Finite Group Databasebeta

← C2×#1699 #19139

Subgroups — C2×#1699 #19139

Order 256.

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

normal subgroups only

This group has 363 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×#487C211yesmaximal, characteristic, complemented
2C2×#474C211yesmaximal, characteristic
3C2×#461C211yesmaximal, characteristic
4C2×#436C211yesmaximal, characteristic
5#1699C218yesmaximal, direct product factor
6C2×#335C211yesmaximal, characteristic, complemented
7C2×#332C211yesmaximal, characteristic, complemented
8C2×#332C211yesmaximal, characteristic, complemented
9C22×SD16—21no—
10C22×M16—21no—
11C2×C4⋊Q8C2211yescharacteristic
12C2×C4⋊Q8C2211yescharacteristic
13C2×C4×D4C2211yescharacteristic
14#487—22no—
15#487C2214yescomplemented
16#474—22no—
17#474C2214yes—
18#461—22no—
19#461C2214yes—
20#436—22no—
21#436C2214yes—
22C2×#107—21no—
23C2×C4⋊C8C2211yescharacteristic
24C2×C4⋊C8C2211yescharacteristic
25C2×C4⋊C8C2211yescharacteristic
26C2×#103—21no—
27C2×#103—21no—
28C2×#103—21no—
29C2×#102—21no—
30C2×C22⋊C8—21no—
31C2×C4×C8C2211yescharacteristic
32#335C2214yescomplemented
33#332C2214yescomplemented
34#332C2214yescomplemented
35C22×Q8—21no—
36C22×Q8—21no—
37C22×D4D411yescharacteristic
38C23×C4—21no—
39C2×SD16—24no—
40C2×SD16—44no—
41C2×M16—24no—
42C2×M16—44no—
43C22×C8—21no—
44C22×C8—21no—
45C22×C8—21no—
46C22×C8D411yescharacteristic
47C22×C8D411yescharacteristic
48C4⋊Q8—21no—
49C4⋊Q8—21no—
50C4⋊Q8—21no—
51C4⋊Q8—21no—
52C4⋊Q8—21no—
53C4⋊Q8—21no—
54C4⋊Q8C2312yes—
55C4⋊Q8C2312yes—
56C4×D4—21no—
57C4×D4—21no—
58C4×D4D412yes—
59C4×D4C2312yes—
60C2×C4⋊C4—21no—
61C2×C4⋊C4—21no—
62C2×C4⋊C4—21no—
63C2×C4⋊C4—21no—
64C2×C4⋊C4D411yescharacteristic
65C2×C22⋊C4—21no—
66C2×C42C2311yescharacteristic
67#107—24no—
68C4⋊C8—21no—
69C4⋊C8—21no—
70C4⋊C8—21no—
71C4⋊C8C2312yes—
72C4⋊C8C2312yes—
73C4⋊C8C2312yes—
74#103—24no—
75#103—24no—
76#103—24no—
77#102—24no—
78C22⋊C8—24no—
79C4×C8D412yes—
80C4×C8C2312yes—
81C24—21no—
82C2×Q8—22no—
83C2×Q8—22no—
84C2×Q8—41no—
85C2×Q8—41no—
86C2×Q8—42no—
87C2×Q8—42no—
88C2×Q8—42no—
89C2×Q8—42no—
90C2×D4—21no—
91C2×D4—22no—
92C2×D4—22no—
93C2×D4C2×D412yes—
94C22×C4—21no—
95C22×C4—22no—
96C22×C4—22no—
97C22×C4—42no—
98C22×C4—42no—
99C22×C4—41no—
100C22×C4—41no—
101C22×C4C2×D411yescharacteristic
102C22×C4C2×D411yescharacteristic
103C22×C4#4111yescharacteristic
104SD16—48no—
105M16—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—21no—
117C4⋊C4—22no—
118C4⋊C4—22no—
119C4⋊C4—22no—
120C4⋊C4—22no—
121C4⋊C4—41no—
122C4⋊C4—41no—
123C4⋊C4—41no—
124C4⋊C4—41no—
125C4⋊C4C2×D412yes—
126C22⋊C4—22no—
127C22⋊C4—22no—
128C42C2×D411yescharacteristic
129C42C2×D411yescharacteristic
130C42#4111yescharacteristic
131C42C2411yescharacteristic
132C23—22no—
133C23—42no—
134C23—42no—
135C23—42no—
136C23#12111yescharacteristic
137Q8—42no—
138Q8—42no—
139Q8—42no—
140Q8—42no—
141Q8—82no—
142Q8—82no—
143D4—22no—
144D4—22no—
145D4—42no—
146C2×C4—22no—
147C2×C4—22no—
148C2×C4—42no—
149C2×C4—42no—
150C2×C4—42no—
151C2×C4—44no—
152C2×C4—42no—
153C2×C4—42no—
154C2×C4—82no—
155C2×C4—82no—
156C2×C4#12111yescharacteristic
157C2×C4#12111yescharacteristic
158C2×C4#12111yescharacteristic
159C2×C4#13512yes—
160C2×C4AGL(1,ℤ/8)12yes—
161C2×C4AGL(1,ℤ/8)12yes—
162C2×C4#13712yes—
163C2×C4C22×D411yescharacteristic
164C2×C4C22×D411yescharacteristic
165C2×C4C2×#4111yescharacteristic
166C8—22no—
167C8—22no—
168C8—42no—
169C8—42no—
170C8—42no—
171C22—42no—
172C22—42no—
173C22—42no—
174C22—84no—
175C22#46312yes—
176C22#46812yes—
177C22#47312yes—
178C22C2×#12111yescharacteristic
179C4—21no—
180C4—21no—
181C4—42no—
182C4—82no—
183C4—82no—
184C4#46312yes—
185C4#46812yes—
186C4C2×#13511yescharacteristic
187C4C2×AGL(1,ℤ/8)11yescharacteristic
188C4C2×AGL(1,ℤ/8)11yescharacteristic
189C4C2×#13711yescharacteristic
190C2—82no—
191C2#169914yesdirect product factor
192C2C2×#46311yescharacteristic
193C2C2×#46811yescharacteristic
194C2C2×#47311yescharacteristic
subgroupG/H
center, socleC23#121
commutator, Frattini, cosocleC42C24
prime radicalC22×D4D4
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
1. C2×#487C2semidirect
5. #1699C2direct (N × H)
6. C2×#335C2semidirect
7. C2×#332C2semidirect
8. C2×#332C2semidirect
15. #487C22semidirect
32. #335C22semidirect
33. #332C22semidirect
34. #332C22semidirect
191. C2#1699direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#4872
C2×#4742
C2×#4612
C2×#4362
#16992
C2×#3352
C2×#3322