Finite Group Databasebeta

← C2×#539 #3451

Subgroups — C2×#539 #3451

Order 128.

572 conjugacy classes of subgroups; only the 396 normal subgroups are shown.

normal subgroups only

This group has 572 conjugacy classes of subgroups — too many to draw. Only its 396 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
1#539C2116yesmaximal, direct product factor
2C2×#126C212yesmaximal, complemented
3C2×#125C212yesmaximal, complemented
4C2×#123C212yesmaximal, complemented
5C2×#123C212yesmaximal, complemented
6C2×C22⋊Q8C211yesmaximal, characteristic, complemented
7C2×C22⋊Q8C212yesmaximal, complemented
8C2×#121C211yesmaximal, characteristic
9C2×C4×D4C212yesmaximal, complemented
10C22×C4⋊C4C211yesmaximal, characteristic, complemented
11C22×Q8C2211yescharacteristic
12C22×D4C2212yes—
13C22×D4C2211yescharacteristic
14C23×C4C2211yescharacteristic
15C23×C4C2211yescharacteristic
16C23×C4C2211yescharacteristic
17C23×C4C2212yes—
18#126C22116yescomplemented
19#125C22116yescomplemented
20#123C22116yescomplemented
21#123C22116yescomplemented
22C22⋊Q8C2218yescomplemented
23C22⋊Q8C22116yescomplemented
24#121C2218yes—
25C4×D4C22116yescomplemented
26C2×C4⋊C4C2212yes—
27C2×C4⋊C4C2212yes—
28C2×C4⋊C4C2212yes—
29C2×C4⋊C4C2211yescharacteristic
30C2×C4⋊C4C2212yes—
31C2×C4⋊C4C2212yes—
32C2×C4⋊C4C2211yescharacteristic
33C2×C4⋊C4C2212yes—
34C2×C4⋊C4C2218yescomplemented
35C2×C22⋊C4C2212yes—
36C2×C22⋊C4C2212yes—
37C2×C22⋊C4C2212yes—
38C2×C22⋊C4C2212yes—
39C2×C22⋊C4C2212yes—
40C2×C42C2212yes—
41C24C2312yes—
42C24C2311yescharacteristic
43C2×Q8—42no—
44C2×Q8C2314yes—
45C2×D4—28no—
46C2×D4—42no—
47C2×D4C2318yes—
48C2×D4C2314yes—
49C22×C4—24no—
50C22×C4—42no—
51C22×C4—44no—
52C22×C4—42no—
53C22×C4C2314yes—
54C22×C4C2312yes—
55C22×C4C2312yes—
56C22×C4C2312yes—
57C22×C4C2312yes—
58C22×C4C2312yes—
59C22×C4C2311yescharacteristic
60C22×C4C2311yescharacteristic
61C22×C4C2314yes—
62C22×C4C2314yes—
63C22×C4C2318yes—
64C4⋊C4C2318yes—
65C4⋊C4C2318yes—
66C4⋊C4C2318yes—
67C4⋊C4C2314yes—
68C4⋊C4C2318yes—
69C4⋊C4C2318yes—
70C4⋊C4C2314yes—
71C4⋊C4C2318yes—
72C22⋊C4C2318yes—
73C22⋊C4C2318yes—
74C22⋊C4C2318yes—
75C22⋊C4C2318yes—
76C22⋊C4C2318yes—
77C42C2318yes—
78C23—22no—
79C23—22no—
80C23—24no—
81C23—24no—
82C23—24no—
83C23#4114yes—
84C23C2414yes—
85C23C2412yes—
86C23C2411yescharacteristic
87Q8—44no—
88D4—216no—
89D4—44no—
90C2×C4—28no—
91C2×C4—24no—
92C2×C4—24no—
93C2×C4—24no—
94C2×C4—22no—
95C2×C4—24no—
96C2×C4—22no—
97C2×C4—24no—
98C2×C4—44no—
99C2×C4—48no—
100C2×C4—44no—
101C2×C4C2414yes—
102C2×C4C2414yes—
103C2×C4C2414yes—
104C2×C4C2414yes—
105C2×C4C2414yes—
106C2×C4C2412yes—
107C2×C4C2412yes—
108C22—28no—
109C22—22no—
110C22—22no—
111C22—24no—
112C22—24no—
113C22—24no—
114C22—48no—
115C22C2×#4114yes—
116C22C2×#4112yes—
117C22H(5,𝔽2)12yes—
118C222−1+412yes—
119C22C2511yescharacteristic
120C4—24no—
121C4—24no—
122C4—24no—
123C4—22no—
124C4—24no—
125C4—22no—
126C4—24no—
127C2—24no—
128C2—44no—
129C2#53914yesdirect product factor
130C2C22×#4111yescharacteristic
131C2C2×H(5,𝔽2)11yescharacteristic
132C2C2×2−1+411yescharacteristic
subgroupG/H
center, socleC23C24
commutator, Frattini, cosocleC22C25
prime radicalC2×#121C2
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ G
LECSG ▷ C22 ▷ C1

Complements

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

NH ≅ G/Ntype
1. #539C2direct (N × H)
2. C2×#126C2semidirect
3. C2×#125C2semidirect
4. C2×#123C2semidirect
5. C2×#123C2semidirect
6. C2×C22⋊Q8C2semidirect
7. C2×C22⋊Q8C2semidirect
9. C2×C4×D4C2semidirect
10. C22×C4⋊C4C2semidirect
18. #126C22semidirect
19. #125C22semidirect
20. #123C22semidirect
21. #123C22semidirect
22. C22⋊Q8C22semidirect
23. C22⋊Q8C22semidirect
25. C4×D4C22semidirect
34. C2×C4⋊C4C22semidirect
129. C2#539direct (N × H)

Maximal subgroups

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

subgroupindex
#5392
C2×#1262
C2×#1252
C2×#1232
C2×C22⋊Q82
C2×#1212
C2×C4×D42
C22×C4⋊C42