Finite Group Databasebeta

← C2×#1630 #18479

Subgroups — C2×#1630 #18479

Order 256.

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

normal subgroups only

This group has 537 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×#559C211yesmaximal, characteristic
2C2×#492C211yesmaximal, characteristic
3C2×#477C212yesmaximal, complemented
4#1630C218yesmaximal, direct product factor
5C2×#331C211yesmaximal, characteristic
6C2×Q8⋊C8C212yesmaximal, complemented
7C22×SD16—22no—
8#559—22no—
9#559—24no—
10#559C2214yes—
11C2×C4⋊Q8C2211yescharacteristic
12C2×#127C2211yescharacteristic
13C2×#124—22no—
14C2×#123—22no—
15C2×C4×Q8C2212yes—
16C2×C4×D4—22no—
17#492—22no—
18#492C2214yes—
19#477—24no—
20#477C2218yescomplemented
21C2×#107—22no—
22C2×C4⋊C8C2212yes—
23C2×#103—22no—
24C2×C4×C8C2211yescharacteristic
25#331C2214yes—
26Q8⋊C8C2218yescomplemented
27C22×Q8—21no—
28C22×Q8D412yes—
29C22×D4—22no—
30C22×D4D412yes—
31C23×C4—22no—
32C2×SD16—28no—
33C2×SD16—48no—
34C22×C8—21no—
35C22×C8—22no—
36C4⋊Q8—22no—
37C4⋊Q8—21no—
38C4⋊Q8C2312yes—
39#127—22no—
40#127D412yes—
41#127C2312yes—
42#124—28no—
43#124—28no—
44#123—28no—
45#123—28no—
46C4×Q8—22no—
47C4×Q8—22no—
48C4×Q8D414yes—
49C4×Q8C2314yes—
50C4×D4—28no—
51C4×D4—28no—
52C2×C4⋊C4—22no—
53C2×C4⋊C4—22no—
54C2×C4⋊C4D412yes—
55C2×C22⋊C4—24no—
56C2×C22⋊C4—22no—
57C2×C42—22no—
58C2×C42C2311yescharacteristic
59#107—28no—
60C4⋊C8—22no—
61C4⋊C8C2314yes—
62#103—28no—
63C4×C8—21no—
64C4×C8C2312yes—
65C24—22no—
66C2×Q8—22no—
67C2×Q8—24no—
68C2×Q8—24no—
69C2×Q8—22no—
70C2×Q8—44no—
71C2×Q8—41no—
72C2×Q8C2×D414yes—
73C2×D4—24no—
74C2×D4—22no—
75C2×D4—24no—
76C2×D4—44no—
77C2×D4—44no—
78C2×D4—44no—
79C2×D4C2×D414yes—
80C22×C4—22no—
81C22×C4—22no—
82C22×C4—28no—
83C22×C4—41no—
84C22×C4—84no—
85C22×C4C2×D411yescharacteristic
86C22×C4C2×D412yes—
87SD16—416no—
88C2×C8—24no—
89C2×C8—22no—
90C2×C8—24no—
91C2×C8—44no—
92C4⋊C4—24no—
93C4⋊C4—22no—
94C4⋊C4—24no—
95C4⋊C4—24no—
96C4⋊C4—42no—
97C4⋊C4C2×D414yes—
98C22⋊C4—216no—
99C22⋊C4—28no—
100C42—24no—
101C42—24no—
102C42C2×D411yescharacteristic
103C42C2×D412yes—
104C42C2411yescharacteristic
105C23—24no—
106C23—48no—
107C23—44no—
108C23#12011yescharacteristic
109Q8—24no—
110Q8—24no—
111Q8—44no—
112Q8—44no—
113Q8—82no—
114D4—44no—
115D4—44no—
116D4—44no—
117D4—48no—
118D4—82no—
119C2×C4—22no—
120C2×C4—24no—
121C2×C4—24no—
122C2×C4—44no—
123C2×C4—44no—
124C2×C4—42no—
125C2×C4—88no—
126C2×C4—82no—
127C2×C4#12011yescharacteristic
128C2×C4#12012yes—
129C2×C4#13514yes—
130C2×C4#13714yes—
131C2×C4C22×D411yescharacteristic
132C2×C4C22×D412yes—
133C8—24no—
134C8—44no—
135C22—48no—
136C22—44no—
137C22—88no—
138C22#45214yes—
139C22#45312yes—
140C22C2×#12011yescharacteristic
141C4—21no—
142C4—21no—
143C4—44no—
144C4—44no—
145C4—82no—
146C4#45214yes—
147C4C2×#13512yes—
148C4C2×#13712yes—
149C2—84no—
150C2#163014yesdirect product factor
151C2C2×#45212yes—
152C2C2×#45311yescharacteristic
subgroupG/H
center, socleC23#120
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
3. C2×#477C2semidirect
4. #1630C2direct (N × H)
6. C2×Q8⋊C8C2semidirect
20. #477C22semidirect
26. Q8⋊C8C22semidirect
150. C2#1630direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#5592
C2×#4922
C2×#4772
#16302
C2×#3312
C2×Q8⋊C82