Finite Group Databasebeta

← C2×#1787 #20595

Subgroups — C2×#1787 #20595

Order 256.

1971 conjugacy classes of subgroups; only the 391 normal subgroups are shown.

normal subgroups only

This group has 1971 conjugacy classes of subgroups — too many to draw. Only its 391 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
1C24×Q8C211yesmaximal, characteristic
2C22×#103C214yesmaximal, complemented
3C22×C22⋊C8C211yesmaximal, characteristic
4C2×#380C211yesmaximal, characteristic
5#1787C218yesmaximal, direct product factor
6C23×Q8—216no—
7C23×Q8—24no—
8C23×Q8—22no—
9C23×Q8—21no—
10C23×Q8C418yescomplemented
11C23×Q8C2214yes—
12C23×Q8C2212yes—
13C24×C4—21no—
14C24×C4C2211yescharacteristic
15C23×C8C2212yes—
16C22×C4⋊C4C2212yes—
17C22×C22⋊C4—21no—
18C2×#103—216no—
19C2×#103C22116yescomplemented
20C2×C22⋊C8—24no—
21C2×C22⋊C8C2214yes—
22#380—22no—
23#380C2214yes—
24C2×#95—21no—
25C25D411yescharacteristic
26C22×Q8—232no—
27C22×Q8—264no—
28C22×Q8—216no—
29C22×Q8—264no—
30C22×Q8—232no—
31C22×Q8—28no—
32C22×Q8—216no—
33C22×Q8—24no—
34C22×Q8—28no—
35C22×Q8—28no—
36C22×Q8—24no—
37C22×Q8—22no—
38C22×Q8C2×C418yes—
39C22×Q8C2×C4116yescomplemented
40C22×Q8D4116yes—
41C22×Q8C2314yes—
42C23×C4—216no—
43C23×C4—28no—
44C23×C4—24no—
45C23×C4—22no—
46C23×C4—28no—
47C23×C4—22no—
48C23×C4C2×C414yes—
49C23×C4D412yes—
50C23×C4D411yescharacteristic
51C23×C4D414yes—
52C23×C4C2312yes—
53C23×C4C2311yescharacteristic
54C22×C8—24no—
55C22×C8—28no—
56C22×C8C2314yes—
57C2×C4⋊C4—28no—
58C2×C4⋊C4—22no—
59C2×C4⋊C4C2314yes—
60C2×C22⋊C4—24no—
61C2×C22⋊C4—44no—
62#103—232no—
63C22⋊C8—28no—
64#95—24no—
65C24—24no—
66C24—24no—
67C24C22⋊C414yes—
68C24SD1614yes—
69C24Q1614yes—
70C24C2×D412yes—
71C24C2×D411yescharacteristic
72C2×Q8—264no—
73C2×Q8—2128no—
74C2×Q8—232no—
75C2×Q8—264no—
76C2×Q8—264no—
77C2×Q8—28no—
78C2×Q8—216no—
79C2×Q8—216no—
80C2×Q8—216no—
81C2×Q8—232no—
82C2×Q8—24no—
83C2×Q8—28no—
84C2×Q8C22⋊C4132yescomplemented
85C2×Q8C22×C418yes—
86C2×Q8C2×D4116yes—
87C22×C4—232no—
88C22×C4—264no—
89C22×C4—28no—
90C22×C4—216no—
91C22×C4—216no—
92C22×C4—24no—
93C22×C4—24no—
94C22×C4—216no—
95C22×C4—28no—
96C22×C4—216no—
97C22×C4—28no—
98C22×C4—24no—
99C22×C4—44no—
100C22×C4—44no—
101C22×C4—44no—
102C22×C4C22⋊C414yes—
103C22×C4C22⋊C418yes—
104C22×C4C22×C414yes—
105C22×C4C22×C412yes—
106C22×C4C2×D412yes—
107C22×C4C2×D414yes—
108C22×C4C2×D411yescharacteristic
109C22×C4C2×D418yes—
110C22×C4C2×D412yes—
111C22×C4C2411yescharacteristic
112C2×C8—24no—
113C2×C8—28no—
114C2×C8—48no—
115C4⋊C4—28no—
116C4⋊C4—44no—
117C22⋊C4—48no—
118C23—24no—
119C23—24no—
120C23—28no—
121C23—28no—
122C23—216no—
123C23—216no—
124C23#103116yescomplemented
125C23C2×C22⋊C414yes—
126C23C2×C22⋊C412yes—
127C23#12014yes—
128C23C2×SD1614yes—
129C23C2×SD1612yes—
130C23C2×Q1614yes—
131C23C2×Q1612yes—
132C23#13714yes—
133C23C22×D411yescharacteristic
134Q8—264no—
135Q8—28no—
136Q8—216no—
137Q8—232no—
138Q8C2×C22⋊C4116yescomplemented
139C2×C4—264no—
140C2×C4—28no—
141C2×C4—216no—
142C2×C4—24no—
143C2×C4—232no—
144C2×C4—28no—
145C2×C4—28no—
146C2×C4—28no—
147C2×C4—216no—
148C2×C4—44no—
149C2×C4—44no—
150C2×C4—44no—
151C2×C4—88no—
152C2×C4C2×C22⋊C414yes—
153C2×C4C2×C22⋊C418yes—
154C2×C4C2×C22⋊C412yes—
155C2×C4#12018yes—
156C2×C4#12014yes—
157C2×C4C23×C411yescharacteristic
158C2×C4C22×D414yes—
159C2×C4C22×D411yescharacteristic
160C8—44no—
161C22—24no—
162C22—28no—
163C22—28no—
164C22—24no—
165C22—232no—
166C22#37914yes—
167C22C2×#10314yes—
168C22C2×#10318yescomplemented
169C22#41914yes—
170C22#44818yes—
171C22#45118yes—
172C22C22×C22⋊C411yescharacteristic
173C22C2×#12012yes—
174C22C22×SD1611yescharacteristic
175C22C22×Q1611yescharacteristic
176C22C2×#13712yes—
177C4—216no—
178C4—24no—
179C4—84no—
180C4#37914yes—
181C4C22×C22⋊C412yes—
182C4C2×#12012yes—
183C2—28no—
184C2#178718yesdirect product factor
185C2C2×#37911yescharacteristic
186C2C22×#10311yescharacteristic
187C2C2×#41911yescharacteristic
188C2C2×#44812yes—
189C2C2×#45112yes—
subgroupG/H
center, socleC24C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
prime radicalC25D4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C24 ◁ C24×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C22×#103C2semidirect
5. #1787C2direct (N × H)
10. C23×Q8C4semidirect
19. C2×#103C22semidirect
39. C22×Q8C2×C4semidirect
84. C2×Q8C22⋊C4semidirect
124. C23#103semidirect
138. Q8C2×C22⋊C4semidirect
168. C22C2×#103semidirect
184. C2#1787direct (N × H)

Maximal subgroups

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

subgroupindex
C24×Q82
C22×#1032
C22×C22⋊C82
C2×#3802
#17872