Finite Group Databasebeta

← C2×#1837 #20766

Subgroups — C2×#1837 #20766

Order 256.

435 conjugacy classes of subgroups; only the 247 normal subgroups are shown.

normal subgroups only

This group has 435 conjugacy classes of subgroups — too many to draw. Only its 247 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×#423C212yesmaximal
2C22×C4×C8C211yesmaximal, characteristic
3#1837C218yesmaximal, direct product factor
4C2×#341C214yesmaximal
5C22×M16C2214yes—
6C23×C8C2212yes—
7C22×C42C2211yescharacteristic
8#423—24no—
9#423C2218yes—
10C2×C4⋊C8—24no—
11C2×C4×C8C412yes—
12C2×C4×C8C414yes—
13C2×C4×C8C412yes—
14C2×C4×C8C2214yes—
15#341C22116yes—
16C23×C4Q812yes—
17C23×C4C2311yescharacteristic
18C2×M16—24no—
19C2×M16—216no—
20C2×M16C2318yes—
21C22×C8—28no—
22C22×C8—24no—
23C22×C8C2×C414yes—
24C22×C8C2×C414yes—
25C22×C8C2314yes—
26C2×C42C2×C411yescharacteristic
27C2×C42C2×C412yes—
28C2×C42C2×C411yescharacteristic
29C2×C42D412yes—
30C2×C42D412yes—
31C2×C42Q812yes—
32C2×C42C2312yes—
33C4⋊C8—216no—
34C4×C8C2×C418yes—
35C4×C8C2×C418yes—
36C24C2×Q811yescharacteristic
37C22×C4—28no—
38C22×C4C4⋊C412yes—
39C22×C4C4⋊C414yes—
40C22×C4C4⋊C412yes—
41C22×C4C22×C411yescharacteristic
42C22×C4C22×C411yescharacteristic
43C22×C4C2×D411yescharacteristic
44C22×C4C2×D411yescharacteristic
45C22×C4C2×Q814yes—
46C22×C4C2×Q811yescharacteristic
47C22×C4#4118yes—
48C22×C4C2411yescharacteristic
49M16—216no—
50M16—48no—
51C2×C8—28no—
52C2×C8—28no—
53C2×C8—28no—
54C2×C8—28no—
55C2×C8—48no—
56C2×C8C22×C418yes—
57C42C4⋊C412yes—
58C42C4⋊C414yes—
59C42C4⋊C412yes—
60C42C22×C412yes—
61C42C22×C412yes—
62C42C2×D414yes—
63C23—24no—
64C23C2×C4⋊C411yescharacteristic
65C23C2×C4⋊C411yescharacteristic
66C23#12514yes—
67C23C22×Q811yescharacteristic
68C2×C4—24no—
69C2×C4—28no—
70C2×C4—28no—
71C2×C4#10818yes—
72C2×C4C2×C4⋊C414yes—
73C2×C4C2×C4⋊C411yescharacteristic
74C2×C4C2×C4⋊C411yescharacteristic
75C2×C4C2×C4⋊C414yes—
76C2×C4#11714yes—
77C2×C4#11714yes—
78C2×C4#12414yes—
79C2×C4#12414yes—
80C2×C4#12514yes—
81C2×C4C23×C411yescharacteristic
82C2×C4C22×D411yescharacteristic
83C2×C4C2×#4114yes—
84C8—28no—
85C8—48no—
86C22—28no—
87C22—22no—
88C22—22no—
89C22#38212yes—
90C22#38212yes—
91C22C2×#10814yes—
92C22C22×C4⋊C411yescharacteristic
93C22C2×#12512yes—
94C4—24no—
95C4#38212yes—
96C4#38212yes—
97C4C2×#10818yes—
98C4C2×#11712yes—
99C4C2×#12412yes—
100C2—22no—
101C2—22no—
102C2#183714yesdirect product factor
103C2C2×#38211yescharacteristic
104C2C22×#10812yes—
subgroupG/H
centerC22×C4C2×D4
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
socleC23C2×C4⋊C4
prime radicalC24C2×Q8
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C22×C42 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
3. #1837C2direct (N × H)
102. C2#1837direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#4232
C22×C4×C82
#18372
C2×#3412