Finite Group Databasebeta

← C2×#1985 #21299

Subgroups — C2×#1985 #21299

Order 256.

719 conjugacy classes of subgroups; only the 303 normal subgroups are shown.

normal subgroups only

This group has 719 conjugacy classes of subgroups — too many to draw. Only its 303 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
1C22×C4×Q8C211yesmaximal, characteristic
2C22×C4⋊C8C211yesmaximal, characteristic
3C22×#97C211yesmaximal, characteristic
4#1985C218yesmaximal, direct product factor
5C2×#336C214yesmaximal
6C23×Q8C411yescharacteristic
7C23×C8C2212yes—
8C23×C8C2212yes—
9C2×C4×Q8—24no—
10C2×C4×Q8—24no—
11C2×C4×Q8C414yes—
12C2×C4×Q8C2214yes—
13C22×C4⋊C4C411yescharacteristic
14C22×C4⋊C4C412yes—
15C22×C42C2212yes—
16C22×C42C2211yescharacteristic
17C2×C4⋊C8—24no—
18C2×C4⋊C8C2214yes—
19C2×#97—24no—
20C2×#97C2214yes—
21#336C22116yes—
22C22×Q8—24no—
23C22×Q8—28no—
24C22×Q8C2×C414yes—
25C23×C4C2×C412yes—
26C23×C4C2×C411yescharacteristic
27C23×C4C2×C411yescharacteristic
28C23×C4C2×C412yes—
29C23×C4C2311yescharacteristic
30C22×C8—24no—
31C22×C8—24no—
32C22×C8—24no—
33C22×C8—28no—
34C22×C8Q818yescomplemented
35C22×C8C2314yes—
36C22×C8C2314yes—
37C4×Q8—216no—
38C4×Q8—28no—
39C4×Q8—28no—
40C2×C4⋊C4—28no—
41C2×C4⋊C4—24no—
42C2×C4⋊C4C2×C414yes—
43C2×C4⋊C4C2×C418yes—
44C2×C42—24no—
45C2×C42—24no—
46C2×C42C2×C414yes—
47C2×C42C2×C412yes—
48C2×C42D414yes—
49C2×C42D414yes—
50C2×C42C2314yes—
51C2×C42C2312yes—
52C4⋊C8—28no—
53#97—28no—
54C24C22×C411yescharacteristic
55C2×Q8—232no—
56C2×Q8—28no—
57C2×Q8—216no—
58C22×C4—24no—
59C22×C4—24no—
60C22×C4—24no—
61C22×C4—24no—
62C22×C4—24no—
63C22×C4—28no—
64C22×C4C22⋊C414yes—
65C22×C4C22⋊C414yes—
66C22×C4M1618yes—
67C22×C4C22×C414yes—
68C22×C4C22×C412yes—
69C22×C4C22×C412yes—
70C22×C4C22×C414yes—
71C22×C4C22×C411yescharacteristic
72C22×C4C2×D412yes—
73C22×C4C2×D412yes—
74C22×C4C2×Q814yes—
75C22×C4#4114yes—
76C22×C4C2411yescharacteristic
77C2×C8—216no—
78C2×C8—24no—
79C2×C8—24no—
80C2×C8—24no—
81C2×C8—28no—
82C2×C8—48no—
83C2×C8C2×Q818yescomplemented
84C4⋊C4—216no—
85C4⋊C4—28no—
86C42—28no—
87C42—24no—
88C42—24no—
89C42C22⋊C418yes—
90C42C2×D414yes—
91C42C2×D414yes—
92C23C2×C22⋊C412yes—
93C23C4×Q814yes—
94C23C2×M1614yes—
95C23#13114yes—
96C23C23×C411yescharacteristic
97Q8—232no—
98C2×C4—24no—
99C2×C4—24no—
100C2×C4—24no—
101C2×C4—24no—
102C2×C4—28no—
103C2×C4—216no—
104C2×C4—28no—
105C2×C4—24no—
106C2×C4—28no—
107C2×C4—48no—
108C2×C4C2×C22⋊C414yes—
109C2×C4C2×C22⋊C414yes—
110C2×C4C2×C22⋊C412yes—
111C2×C4C4×Q814yes—
112C2×C4C22⋊Q818yes—
113C2×C4#12414yes—
114C2×C4C4⋊Q814yes—
115C2×C4C2×M1618yes—
116C2×C4C22×D411yescharacteristic
117C2×C4C22×D411yescharacteristic
118C2×C4C22×Q812yes—
119C2×C4C2×#4112yes—
120C8—28no—
121C8—44no—
122C22#39114yes—
123C22#40714yes—
124C22#40814yes—
125C22#446116yes—
126C22C22×C22⋊C411yescharacteristic
127C22C2×C4×Q812yes—
128C22C22×M1612yes—
129C22C2×#13112yes—
130C4—24no—
131C4—28no—
132C4—24no—
133C4—44no—
134C4#39114yes—
135C4C2×C22⋊Q812yes—
136C4C2×#12411yescharacteristic
137C4C2×C4⋊Q811yescharacteristic
138C2#198518yesdirect product factor
139C2C2×#39111yescharacteristic
140C2C2×#40711yescharacteristic
141C2C2×#40811yescharacteristic
142C2C2×#44614yes—
subgroupG/H
centerC23×C4C23
commutatorC23C23×C4
Frattini, cosocleC22×C4C24
socle, prime radicalC24C22×C4
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
4. #1985C2direct (N × H)
34. C22×C8Q8semidirect
83. C2×C8C2×Q8semidirect
138. C2#1985direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C4×Q82
C22×C4⋊C82
C22×#972
#19852
C2×#3362