Finite Group Databasebeta

← D257⋊#99 #30657714

Subgroups — D257⋊#99 #30657714

Order 16448.

210 conjugacy classes of subgroups; only the 50 normal subgroups are shown.

normal subgroups only

This group has 210 conjugacy classes of subgroups — too many to draw. Only its 50 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×C22⋊#11759967C212yesmaximal, complemented
2#22551651C212yesmaximal, complemented
3#22551650C212yesmaximal, complemented
4C2×D4×D257C211yesmaximal, characteristic
5C22×#11759967—22no—
6C22⋊#11759967—22no—
7C22⋊#11759967C2214yescomplemented
8C23×D257C411yescharacteristic, complemented
9C23×D257C2211yescharacteristic
10C2×D1028C2211yescharacteristic
11C2×C22⋊D257C411yescharacteristic, complemented
12C2×C22⋊D257C2211yescharacteristic
13D4×D257—22no—
14D4×D257—22no—
15C2×C4×D257C411yescharacteristic, complemented
16C2×D4×C257C411yescharacteristic, complemented
17C2×#11759967—24no—
18C2×#11759967—44no—
19C22×D257—21no—
20C22×D257—21no—
21C22×D257—42no—
22C22×D257—42no—
23C22×D257C2×C411yescharacteristic
24C22×D257C2×C411yescharacteristic, complemented
25C22×D257D412yes—
26C22×D257D412yes—
27C22×D257C2311yescharacteristic
28D1028—22no—
29C22⋊D257—22no—
30C22⋊D257—22no—
31C2×Dic257C2×C411yescharacteristic, complemented
32C4×D257—21no—
33C4×D257—21no—
34C23×C257C2×C411yescharacteristic
35C23×C257C2×C411yescharacteristic, complemented
36D4×C257—22no—
37C2×C4×C257C2×C411yescharacteristic, complemented
38C22×C257—21no—
39C22×C257—41no—
40C22×C257—41no—
41C22×C257C22⋊C412yes—
42C22×C257C22×C411yescharacteristic
43C2×D257—22no—
44C2×D257—24no—
45C2×D257—21no—
46C2×D257—42no—
47C2×D257—41no—
48C2×D257—42no—
49C2×D257—42no—
50C2×D257—41no—
51C2×D257C22⋊C411yescharacteristic
52C2×D257C22⋊C411yescharacteristic
53C2×D257C2×D412yes—
54#11759967—44no—
55C4×C257—21no—
56Dic257—21no—
57C2×C257—21no—
58C2×C257—22no—
59C2×C257—41no—
60C2×C257C2×C22⋊C411yescharacteristic
61D257—22no—
62D257—21no—
63D257—41no—
64D257#9912yescomplemented
65C257C2×#9911yescharacteristic, complemented, Sylow
66C2×#99—2571nomaximal, Sylow
67C22×D4—2571no—
68C2×C22⋊C4—2572no—
69#99—2572no—
70#99—2572no—
71C24—2571no—
72C24—2571no—
73C2×D4—2571no—
74C2×D4—2571no—
75C2×D4—2571no—
76C2×D4—5142no—
77C2×D4—5142no—
78C2×D4#1175996711yescharacteristic, complemented
79C22×C4—2571no—
80C22×C4—5142no—
81C22⋊C4—2574no—
82C22⋊C4—5142no—
83C23—2572no—
84C23—2571no—
85C23—2572no—
86C23—2571no—
87C23—2571no—
88C23—5141no—
89C23—5141no—
90C23—10282no—
91C23—10282no—
92C23C2×#1175996711yescharacteristic
93C23C2×#1175996711yescharacteristic, complemented
94D4—22no—
95D4—5142no—
96D4—5142no—
97D4—5142no—
98C2×C4—2571no—
99C2×C4—5141no—
100C2×C4—5141no—
101C2×C4—5144no—
102C2×C4—10284no—
103C2×C4C2×#1175996711yescharacteristic, complemented
104C22—2571no—
105C22—2572no—
106C22—2571no—
107C22—21no—
108C22—5144no—
109C22—5142no—
110C22—5141no—
111C22—41no—
112C22—41no—
113C22—10282no—
114C22—10281no—
115C22—10282no—
116C22—10281no—
117C22—10282no—
118C22C22⋊#1175996712yes—
119C22C22×#1175996711yescharacteristic
120C4—21no—
121C4—5141no—
122C4—10284no—
123C2—2572no—
124C2—21no—
125C2—22no—
126C2—5142no—
127C2—5141no—
128C2—41no—
129C2—10281no—
130C2C2×C22⋊#1175996711yescharacteristic
subgroupG/H
centerC2C2×C22⋊#11759967
commutatorC22×C257C22×C4
FrattiniC22C22×#11759967
FittingC2×D4×C257C4
socleC2×C257C2×C22⋊C4
prime radicalC2×D4×D257C2
cosocleC22×D257C23
hypercenterC2×D4#11759967
hypocenterC257C2×#99
LCSG ▷ C22×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C2 ◁ C23 ◁ C2×D4

Complements

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

NH ≅ G/Ntype
1. C2×C22⋊#11759967C2semidirect
2. #22551651C2semidirect
3. #22551650C2semidirect
7. C22⋊#11759967C22semidirect
8. C23×D257C4semidirect
11. C2×C22⋊D257C4semidirect
15. C2×C4×D257C4semidirect
16. C2×D4×C257C4semidirect
24. C22×D257C2×C4semidirect
31. C2×Dic257C2×C4semidirect
35. C23×C257C2×C4semidirect
37. C2×C4×C257C2×C4semidirect
64. D257#99semidirect
65. C257C2×#99semidirect
78. C2×D4#11759967semidirect
93. C23C2×#11759967semidirect
103. C2×C4C2×#11759967semidirect

Maximal subgroups

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

subgroupindex
C2×C22⋊#117599672
#225516512
#225516502
C2×D4×D2572
C2×#99257