Finite Group Databasebeta

← C2×#1691 #19134

Subgroups — C2×#1691 #19134

Order 256.

363 conjugacy classes of subgroups; only the 135 normal subgroups are shown.

normal subgroups only

This group has 363 conjugacy classes of subgroups — too many to draw. Only its 135 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×#498C211yesmaximal, characteristic, complemented
2C2×#476C211yesmaximal, characteristic
3C2×#461C211yesmaximal, characteristic
4C2×#436C211yesmaximal, characteristic
5#1691C218yesmaximal, direct product factor
6C2×#335C211yesmaximal, characteristic, complemented
7C2×#333C211yesmaximal, characteristic, complemented
8C2×#332C211yesmaximal, characteristic, complemented
9C22×SD16—21no—
10C22×M16—21no—
11C2×C4⋊Q8C2211yescharacteristic
12C2×C4⋊Q8C2211yescharacteristic
13C2×C4×D4C2211yescharacteristic
14#498—22no—
15#498C2214yescomplemented
16#476—22no—
17#476C2214yes—
18#461—22no—
19#461C2214yes—
20#436—22no—
21#436C2214yes—
22C2×#106—21no—
23C2×#106—21no—
24C2×#106—21no—
25C2×C4⋊C8C2211yescharacteristic
26C2×C4⋊C8C2211yescharacteristic
27C2×C4⋊C8C2211yescharacteristic
28C2×#103—21no—
29C2×#102—21no—
30C2×C22⋊C8—21no—
31C2×C4×C8C2211yescharacteristic
32#335C2214yescomplemented
33#333C2214yescomplemented
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#106—24no—
68#106—24no—
69#106—24no—
70C4⋊C8—21no—
71C4⋊C8—21no—
72C4⋊C8—21no—
73C4⋊C8C2312yes—
74C4⋊C8C2312yes—
75C4⋊C8C2312yes—
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—82no—
89C2×D4—21no—
90C2×D4—22no—
91C2×D4—22no—
92C2×D4C2×D412yes—
93C22×C4—21no—
94C22×C4—22no—
95C22×C4—22no—
96C22×C4—42no—
97C22×C4—42no—
98C22×C4—41no—
99C22×C4—41no—
100C22×C4C2×D411yescharacteristic
101C22×C4C2×D411yescharacteristic
102C22×C4#4111yescharacteristic
103SD16—48no—
104M16—48no—
105C2×C8—22no—
106C2×C8—22no—
107C2×C8—22no—
108C2×C8—22no—
109C2×C8—42no—
110C2×C8—42no—
111C2×C8—42no—
112C2×C8SD1614yescomplemented
113C2×C8C2×D412yes—
114C2×C8C2×D412yes—
115C4⋊C4—21no—
116C4⋊C4—22no—
117C4⋊C4—22no—
118C4⋊C4—22no—
119C4⋊C4—22no—
120C4⋊C4—41no—
121C4⋊C4—41no—
122C4⋊C4—41no—
123C4⋊C4—41no—
124C4⋊C4C2×D412yes—
125C22⋊C4—22no—
126C22⋊C4—22no—
127C42C2×D411yescharacteristic
128C42C2×D411yescharacteristic
129C42#4111yescharacteristic
130C42C2411yescharacteristic
131C23—22no—
132C23—42no—
133C23—42no—
134C23—42no—
135C23#12111yescharacteristic
136Q8—42no—
137Q8—42no—
138Q8—82no—
139Q8—82no—
140Q8—82no—
141D4—22no—
142D4—22no—
143D4—42no—
144C2×C4—22no—
145C2×C4—22no—
146C2×C4—42no—
147C2×C4—42no—
148C2×C4—42no—
149C2×C4—44no—
150C2×C4—42no—
151C2×C4—42no—
152C2×C4—82no—
153C2×C4—82no—
154C2×C4#12111yescharacteristic
155C2×C4#12111yescharacteristic
156C2×C4#12111yescharacteristic
157C2×C4C2×SD1612yes—
158C2×C4AGL(1,ℤ/8)12yes—
159C2×C4#13712yes—
160C2×C4#13712yes—
161C2×C4C22×D411yescharacteristic
162C2×C4C22×D411yescharacteristic
163C2×C4C2×#4111yescharacteristic
164C8—22no—
165C8—42no—
166C8—42no—
167C8—42no—
168C8C2×SD1614yescomplemented
169C22—42no—
170C22—42no—
171C22—42no—
172C22—84no—
173C22#46112yes—
174C22#46812yes—
175C22#47112yes—
176C22C2×#12111yescharacteristic
177C4—21no—
178C4—21no—
179C4—42no—
180C4—82no—
181C4—82no—
182C4#46112yes—
183C4#46812yes—
184C4C22×SD1611yescharacteristic
185C4C2×AGL(1,ℤ/8)11yescharacteristic
186C4C2×#13711yescharacteristic
187C4C2×#13711yescharacteristic
188C2—82no—
189C2#169114yesdirect product factor
190C2C2×#46111yescharacteristic
191C2C2×#46811yescharacteristic
192C2C2×#47111yescharacteristic
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×#498C2semidirect
5. #1691C2direct (N × H)
6. C2×#335C2semidirect
7. C2×#333C2semidirect
8. C2×#332C2semidirect
15. #498C22semidirect
32. #335C22semidirect
33. #333C22semidirect
34. #332C22semidirect
112. C2×C8SD16semidirect
168. C8C2×SD16semidirect
189. C2#1691direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#4982
C2×#4762
C2×#4612
C2×#4362
#16912
C2×#3352
C2×#3332
C2×#3322