42no—
141D4—42no—
142D4—42no—
143D4—42no—
144D4—82no—
145D4—82no—
146D4—82no—
147D4—82no—
148C2×C4—22no—
149C2×C4—22no—
150C2×C4—22no—
151C2×C4—42no—
152C2×C4—42no—
153C2×C4—42no—
154C2×C4—82no—
155C2×C4#12111yescharacteristic
156C2×C4#12111yescharacteristic
157C2×C4#12111yescharacteristic
158C2×C4#13512yes—
159C2×C4AGL(1,ℤ/8)12yes—
160C2×C4#13712yes—
161C2×C4#13712yes—
162C2×C4C22×D411yescharacteristic
163C2×C4C22×D411yescharacteristic
164C2×C4C2×#4111yescharacteristic
165C8—22no—
166C8—22no—
167C8—42no—
168C8—42no—
169C8—42no—
170C22—82no—
171C22—82no—
172C22—82no—
173C22—164no—
174C22#46412yes—
175C22#46812yes—
176C22#47212yes—
177C22C2×#12111yescharacteristic
178C4—21no—
179C4—21no—
180C4—42no—
181C4—42no—
182C4—82no—
183C4#46412yes—
184C4#46812yes—
185C4C2×#13511yescharacteristic
186C4C2×AGL(1,ℤ/8)11yescharacteristic
187C4C2×#13711yescharacteristic
188C4C2×#13711yescharacteristic
189C2—162no—
190C2#169814yesdirect product factor
191C2C2×#46411yescharacteristic
192C2C2×#46811yescharacteristic
193C2C2×#47211yescharacteristic
subgroupG/H
center, socleC23#121
commutator, Frattini, cosocleC42C24
prime radicalC2×#127C22
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
2. C2×#477C2semidirect
4. C2×#446C2semidirect
5. #1698C2direct (N × H)
6. C2×#335C2semidirect
7. C2×#333C2semidirect
16. #477C22semidirect
20. #446C22semidirect
32. #335C22semidirect
33. #333C22semidirect
190. C2#1698direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#4862
C2×#4772
C2×#4602
C2×#4462
#16982
C2×#3352
C2×#3332
C2×#3312