Finite Group Databasebeta

← C31×#1820 #16841753

Subgroups — C31×#1820 #16841753

Order 3968.

300 conjugacy classes of subgroups; only the 104 normal subgroups are shown.

normal subgroups only

This group has 300 conjugacy classes of subgroups — too many to draw. Only its 104 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×C31×#117C211yesmaximal, characteristic
2C31×#381C212yesmaximal
3C31×#342C214yesmaximal
4C23×C4×C31C2211yescharacteristic
5C31×#117—24no—
6C2×C4⋊C4×C31C412yescomplemented
7C2×C22⋊C4×C31C2214yes—
8C2×C22⋊C4×C31C2212yes—
9C2×C42×C31C412yescomplemented
10C31×#95—24no—
11C24×C31C2311yescharacteristic
12C22×C4×C31—24no—
13C22×C4×C31—24no—
14C22×C4×C31C2×C411yescharacteristic
15C22×C4×C31C2×C411yescharacteristic
16C22×C4×C31C2×C414yes—
17C22×C4×C31D414yes—
18C4⋊C4×C31—24no—
19C22⋊C4×C31—24no—
20C22⋊C4×C31—28no—
21C42×C31—24no—
22C23×C31—42no—
23C23×C31C22×C411yescharacteristic
24C23×C31C2×D412yes—
25C23×C31#4114yes—
26C2×C4×C31—22no—
27C2×C4×C31—22no—
28C2×C4×C31—28no—
29C2×C4×C31—24no—
30C2×C4×C31—44no—
31C2×C4×C31—48no—
32C2×C4×C31—44no—
33C2×C4×C31C22⋊C412yes—
34C2×C4×C31C22⋊C412yes—
35#1820C3111yesmaximal, characteristic, direct product factor, Sylow
36C22×C31—22no—
37C22×C31—24no—
38C22×C31—44no—
39C22×C31C2×C22⋊C411yescharacteristic
40C22×C31#11712yes—
41C22×C31#12314yes—
42C4×C31—22no—
43C4×C31—22no—
44C4×C31—44no—
45C4×C31—84no—
46C2×#117C2×C3111yescharacteristic
47#381C2×C3112yes—
48#342C2×C3114yes—
49C2×C31—24no—
50C2×C31—22no—
51C2×C31#38111yescharacteristic
52C2×C31#41012yes—
53C23×C4C22×C3111yescharacteristic
54#117—24no—
55C2×C4⋊C4C4×C3112yescomplemented
56C2×C22⋊C4C22×C3114yes—
57C2×C22⋊C4C22×C3112yes—
58C2×C42C4×C3112yescomplemented
59#95—24no—
60C31#182011yescharacteristic, direct product factor, Sylow
61C24C23×C3111yescharacteristic
62C22×C4—24no—
63C22×C4—24no—
64C22×C4C2×C4×C3111yescharacteristic
65C22×C4C2×C4×C3111yescharacteristic
66C22×C4C2×C4×C3114yes—
67C22×C4D4×C3114yes—
68C4⋊C4—24no—
69C22⋊C4—24no—
70C22⋊C4—28no—
71C42—24no—
72C23—42no—
73C23C22×C4×C3111yescharacteristic
74C23C2×D4×C3112yes—
75C23#41×C3114yes—
76C2×C4—22no—
77C2×C4—22no—
78C2×C4—28no—
79C2×C4—24no—
80C2×C4—44no—
81C2×C4—48no—
82C2×C4—44no—
83C2×C4C22⋊C4×C3112yes—
84C2×C4C22⋊C4×C3112yes—
85C22—22no—
86C22—24no—
87C22—44no—
88C22C2×C22⋊C4×C3111yescharacteristic
89C22C31×#11712yes—
90C22C31×#12314yes—
91C4—22no—
92C4—22no—
93C4—44no—
94C4—84no—
95C2—24no—
96C2—22no—
97C2C31×#38111yescharacteristic
98C2C31×#41012yes—
subgroupG/H
center, socleC22×C31C2×C22⋊C4
commutatorC23C22×C4×C31
Frattini, cosocleC24C23×C31
prime radicalC24×C31C23
LCSG ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C31 ◁ C23×C4×C31 ◁ G

Complements

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

NH ≅ G/Ntype
6. C2×C4⋊C4×C31C4semidirect
9. C2×C42×C31C4semidirect
35. #1820C31direct (N × H)
55. C2×C4⋊C4C4×C31semidirect
58. C2×C42C4×C31semidirect
60. C31#1820direct (N × H)

Maximal subgroups

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

subgroupindex
C2×C31×#1172
C31×#3812
C31×#3422
#182031