Finite Group Databasebeta

← C2×C4×Dic556 #31815170

Subgroups — C2×C4×Dic556 #31815170

Order 17792.

488 conjugacy classes of subgroups; only the 221 normal subgroups are shown.

normal subgroups only

This group has 488 conjugacy classes of subgroups — too many to draw. Only its 221 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×Dic556C211yesmaximal, characteristic
2C2×C4×Dic278C212yesmaximal
3C4×Dic556C218yesmaximal, direct product factor
4C2×#17984776C211yesmaximal, characteristic
5C2×#17984767C212yesmaximal
6C2×C4×C8×C139C211yesmaximal, characteristic
7C22×Dic278C2212yes—
8C2×Dic556C418yesdirect product factor
9C2×Dic556C2214yes—
10C4×Dic278—24no—
11C4×Dic278C2218yes—
12C2×C4⋊Dic139C2212yes—
13C2×Dic139⋊C4—22no—
14C2×C4×Dic139—22no—
15#17984776C2214yes—
16#17984767C2218yes—
17C22×C8×C139C2211yescharacteristic
18C22×C8×C139C2211yescharacteristic
19C2×C42×C139C2211yescharacteristic
20C4×C8×C139C2214yes—
21C2×Dic278—22no—
22C2×Dic278—24no—
23C2×Dic278C2×C418yes—
24C2×Dic278C2314yes—
25C22×Dic139—22no—
26C22×Dic139—22no—
27Dic556C2×C4116yesdirect product factor
28C4⋊Dic139—22no—
29C4⋊Dic139C2314yes—
30Dic139⋊C4—28no—
31C4×Dic139—28no—
32C22×C4×C139D411yescharacteristic
33C22×C4×C139D411yescharacteristic
34C22×C4×C139C2311yescharacteristic
35C2×C8×C139—22no—
36C2×C8×C139C2×C414yes—
37C2×C8×C139C2312yes—
38C2×C8×C139C2312yes—
39C42×C139D412yes—
40C42×C139C2312yes—
41Dic278—28no—
42Dic278—24no—
43Dic278C22×C418yes—
44C2×Dic139—28no—
45C2×Dic139—24no—
46C2×Dic139—24no—
47C2×Dic139—44no—
48C23×C139C2×D411yescharacteristic
49C2×C4×C139—22no—
50C2×C4×C139Q1614yescomplemented
51C2×C4×C139C22×C412yes—
52C2×C4×C139C2×D412yes—
53C2×C4×C139C2×D411yescharacteristic
54C2×C4×C139C2×D412yes—
55C2×C4×C139#4112yes—
56C2×C4×C139C2411yescharacteristic
57C8×C139—22no—
58C8×C139C22×C414yes—
59C22×C139C4×D412yes—
60C22×C139C2×Q1612yes—
61C22×C139#13512yes—
62C22×C139C22×D411yescharacteristic
63C4×C139—22no—
64C4×C139C4×D412yes—
65C4×C139C2×Q1614yescomplemented
66C4×C139C23×C411yescharacteristic
67C4×C139C2×#4111yescharacteristic
68Dic139—28no—
69Dic139—44no—
70C2×C139C4×Q1614yescomplemented
71C2×C139C2×C4×D411yescharacteristic
72C2×C139C22×Q1611yescharacteristic
73C2×C139C2×#13511yescharacteristic
74C139C2×C4×Q1611yescharacteristic, complemented, Sylow
75C2×C4×Q16—1391nomaximal, Sylow
76C22×Q16—1391no—
77C2×C4×Q8—1392no—
78C4×Q16—1398no—
79C2×#107—1391no—
80C2×#103—1392no—
81C2×C4×C8D13911yescharacteristic
82C22×Q8—1392no—
83C2×Q16—1398no—
84C2×Q16—1394no—
85C22×C8C2×D13911yescharacteristic
86C22×C8C2×D13911yescharacteristic
87C4×Q8—2784no—
88C4×Q8—1398no—
89C2×C4⋊C4—2782no—
90C2×C4⋊C4—1392no—
91C2×C42—2782no—
92C2×C42C2×D13911yescharacteristic
93#107—1394no—
94#103—1398no—
95C4×C8C2×D13914yes—
96C2×Q8—2782no—
97C2×Q8—2784no—
98C2×Q8—1398no—
99C2×Q8—1394no—
100C22×C4—2782no—
101C22×C4—2782no—
102C22×C4D55611yescharacteristic
103C22×C4D55611yescharacteristic
104C22×C4C22×D13911yescharacteristic
105Q16—13916no—
106C2×C8—22no—
107C2×C8C4×D13914yes—
108C2×C8C22×D13912yes—
109C2×C8C22×D13912yes—
110C4⋊C4—2788no—
111C4⋊C4—2782no—
112C4⋊C4—1394no—
113C42—2788no—
114C42D55612yes—
115C42C22×D13912yes—
116C23C2×D55611yescharacteristic
117Q8—2788no—
118Q8—2784no—
119Q8—1398no—
120C2×C4—22no—
121C2×C4—2788no—
122C2×C4—2784no—
123C2×C4—2784no—
124C2×C4—5564no—
125C2×C4Dic55614yesdirect product factor
126C2×C4C2×C4×D13912yes—
127C2×C4C2×D55612yes—
128C2×C4C2×D55611yescharacteristic
129C2×C4C2×D55612yes—
130C2×C4#1455578512yes—
131C2×C4C23×D13911yescharacteristic
132C8—22no—
133C8C2×C4×D13914yes—
134C22C4×D55612yes—
135C22C2×Dic55612yes—
136C22#1798486412yes—
137C22C22×D55611yescharacteristic
138C4—22no—
139C4—2788no—
140C4—5564no—
141C4C4×D55612yes—
142C4C2×Dic55614yesdirect product factor
143C4C22×C4×D13911yescharacteristic
144C4C2×#1455578511yescharacteristic
145C2C4×Dic55614yesdirect product factor
146C2C2×C4×D55611yescharacteristic
147C2C22×Dic55611yescharacteristic
148C2C2×#1798486411yescharacteristic
subgroupG/H
centerC22×C4D556
commutatorC4×C139C23×C4
FrattiniC2×C4C23×D139
FittingC2×C4×C8×C139C2
socle, prime radicalC23×C139C2×D4
cosocleC2×C4×C139C24
hypercenterC2×C4×C8D139
hypocenterC139C2×C4×Q16
LCSG ▷ C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C22×C4 ◁ C2×C42 ◁ C2×C4×C8

Complements

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

NH ≅ G/Ntype
3. C4×Dic556C2direct (N × H)
8. C2×Dic556C4direct (N × H)
27. Dic556C2×C4direct (N × H)
50. C2×C4×C139Q16semidirect
65. C4×C139C2×Q16semidirect
70. C2×C139C4×Q16semidirect
74. C139C2×C4×Q16semidirect
125. C2×C4Dic556direct (N × H)
142. C4C2×Dic556direct (N × H)
145. C2C4×Dic556direct (N × H)

Maximal subgroups

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

subgroupindex
C22×Dic5562
C2×C4×Dic2782
C4×Dic5562
C2×#179847762
C2×#179847672
C2×C4×C8×C1392
C2×C4×Q16139