Finite Group Databasebeta

← #20523

Subgroups — #20523

Order 256.

725 conjugacy classes of subgroups; only the 399 normal subgroups are shown.

normal subgroups only

This group has 725 conjugacy classes of subgroups — too many to draw. Only its 399 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×C22⋊C8C212yesmaximal
2C2×C4×C22⋊C4C211yesmaximal, characteristic
3C8×C22⋊C4C218yesmaximal, complemented
4C4×C22⋊C8C214yesmaximal, complemented
5C24×C4C2211yescharacteristic
6C23×C8C2214yes—
7C22×C22⋊C4C412yes—
8C22×C42C2212yes—
9C2×C22⋊C8C4116yescomplemented
10C2×C22⋊C8C2214yes—
11C2×C22⋊C8C2214yes—
12C2×C4×C8C2218yescomplemented
13C4×C22⋊C4C414yes—
14C4×C22⋊C4C2214yes—
15C2×#95C412yes—
16#336C2218yescomplemented
17C25C2×C411yescharacteristic
18C23×C4—44no—
19C23×C4C2×C411yescharacteristic
20C23×C4C2×C412yes—
21C23×C4C2×C418yes—
22C23×C4C2×C414yes—
23C23×C4C2312yes—
24C23×C4C2311yescharacteristic
25C22×C8—48no—
26C22×C8C2×C4116yescomplemented
27C22×C8C2318yes—
28C2×C22⋊C4C8116yescomplemented
29C2×C22⋊C4C2×C418yes—
30C2×C42—44no—
31C2×C42C2×C414yes—
32C2×C42C2314yes—
33C22⋊C8C2×C4116yes—
34C22⋊C8C2×C4116yescomplemented
35C4×C8—48no—
36#95C2×C418yes—
37C24—42no—
38C24—42no—
39C24C4214yes—
40C24C2×C818yes—
41C24C22×C412yes—
42C24C22×C411yescharacteristic
43C22×C4—24no—
44C22×C4—28no—
45C22×C4—416no—
46C22×C4—44no—
47C22×C4—44no—
48C22×C4—42no—
49C22×C4—44no—
50C22×C4C4214yes—
51C22×C4C4218yes—
52C22×C4C2×C8116yescomplemented
53C22×C4C22×C412yes—
54C22×C4C22×C411yescharacteristic
55C22×C4C22×C414yes—
56C22×C4C22×C414yes—
57C22×C4C22×C414yes—
58C22×C4C22×C418yes—
59C22×C4C2411yescharacteristic
60C2×C8—216no—
61C2×C8—416no—
62C2×C8C22×C4116yes—
63C22⋊C4C2×C8132yescomplemented
64C42—28no—
65C42—44no—
66C23—22no—
67C23—24no—
68C23—22no—
69C23—24no—
70C23—44no—
71C23—44no—
72C23—416no—
73C23C4×C8116yescomplemented
74C23C2×C4212yes—
75C23C2×C4214yes—
76C23C22×C818yes—
77C23C22×C814yes—
78C23C23×C411yescharacteristic
79C2×C4—28no—
80C2×C4—22no—
81C2×C4—24no—
82C2×C4—28no—
83C2×C4—28no—
84C2×C4—28no—
85C2×C4—28no—
86C2×C4—48no—
87C2×C4—44no—
88C2×C4—416no—
89C2×C4C2×C4214yes—
90C2×C4C2×C4212yes—
91C2×C4C22×C8116yes—
92C2×C4C23×C412yes—
93C2×C4H(5,𝔽2)14yes—
94C8—216no—
95C22—22no—
96C22—24no—
97C22—28no—
98C22—216no—
99C22—24no—
100C22—22no—
101C22—416no—
102C22C2×C4×C818yes—
103C22C2×C4×C814yes—
104C22C22×C4211yescharacteristic
105C22#51812yes—
106C22C23×C812yes—
107C22#56812yes—
108C4—216no—
109C4—22no—
110C4—24no—
111C4#51814yes—
112C2—24no—
113C2—28no—
114C2#227311yescharacteristic
115C2C22×C4×C811yescharacteristic
116C2#287311yescharacteristic
117C2#297214yes—
subgroupG/H
center, Frattini, cosocleC22×C4C24
commutatorC2C22×C4×C8
socleC23C23×C4
prime radicalC25C2×C4
LCSG ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
3. C8×C22⋊C4C2semidirect
4. C4×C22⋊C8C2semidirect
9. C2×C22⋊C8C4semidirect
12. C2×C4×C8C22semidirect
16. #336C22semidirect
26. C22×C8C2×C4semidirect
28. C2×C22⋊C4C8semidirect
34. C22⋊C8C2×C4semidirect
52. C22×C4C2×C8semidirect
63. C22⋊C4C2×C8semidirect
73. C23C4×C8semidirect

Maximal subgroups

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

subgroupindex
C22×C22⋊C82
C2×C4×C22⋊C42
C8×C22⋊C42
C4×C22⋊C82