Finite Group Databasebeta

← C2×#342 #1739

Subgroups — C2×#342 #1739

Order 128.

340 conjugacy classes of subgroups; only the 116 normal subgroups are shown.

normal subgroups only

This group has 340 conjugacy classes of subgroups — too many to draw. Only its 116 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⋊C4C211yesmaximal, characteristic
2C22×C22⋊C4C212yesmaximal
3#342C214yesmaximal, direct product factor
4C25C2211yescharacteristic
5C23×C4—22no—
6C23×C4C412yescomplemented
7C2×C22⋊C4—22no—
8C2×C22⋊C4—22no—
9C2×C22⋊C4—24no—
10C2×C22⋊C4—22no—
11C2×C22⋊C4C412yescomplemented
12C2×C22⋊C4C418yescomplemented
13C2×C22⋊C4C2212yes—
14C2×C22⋊C4C2214yes—
15C24—44no—
16C24C2×C411yescharacteristic
17C24C2×C414yes—
18C24C2×C411yescharacteristic
19C24D412yes—
20C24D412yes—
21C24D412yes—
22C24Q812yes—
23C24C2311yescharacteristic
24C22×C4—22no—
25C22×C4—28no—
26C22×C4—22no—
27C22×C4—24no—
28C22×C4—48no—
29C22×C4—44no—
30C22×C4C2×C414yescomplemented
31C22⋊C4—24no—
32C22⋊C4—28no—
33C22⋊C4—24no—
34C22⋊C4—24no—
35C22⋊C4C2×C418yescomplemented
36C23—24no—
37C23—28no—
38C23—48no—
39C23—42no—
40C23—44no—
41C23—44no—
42C23—44no—
43C23—42no—
44C23C4212yes—
45C23C4212yes—
46C23C22⋊C412yes—
47C23C22⋊C414yes—
48C23C22⋊C411yescharacteristic
49C23C22⋊C414yes—
50C23C22⋊C411yescharacteristic
51C23C4⋊C412yes—
52C23C4⋊C414yes—
53C23C4⋊C414yes—
54C23C4⋊C412yes—
55C23C22×C411yescharacteristic
56C23C22×C412yes—
57C23C2×D412yes—
58C23C2×D411yescharacteristic
59C23C2×Q811yescharacteristic
60C2×C4—24no—
61C2×C4—28no—
62C2×C4—416no—
63C2×C4—48no—
64C2×C4—44no—
65C2×C4—44no—
66C2×C4—44no—
67C22—28no—
68C22—24no—
69C22—24no—
70C22—28no—
71C22—22no—
72C22—22no—
73C22—24no—
74C22—24no—
75C22—42no—
76C22—44no—
77C22—42no—
78C22—44no—
79C22—42no—
80C22—41no—
81C22—41no—
82C22#9512yes—
83C22#9514yes—
84C22#9512yes—
85C22#9914yes—
86C22C2×C4211yescharacteristic
87C22C2×C22⋊C412yes—
88C22C2×C22⋊C411yescharacteristic
89C22C2×C4⋊C411yescharacteristic
90C22C2×C4⋊C412yes—
91C4—48no—
92C4—44no—
93C2—22no—
94C2—24no—
95C2—22no—
96C2—21no—
97C2—21no—
98C2—22no—
99C2#34214yesdirect product factor
100C2C2×#9511yescharacteristic
101C2C2×#9912yes—
subgroupG/H
center, socleC23C22⋊C4
commutatorC22C2×C42
Frattini, cosocleC24C23
prime radicalC25C22
LCSG ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C25 ◁ G
LECSG ▷ C24 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
3. #342C2direct (N × H)
6. C23×C4C4semidirect
11. C2×C22⋊C4C4semidirect
12. C2×C22⋊C4C4semidirect
30. C22×C4C2×C4semidirect
35. C22⋊C4C2×C4semidirect
99. C2#342direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C22⋊C42
#3422