Finite Group Databasebeta

← C2×#2017 #23433

Subgroups — C2×#2017 #23433

Order 256.

969 conjugacy classes of subgroups; only the 183 normal subgroups are shown.

normal subgroups only

This group has 969 conjugacy classes of subgroups — too many to draw. Only its 183 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
1C2×#575C213yesmaximal, complemented
2C2×#408C213yesmaximal, complemented
3#2017C218yesmaximal, direct product factor
4C2×#338C211yesmaximal, characteristic, complemented
5C22×#41C2213yes—
6#575—212no—
7#575—26no—
8#575C22112yescomplemented
9C2×#137—26no—
10C2×AGL(1,ℤ/8)—26no—
11C2×#135—26no—
12C22×M16C2213yes—
13C23×C8C2211yescharacteristic
14#408—26no—
15#408C22112yescomplemented
16C2×C22⋊C8—26no—
17#338C2214yescomplemented
18C2×#41—23no—
19C2×#41—23no—
20C2×#41—26no—
21C2×#41—26no—
22C2×#41—26no—
23C2×#41—26no—
24C2×#41D416yes—
25C2×#41C2316yes—
26C22×Q8D413yes—
27C22×D4—23no—
28C22×D4D413yes—
29C23×C4—23no—
30C23×C4C2311yescharacteristic
31#137—224no—
32#137—224no—
33AGL(1,ℤ/8)—224no—
34AGL(1,ℤ/8)—224no—
35#135—224no—
36#135—224no—
37C2×Q16—26no—
38C2×SD16—212no—
39C2×D8—26no—
40C2×M16—26no—
41C2×M16—26no—
42C2×M16D416yes—
43C2×M16C2316yes—
44C22×C8—23no—
45C22×C8—23no—
46C22×C8D416yes—
47C22×C8C2312yes—
48C22⋊C8—224no—
49C24—23no—
50C24#4111yescharacteristic
51#41—212no—
52#41—212no—
53#41—212no—
54#41—212no—
55#41—46no—
56#41—46no—
57#41—46no—
58#41—46no—
59C2×Q8—23no—
60C2×Q8—26no—
61C2×Q8—26no—
62C2×Q8C2×D416yes—
63C2×D4—26no—
64C2×D4—26no—
65C2×D4—26no—
66C2×D4—26no—
67C2×D4—23no—
68C2×D4—46no—
69C2×D4—46no—
70C2×D4C2×D416yes—
71C22×C4—23no—
72C22×C4—26no—
73C22×C4—26no—
74C22×C4—43no—
75C22×C4—43no—
76C22×C4—43no—
77C22×C4—43no—
78C22×C4C2×D413yes—
79C22×C4C2×D413yes—
80C22×C4C2×D413yes—
81C22×C4C2×D413yes—
82C22×C4#4111yescharacteristic
83C22×C4C2411yescharacteristic
84Q16—224no—
85SD16—248no—
86D8—224no—
87M16—212no—
88M16—212no—
89C2×C8—26no—
90C2×C8—26no—
91C2×C8—26no—
92C2×C8—43no—
93C2×C8—41no—
94C2×C8C2×D4112yes—
95C23—26no—
96C23—42no—
97C23—412no—
98C23—43no—
99C23—43no—
100C23#12113yes—
101C23#12113yes—
102C23C2×#4111yescharacteristic
103Q8—212no—
104Q8—46no—
105D4—212no—
106D4—412no—
107D4—412no—
108D4—46no—
109C2×C4—26no—
110C2×C4—43no—
111C2×C4—43no—
112C2×C4—46no—
113C2×C4—46no—
114C2×C4—46no—
115C2×C4—46no—
116C2×C4#12013yes—
117C2×C4#12013yes—
118C2×C4#12016yes—
119C2×C4#12113yes—
120C2×C4#12113yes—
121C2×C4#12713yes—
122C2×C4#12711yescharacteristic
123C2×C4C22×D413yes—
124C2×C4C22×D413yes—
125C8—212no—
126C8—42no—
127C22—26no—
128C22—43no—
129C22—41no—
130C22—412no—
131C22—46no—
132C22—86no—
133C22—86no—
134C22#39213yes—
135C22#39211yescharacteristic
136C22C2×#12113yes—
137C4—46no—
138C4#39211yescharacteristic
139C4#39213yes—
140C4C2×#12013yes—
141C4C2×#12711yescharacteristic
142C2—23no—
143C2—23no—
144C2—86no—
145C2#201712yesdirect product factor
146C2C2×#39211yescharacteristic
subgroupG/H
centerC2×C4#127
commutator, Frattini, cosocleC22×C4C24
socleC22#392
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C23×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C2×#575C2semidirect
2. C2×#408C2semidirect
3. #2017C2direct (N × H)
4. C2×#338C2semidirect
8. #575C22semidirect
15. #408C22semidirect
17. #338C22semidirect
145. C2#2017direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#5752
C2×#4082
#20172
C2×#3382