Finite Group Databasebeta

← C2×#1847 #20798

Subgroups — C2×#1847 #20798

Order 256.

615 conjugacy classes of subgroups; only the 351 normal subgroups are shown.

normal subgroups only

This group has 615 conjugacy classes of subgroups — too many to draw. Only its 351 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×#107C212yesmaximal
2C22×#106C212yesmaximal
3C22×#97C211yesmaximal, characteristic
4C2×#384C211yesmaximal, characteristic
5C2×#382C211yesmaximal, characteristic
6#1847C218yesmaximal, direct product factor
7C23×C8C2212yes—
8C22×C4⋊C4—22no—
9C22×C4⋊C4C2211yescharacteristic
10C22×C4⋊C4C2212yes—
11C22×C4⋊C4C2211yescharacteristic
12C22×C42C2211yescharacteristic
13C2×#107—28no—
14C2×#107C2218yes—
15C2×#106—28no—
16C2×#106C2218yes—
17C2×#97C418yescomplemented
18C2×#97C2214yes—
19#384—22no—
20#384C2214yes—
21#382—22no—
22#382C2214yes—
23C2×#95—22no—
24C23×C4—22no—
25C23×C4—21no—
26C23×C4—21no—
27C23×C4D412yes—
28C23×C4C2311yescharacteristic
29C22×C8C2×C418yes—
30C22×C8D418yes—
31C22×C8Q818yes—
32C22×C8C2314yes—
33C2×C4⋊C4—24no—
34C2×C4⋊C4—24no—
35C2×C4⋊C4—24no—
36C2×C4⋊C4—24no—
37C2×C4⋊C4—28no—
38C2×C4⋊C4—21no—
39C2×C4⋊C4—21no—
40C2×C4⋊C4—22no—
41C2×C4⋊C4—48no—
42C2×C4⋊C4C2312yes—
43C2×C4⋊C4C2312yes—
44C2×C4⋊C4C2314yes—
45C2×C42C2×C414yes—
46C2×C42D412yes—
47C2×C42Q814yes—
48C2×C42C2312yes—
49#107—216no—
50#106—216no—
51#97C2×C4116yescomplemented
52#95—28no—
53C24C2×D411yescharacteristic
54C22×C4—24no—
55C22×C4—24no—
56C22×C4—22no—
57C22×C4—22no—
58C22×C4—24no—
59C22×C4—44no—
60C22×C4—42no—
61C22×C4—42no—
62C22×C4—48no—
63C22×C4—44no—
64C22×C4—44no—
65C22×C4C4⋊C418yes—
66C22×C4C22×C412yes—
67C22×C4C2×D414yes—
68C22×C4C2×D411yescharacteristic
69C22×C4C2×D414yes—
70C22×C4C2×Q814yes—
71C22×C4C2×Q812yes—
72C22×C4C2411yescharacteristic
73C2×C8C4⋊C4132yescomplemented
74C2×C8C22×C418yes—
75C2×C8C2×D418yes—
76C2×C8C2×Q818yes—
77C4⋊C4—24no—
78C4⋊C4—24no—
79C4⋊C4—24no—
80C4⋊C4—24no—
81C4⋊C4—416no—
82C4⋊C4—42no—
83C4⋊C4—44no—
84C4⋊C4—42no—
85C42C4⋊C418yes—
86C42C22×C414yes—
87C42C2×Q814yes—
88C23C2×C4⋊C412yes—
89C23#12712yes—
90C23C4⋊Q812yes—
91C23AGL(1,ℤ/8)14yes—
92C23#13714yes—
93C23C22×D411yescharacteristic
94C2×C4—24no—
95C2×C4—24no—
96C2×C4—216no—
97C2×C4—44no—
98C2×C4—42no—
99C2×C4—42no—
100C2×C4—48no—
101C2×C4—44no—
102C2×C4—44no—
103C2×C4—88no—
104C2×C4—84no—
105C2×C4—84no—
106C2×C4C2×C4⋊C418yes—
107C2×C4C2×C4⋊C418yes—
108C2×C4C2×C4⋊C412yes—
109C2×C4#12712yes—
110C2×C4C4⋊Q818yes—
111C2×C4C4⋊Q812yes—
112C2×C4C23×C411yescharacteristic
113C2×C4C22×D412yes—
114C2×C4C22×Q812yes—
115C2×C4C22×Q811yescharacteristic
116C8C2×C4⋊C4116yescomplemented
117C22#38414yes—
118C22#42818yes—
119C22#49614yes—
120C22#49714yes—
121C22#50118yes—
122C22C22×C4⋊C411yescharacteristic
123C22C2×#12711yescharacteristic
124C22C2×C4⋊Q811yescharacteristic
125C22C2×AGL(1,ℤ/8)12yes—
126C22C2×#13712yes—
127C4—28no—
128C4—84no—
129C4—82no—
130C4—82no—
131C4#38414yes—
132C4C22×C4⋊C412yes—
133C4C2×C4⋊Q812yes—
134C2#184718yesdirect product factor
135C2C2×#38411yescharacteristic
136C2C2×#42812yes—
137C2C2×#49611yescharacteristic
138C2C2×#49711yescharacteristic
139C2C2×#50112yes—
subgroupG/H
center, socle, prime radicalC24C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C24 ◁ C22×C42 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
6. #1847C2direct (N × H)
17. C2×#97C4semidirect
51. #97C2×C4semidirect
73. C2×C8C4⋊C4semidirect
116. C8C2×C4⋊C4semidirect
134. C2#1847direct (N × H)

Maximal subgroups

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

subgroupindex
C22×#1072
C22×#1062
C22×#972
C2×#3842
C2×#3822
#18472