Finite Group Databasebeta

← C2×#22551623 #30657530

Subgroups — C2×#22551623 #30657530

Order 16448.

258 conjugacy classes of subgroups; only the 111 normal subgroups are shown.

normal subgroups only

This group has 258 conjugacy classes of subgroups — too many to draw. Only its 111 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×#16861618C211yesmaximal, characteristic
2#22551623C218yesmaximal, direct product factor
3C2×#16861608C212yesmaximal, complemented
4C2×#16861605C212yesmaximal, complemented
5C2×#16861602C211yesmaximal, characteristic, complemented
6C22×Q8×C257C211yesmaximal, characteristic, complemented
7#16861618—22no—
8#16861618C2214yes—
9C2×Dic514C2211yescharacteristic
10C2×D1028C2211yescharacteristic
11C2×C22⋊D257—21no—
12C2×C4×D257—21no—
13#16861608C2218yescomplemented
14#16861605C2218yescomplemented
15#16861602C2214yescomplemented
16C2×#14523339C2212yes—
17C2×Q8×C257—21no—
18C2×Q8×C257—22no—
19C2×Q8×C257C2212yes—
20C2×Q8×C257C2214yescomplemented
21C22×C4×C257—21no—
22C22×C4×C257C2211yescharacteristic
23C22×D257—21no—
24Dic514—21no—
25Dic514C2312yes—
26D1028—21no—
27D1028C2312yes—
28C22⋊D257—24no—
29C2×Dic257—21no—
30C4×D257—24no—
31#14523339C2314yes—
32C23×C257D411yescharacteristic
33Q8×C257—22no—
34Q8×C257—24no—
35Q8×C257C2314yes—
36C2×C4×C257—22no—
37C2×C4×C257—24no—
38C2×C4×C257D411yescharacteristic
39C2×C4×C257D412yes—
40C2×C4×C257C2311yescharacteristic
41C2×C4×C257C2312yes—
42C22×C257—22no—
43C22×C257C2×D412yes—
44C22×C257C2×D411yescharacteristic
45C2×D257—22no—
46C2×D257—42no—
47C4×C257—24no—
48C4×C257C2×D412yes—
49C4×C257C2×D411yescharacteristic
50C4×C257C2411yescharacteristic
51Dic257—22no—
52C2×C257—22no—
53C2×C257#13712yescomplemented
54C2×C257C22×D411yescharacteristic
55D257—42no—
56C257C2×#13711yescharacteristic, complemented, Sylow
57C2×#137—2571nomaximal, Sylow
58C2×#41—2571no—
59C22×Q8D25711yescharacteristic, complemented
60#137—2578no—
61C2×Q16—2572no—
62C2×SD16—2572no—
63C2×M16—2571no—
64#41—2574no—
65#41—5142no—
66C2×Q8—2571no—
67C2×Q8—22no—
68C2×Q8—21no—
69C2×Q8C2×D25712yes—
70C2×Q8C2×D25714yescomplemented
71C2×D4—2571no—
72C2×D4—5141no—
73C22×C4—21no—
74C22×C4—5141no—
75C22×C4C2×D25711yescharacteristic
76Q16—2578no—
77SD16—2578no—
78M16—2574no—
79C2×C8—2572no—
80C23—5141no—
81C23C22⋊D25711yescharacteristic
82Q8—2572no—
83Q8—22no—
84Q8—24no—
85Q8—5141no—
86Q8C22×D25714yes—
87D4—2572no—
88D4—5144no—
89D4—5141no—
90C2×C4—24no—
91C2×C4—22no—
92C2×C4—5141no—
93C2×C4—5144no—
94C2×C4C22⋊D25712yes—
95C2×C4C22⋊D25711yescharacteristic
96C2×C4C22×D25712yes—
97C2×C4C22×D25711yescharacteristic
98C8—2574no—
99C22—22no—
100C22—5142no—
101C22—10282no—
102C22C2×C22⋊D25712yes—
103C22C2×C22⋊D25711yescharacteristic
104C4—24no—
105C4—5142no—
106C4C2×C22⋊D25712yes—
107C4C2×C22⋊D25711yescharacteristic
108C4C23×D25711yescharacteristic
109C2—22no—
110C2—10282no—
111C2#2255162312yesdirect product factor
112C2C22×C22⋊D25711yescharacteristic
subgroupG/H
centerC22C2×C22⋊D257
commutator, cosocleC4×C257C24
FrattiniC4C23×D257
FittingC22×Q8×C257C2
socleC22×C257C2×D4
prime radicalC2×#16861618C2
hypercenterC22×Q8D257
hypocenterC257C2×#137
LCSG ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C22×C4 ◁ C22×Q8

Complements

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

NH ≅ G/Ntype
2. #22551623C2direct (N × H)
3. C2×#16861608C2semidirect
4. C2×#16861605C2semidirect
5. C2×#16861602C2semidirect
6. C22×Q8×C257C2semidirect
13. #16861608C22semidirect
14. #16861605C22semidirect
15. #16861602C22semidirect
20. C2×Q8×C257C22semidirect
53. C2×C257#137semidirect
56. C257C2×#137semidirect
59. C22×Q8D257semidirect
70. C2×Q8C2×D257semidirect
111. C2#22551623direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#168616182
#225516232
C2×#168616082
C2×#168616052
C2×#168616022
C22×Q8×C2572
C2×#137257