Finite Group Databasebeta

← C2×M16×D257 #30657495

Subgroups — C2×M16×D257 #30657495

Order 16448.

298 conjugacy classes of subgroups; only the 159 normal subgroups are shown.

normal subgroups only

This group has 298 conjugacy classes of subgroups — too many to draw. Only its 159 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×C4×D257C211yesmaximal, characteristic
2C2×#16861602C211yesmaximal, characteristic, complemented
3C2×#16861601C212yesmaximal, complemented
4M16×D257C218yesmaximal, direct product factor
5C2×C8×D257C212yesmaximal, complemented
6C2×M16×C257C211yesmaximal, characteristic, complemented
7C23×D257C411yescharacteristic
8C22×Dic257C411yescharacteristic
9C2×C4×D257C414yes—
10C2×C4×D257C411yescharacteristic
11C2×C4×D257C411yescharacteristic
12C2×C4×D257C2211yescharacteristic
13C2×C4×D257C2214yes—
14C2×C4×D257C2211yescharacteristic
15#16861602C2214yescomplemented
16#16861601C2218yescomplemented
17C2×#14523339C2212yescomplemented
18C8×D257C2218yescomplemented
19C22×C4×C257C2211yescharacteristic
20M16×C257C2214yescomplemented
21C2×C8×C257C2212yescomplemented
22C22×D257—24no—
23C22×D257C2×C411yescharacteristic
24C22×D257C2×C414yes—
25C22×D257C2×C411yescharacteristic
26C2×Dic257C2×C414yes—
27C2×Dic257C2×C411yescharacteristic
28C2×Dic257C2×C411yescharacteristic
29C4×D257C2×C414yes—
30C4×D257C2×C412yes—
31C4×D257C2×C412yes—
32C4×D257C2×C414yes—
33C4×D257C2312yes—
34C4×D257C2312yes—
35#14523339C2314yescomplemented
36C23×C257C2×C411yescharacteristic
37C2×C4×C257C2×C412yes—
38C2×C4×C257C2×C411yescharacteristic
39C2×C4×C257C2312yes—
40C2×C4×C257C2311yescharacteristic
41C8×C257C2314yescomplemented
42C22×C257—22no—
43C22×C257C22×C412yes—
44C22×C257C22×C411yescharacteristic
45C2×D257—22no—
46C2×D257—28no—
47C2×D257M1614yesdirect product factor
48C2×D257C22×C412yes—
49C2×D257C22×C412yes—
50C4×C257C22×C412yes—
51C4×C257C22×C411yescharacteristic
52C4×C257C2411yescharacteristic
53Dic257C22×C412yes—
54Dic257C22×C412yes—
55C2×C257—22no—
56C2×C257C2×M1612yescomplemented
57C2×C257C23×C411yescharacteristic
58D257—22no—
59D257C2×M1614yesdirect product factor
60C257C22×M1611yescharacteristic, complemented, Sylow
61C22×M16—2571nomaximal, Sylow
62C23×C4—2571no—
63C2×M16—2571no—
64C2×M16—2578no—
65C2×M16—2572no—
66C2×M16D25711yescharacteristic, direct product factor
67C22×C8—2572no—
68C24—2571no—
69C22×C4—2571no—
70C22×C4—2571no—
71C22×C4—2574no—
72C22×C4—2571no—
73C22×C4—2574no—
74C22×C4—2571no—
75C22×C4—2571no—
76C22×C4C2×D25711yescharacteristic
77M16—2574no—
78M16—2578no—
79M16C2×D25714yesdirect product factor
80C2×C8—2572no—
81C2×C8—2578no—
82C2×C8C2×D25712yescomplemented
83C23—2571no—
84C23—2574no—
85C23—2571no—
86C23—5144no—
87C23C4×D25711yescharacteristic
88C2×C4—2574no—
89C2×C4—2571no—
90C2×C4—2571no—
91C2×C4—2574no—
92C2×C4—2574no—
93C2×C4—2572no—
94C2×C4—2572no—
95C2×C4—2572no—
96C2×C4—2572no—
97C2×C4C4×D25711yescharacteristic
98C2×C4C4×D25712yes—
99C2×C4C22×D25712yes—
100C2×C4C22×D25711yescharacteristic
101C8—2574no—
102C8C22×D25714yescomplemented
103C22—2574no—
104C22—2572no—
105C22—2572no—
106C22—22no—
107C22—5148no—
108C22—5142no—
109C22C2×C4×D25712yes—
110C22C2×C4×D25711yescharacteristic
111C4—2572no—
112C4—2572no—
113C4C2×C4×D25712yes—
114C4C2×C4×D25711yescharacteristic
115C4C23×D25711yescharacteristic
116C2—2574no—
117C2—22no—
118C2—5142no—
119C2M16×D25712yesdirect product factor
120C2C22×C4×D25711yescharacteristic
subgroupG/H
centerC2×C4C22×D257
commutatorC2×C257C23×C4
FrattiniC4C23×D257
FittingC2×M16×C257C2
socleC22×C257C22×C4
prime radicalC23×D257C4
cosocleC4×C257C24
hypercenterC2×M16D257
hypocenterC257C22×M16
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C2×C4 ◁ C2×M16

Complements

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

NH ≅ G/Ntype
2. C2×#16861602C2semidirect
3. C2×#16861601C2semidirect
4. M16×D257C2direct (N × H)
5. C2×C8×D257C2semidirect
6. C2×M16×C257C2semidirect
15. #16861602C22semidirect
16. #16861601C22semidirect
17. C2×#14523339C22semidirect
18. C8×D257C22semidirect
20. M16×C257C22semidirect
21. C2×C8×C257C22semidirect
35. #14523339C23semidirect
41. C8×C257C23semidirect
47. C2×D257M16direct (N × H)
56. C2×C257C2×M16semidirect
59. D257C2×M16direct (N × H)
60. C257C22×M16semidirect
66. C2×M16D257direct (N × H)
79. M16C2×D257direct (N × H)
82. C2×C8C2×D257semidirect
102. C8C22×D257semidirect
119. C2M16×D257direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C4×D2572
C2×#168616022
C2×#168616012
M16×D2572
C2×C8×D2572
C2×M16×C2572
C22×M16257