Finite Group Databasebeta

← C22×C4×Dic278 #31819579

Subgroups — C22×C4×Dic278 #31819579

Order 17792.

1664 conjugacy classes of subgroups; only the 981 normal subgroups are shown.

normal subgroups only

This group has 1664 conjugacy classes of subgroups — too many to draw. Only its 981 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
1C23×Dic278C211yesmaximal, characteristic
2C2×C4×Dic278C2124yesmaximal, direct product factor
3C22×C4⋊Dic139C211yesmaximal, characteristic
4C22×Dic139⋊C4C212yesmaximal
5C22×C4×Dic139C212yesmaximal
6C22×C42×C139C211yesmaximal, characteristic
7C22×Dic278C4116yesdirect product factor
8C22×Dic278C22112yes—
9C23×Dic139C2212yes—
10C23×Dic139C2212yes—
11C4×Dic278C22164yesdirect product factor
12C2×C4⋊Dic139C22112yes—
13C2×Dic139⋊C4C22124yes—
14C2×C4×Dic139C22124yes—
15C23×C4×C139C2211yescharacteristic
16C23×C4×C139C2211yescharacteristic
17C23×C4×C139C2211yescharacteristic
18C2×C42×C139C22112yes—
19C2×Dic278C2×C4196yesdirect product factor
20C2×Dic278C23116yes—
21C22×Dic139—28no—
22C22×Dic139C2×C4116yes—
23C22×Dic139C23112yes—
24C22×Dic139C23112yes—
25C4⋊Dic139C23116yes—
26Dic139⋊C4C23132yes—
27C4×Dic139C23132yes—
28C24×C139C2311yescharacteristic
29C22×C4×C139—24no—
30C22×C4×C139C2×C418yes—
31C22×C4×C139Q818yescomplemented
32C22×C4×C139C2316yes—
33C22×C4×C139C2316yes—
34C22×C4×C139C2316yes—
35C42×C139C23116yes—
36Dic278C22×C4164yesdirect product factor
37C2×Dic139—224no—
38C2×Dic139C22×C4148yes—
39C2×Dic139C2418yes—
40C2×Dic139C2418yes—
41C23×C139C22×C414yes—
42C23×C139C2×Q814yes—
43C23×C139#4114yes—
44C23×C139C2413yes—
45C2×C4×C139—212no—
46C2×C4×C139C22×C4124yes—
47C2×C4×C139C2×Q8124yescomplemented
48C2×C4×C139C2414yes—
49C2×C4×C139C2414yes—
50C2×C4×C139C2414yes—
51C22×C139C4×Q8116yescomplemented
52C22×C139C23×C416yes—
53C22×C139C22×Q816yes—
54C22×C139C2×#4116yes—
55C22×C139C2511yescharacteristic
56C4×C139—24no—
57C4×C139C23×C418yes—
58C4×C139C22×Q818yescomplemented
59Dic139—28no—
60Dic139C23×C4116yes—
61C2×C139C2×C4×Q8112yescomplemented
62C2×C139C24×C411yescharacteristic
63C2×C139C23×Q811yescharacteristic
64C2×C139C22×#4111yescharacteristic
65C139C22×C4×Q811yescharacteristic, complemented, Sylow
66C22×C4×Q8—1391nomaximal, Sylow
67C23×Q8—1391no—
68C2×C4×Q8—13924no—
69C22×C4⋊C4—1392no—
70C22×C4⋊C4—1391no—
71C22×C42—1392no—
72C22×C42D13911yescharacteristic
73C22×Q8—13916no—
74C22×Q8—13912no—
75C23×C4—1392no—
76C23×C4—1392no—
77C23×C4C2×D13911yescharacteristic
78C23×C4C2×D13911yescharacteristic
79C23×C4C2×D13911yescharacteristic
80C4×Q8—13964no—
81C2×C4⋊C4—13924no—
82C2×C4⋊C4—13912no—
83C2×C42—13924no—
84C2×C42C2×D139112yes—
85C24C22×D13911yescharacteristic
86C2×Q8—13996no—
87C2×Q8—13916no—
88C22×C4—24no—
89C22×C4—2788no—
90C22×C4—13912no—
91C22×C4—13916no—
92C22×C4—13912no—
93C22×C4C4×D13918yes—
94C22×C4Dic27818yesdirect product factor
95C22×C4C22×D13916yes—
96C22×C4C22×D13916yes—
97C22×C4C22×D13916yes—
98C4⋊C4—13932no—
99C4⋊C4—13916no—
100C42—13932no—
101C42C22×D139116yes—
102C23C2×C4×D13914yes—
103C23C2×Dic27814yes—
104C23#1455578514yes—
105C23C23×D13913yes—
106Q8—13964no—
107C2×C4—212no—
108C2×C4—27824no—
109C2×C4—1398no—
110C2×C4—13948no—
111C2×C4—1398no—
112C2×C4C2×C4×D139124yes—
113C2×C4C2×Dic278124yesdirect product factor
114C2×C4C23×D13914yes—
115C2×C4C23×D13914yes—
116C2×C4C23×D13914yes—
117C22C4×Dic278116yesdirect product factor
118C22C22×C4×D13916yes—
119C22C22×Dic27816yes—
120C22C2×#1455578516yes—
121C22C24×D13911yescharacteristic
122C4—24no—
123C4—2788no—
124C4—13916no—
125C4C22×C4×D13918yes—
126C4C22×Dic27818yesdirect product factor
127C2C2×C4×Dic278112yesdirect product factor
128C2C23×C4×D13911yescharacteristic
129C2C23×Dic27811yescharacteristic
130C2C22×#1455578511yescharacteristic
subgroupG/H
centerC23×C4C2×D139
commutatorC2×C139C24×C4
FrattiniC22C24×D139
FittingC22×C42×C139C2
socle, prime radicalC24×C139C23
cosocleC22×C139C25
hypercenterC22×C42D139
hypocenterC139C22×C4×Q8
LCSG ▷ C2×C139 ▷ C139
UCSC1 ◁ C23×C4 ◁ C22×C42

Complements

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

NH ≅ G/Ntype
2. C2×C4×Dic278C2direct (N × H)
7. C22×Dic278C4direct (N × H)
11. C4×Dic278C22direct (N × H)
19. C2×Dic278C2×C4direct (N × H)
31. C22×C4×C139Q8semidirect
36. Dic278C22×C4direct (N × H)
47. C2×C4×C139C2×Q8semidirect
51. C22×C139C4×Q8semidirect
58. C4×C139C22×Q8semidirect
61. C2×C139C2×C4×Q8semidirect
65. C139C22×C4×Q8semidirect
94. C22×C4Dic278direct (N × H)
113. C2×C4C2×Dic278direct (N × H)
117. C22C4×Dic278direct (N × H)
126. C4C22×Dic278direct (N × H)
127. C2C2×C4×Dic278direct (N × H)

Maximal subgroups

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

subgroupindex
C23×Dic2782
C2×C4×Dic2782
C22×C4⋊Dic1392
C22×Dic139⋊C42
C22×C4×Dic1392
C22×C42×C1392
C22×C4×Q8139