Finite Group Databasebeta

← C2×#1636 #18491

Subgroups — C2×#1636 #18491

Order 256.

457 conjugacy classes of subgroups; only the 143 normal subgroups are shown.

normal subgroups only

This group has 457 conjugacy classes of subgroups — too many to draw. Only its 143 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×#557C211yesmaximal, characteristic
2C2×#487C211yesmaximal, characteristic
3C2×#477C211yesmaximal, characteristic
4C2×#477C211yesmaximal, characteristic
5#1636C218yesmaximal, direct product factor
6C2×#332C211yesmaximal, characteristic
7C2×Q8⋊C8C211yesmaximal, characteristic
8C2×Q8⋊C8C211yesmaximal, characteristic
9#557—22no—
10#557—22no—
11#557—22no—
12#557C2214yes—
13C2×C4⋊Q8—21no—
14C2×C4⋊Q8C2211yescharacteristic
15C2×C4⋊Q8C2211yescharacteristic
16C2×#125—22no—
17C2×#125—21no—
18C2×C4×Q8—21no—
19C2×C4×Q8—21no—
20C2×C4×Q8C2211yescharacteristic
21C2×C4×Q8C2211yescharacteristic
22#487—22no—
23#487C2214yes—
24#477—22no—
25#477—22no—
26#477C2214yes—
27#477C2214yes—
28C2×#107—21no—
29C2×#107—21no—
30C2×C4⋊C8C2211yescharacteristic
31C2×C4⋊C8C2211yescharacteristic
32C2×#103—21no—
33C2×#103—21no—
34C2×#103—22no—
35C2×C4×C8C2211yescharacteristic
36#332C2214yes—
37Q8⋊C8C2214yes—
38Q8⋊C8C2214yes—
39C22×Q8—21no—
40C22×Q8—21no—
41C22×Q8D411yescharacteristic
42C22×Q8D411yescharacteristic
43C22×C8—21no—
44C22×C8—21no—
45C22×C8—21no—
46C4⋊Q8—24no—
47C4⋊Q8—24no—
48C4⋊Q8—21no—
49C4⋊Q8—21no—
50C4⋊Q8—21no—
51C4⋊Q8—21no—
52C4⋊Q8—21no—
53C4⋊Q8D412yes—
54C4⋊Q8C2312yes—
55C4⋊Q8C2312yes—
56#125—28no—
57#125—24no—
58#125—28no—
59#125—24no—
60C4×Q8—24no—
61C4×Q8—24no—
62C4×Q8—24no—
63C4×Q8—24no—
64C4×Q8—21no—
65C4×Q8—21no—
66C4×Q8—21no—
67C4×Q8—21no—
68C4×Q8D412yes—
69C4×Q8D412yes—
70C4×Q8C2312yes—
71C4×Q8C2312yes—
72C2×C4⋊C4—22no—
73C2×C4⋊C4—22no—
74C2×C4⋊C4—22no—
75C2×C4⋊C4—21no—
76C2×C4⋊C4—21no—
77C2×C4⋊C4—21no—
78C2×C4⋊C4—21no—
79C2×C4⋊C4—21no—
80C2×C4⋊C4D411yescharacteristic
81C2×C4⋊C4D411yescharacteristic
82C2×C4⋊C4D412yes—
83C2×C42—22no—
84C2×C42—21no—
85C2×C42—21no—
86C2×C42C2311yescharacteristic
87#107—24no—
88#107—24no—
89C4⋊C8—21no—
90C4⋊C8—21no—
91C4⋊C8C2312yes—
92C4⋊C8C2312yes—
93#103—24no—
94#103—24no—
95#103—28no—
96C4×C8—21no—
97C4×C8C2312yes—
98C2×Q8—21no—
99C2×Q8—21no—
100C2×Q8—22no—
101C2×Q8—22no—
102C2×Q8—22no—
103C2×Q8—22no—
104C2×Q8—22no—
105C2×Q8—22no—
106C2×Q8—44no—
107C2×Q8—41no—
108C2×Q8—42no—
109C2×Q8—42no—
110C2×Q8Q1614yes—
111C2×Q8C2×D412yes—
112C2×Q8C2×D412yes—
113C22×C4—21no—
114C22×C4—21no—
115C22×C4—21no—
116C22×C4—21no—
117C22×C4—22no—
118C22×C4—41no—
119C22×C4C2×D411yescharacteristic
120C22×C4C2×D411yescharacteristic
121C22×C4C2×D411yescharacteristic
122C2×C8—22no—
123C2×C8—22no—
124C2×C8—22no—
125C2×C8—42no—
126C2×C8—42no—
127C2×C8—42no—
128C4⋊C4—28no—
129C4⋊C4—28no—
130C4⋊C4—28no—
131C4⋊C4—22no—
132C4⋊C4—22no—
133C4⋊C4—22no—
134C4⋊C4—21no—
135C4⋊C4—21no—
136C4⋊C4—22no—
137C4⋊C4—22no—
138C4⋊C4—22no—
139C4⋊C4—22no—
140C4⋊C4—22no—
141C4⋊C4—22no—
142C4⋊C4—41no—
143C4⋊C4—41no—
144C4⋊C4C2×D414yes—
145C4⋊C4C2×D412yes—
146C4⋊C4C2×D412yes—
147C42—28no—
148C42—22no—
149C42—22no—
150C42—22no—
151C42—22no—
152C42C2×D411yescharacteristic
153C42C2×D411yescharacteristic
154C42C2×D411yescharacteristic
155C42C2411yescharacteristic
156C23#12011yescharacteristic
157Q8—22no—
158Q8—24no—
159Q8—22no—
160Q8—22no—
161Q8—44no—
162Q8—42no—
163Q8—42no—
164Q8—42no—
165Q8—44no—
166Q8—82no—
167Q8C2×Q1614yes—
168C2×C4—22no—
169C2×C4—24no—
170C2×C4—22no—
171C2×C4—22no—
172C2×C4—22no—
173C2×C4—22no—
174C2×C4—24no—
175C2×C4—42no—
176C2×C4—44no—
177C2×C4—42no—
178C2×C4—42no—
179C2×C4—42no—
180C2×C4—82no—
181C2×C4#12011yescharacteristic
182C2×C4#12011yescharacteristic
183C2×C4#12011yescharacteristic
184C2×C4C2×Q1612yes—
185C2×C4#13512yes—
186C2×C4#13712yes—
187C2×C4#13712yes—
188C2×C4C22×D411yescharacteristic
189C2×C4C22×D411yescharacteristic
190C2×C4C22×D411yescharacteristic
191C8—42no—
192C8—42no—
193C8—42no—
194C22#45112yes—
195C22#45212yes—
196C22#45412yes—
197C22C2×#12011yescharacteristic
198C4—24no—
199C4—21no—
200C4—21no—
201C4—42no—
202C4—44no—
203C4—42no—
204C4—42no—
205C4—82no—
206C4#45112yes—
207C4#45212yes—
208C4C22×Q1611yescharacteristic
209C4C2×#13511yescharacteristic
210C4C2×#13711yescharacteristic
211C4C2×#13711yescharacteristic
212C2#163614yesdirect product factor
213C2C2×#45111yescharacteristic
214C2C2×#45211yescharacteristic
215C2C2×#45411yescharacteristic
subgroupG/H
center, socle, prime radicalC23#120
commutator, Frattini, cosocleC42C24
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
5. #1636C2direct (N × H)
212. C2#1636direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#5572
C2×#4872
C2×#4772
#16362
C2×#3322
C2×Q8⋊C82