Finite Group Databasebeta

← C31×#1791 #16841724

Subgroups — C31×#1791 #16841724

Order 3968.

548 conjugacy classes of subgroups; only the 132 normal subgroups are shown.

normal subgroups only

This group has 548 conjugacy classes of subgroups — too many to draw. Only its 132 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
1C31×#585C211yesmaximal, characteristic
2C31×#413C213yesmaximal, complemented
3C31×#408C213yesmaximal, complemented
4C31×2−1+4—23no—
5C31×H(5,𝔽2)—23no—
6C31×H(5,𝔽2)C414yes—
7C2×#41×C31—26no—
8C2×#41×C31C2213yes—
9C2×M16×C31C2213yescomplemented
10C22×C8×C31C2211yescharacteristic, complemented
11C31×#101—23no—
12C31×#100—23no—
13C31×C22⋊C8—26no—
14#41×C31—24no—
15#41×C31—212no—
16#41×C31—212no—
17#41×C31—26no—
18#41×C31—26no—
19C2×Q8×C31—26no—
20C2×Q8×C31D413yes—
21C2×D4×C31—26no—
22C2×D4×C31—212no—
23C2×D4×C31C2×C416yes—
24C2×D4×C31D413yes—
25C22×C4×C31—24no—
26C22×C4×C31D416yes—
27C22×C4×C31C2311yescharacteristic
28M16×C31—26no—
29C2×C8×C31—23no—
30C2×C8×C31—23no—
31C23×C31—24no—
32C23×C31C22⋊C416yes—
33C23×C31C22×C411yescharacteristic
34Q8×C31—24no—
35Q8×C31—26no—
36D4×C31—212no—
37D4×C31—212no—
38D4×C31—26no—
39C2×C4×C31—212no—
40C2×C4×C31—26no—
41C2×C4×C31—26no—
42C2×C4×C31C22⋊C416yes—
43C2×C4×C31C2×D413yes—
44C2×C4×C31C2×D413yes—
45C8×C31—43no—
46C8×C31—41no—
47#1791C3111yesmaximal, characteristic, direct product factor, Sylow
48C22×C31—26no—
49C22×C31—41no—
50C22×C31—46no—
51C22×C31—84no—
52C22×C31C2×C22⋊C413yes—
53C4×C31—26no—
54C4×C31#12013yes—
55C4×C31#12011yescharacteristic
56#585C2×C3111yescharacteristic
57#413C2×C3113yescomplemented
58#408C2×C3113yescomplemented
59C2×C31—23no—
60C2×C31—46no—
61C2×C31#37911yescharacteristic
622−1+4—23no—
63H(5,𝔽2)—23no—
64H(5,𝔽2)C4×C3114yes—
65C2×#41—26no—
66C2×#41C22×C3113yes—
67C2×M16C22×C3113yescomplemented
68C22×C8C22×C3111yescharacteristic, complemented
69#101—23no—
70#100—23no—
71C22⋊C8—26no—
72C31#179111yescharacteristic, direct product factor, Sylow
73#41—24no—
74#41—212no—
75#41—212no—
76#41—26no—
77#41—26no—
78C2×Q8—26no—
79C2×Q8D4×C3113yes—
80C2×D4—26no—
81C2×D4—212no—
82C2×D4C2×C4×C3116yes—
83C2×D4D4×C3113yes—
84C22×C4—24no—
85C22×C4D4×C3116yes—
86C22×C4C23×C3111yescharacteristic
87M16—26no—
88C2×C8—23no—
89C2×C8—23no—
90C23—24no—
91C23C22⋊C4×C3116yes—
92C23C22×C4×C3111yescharacteristic
93Q8—24no—
94Q8—26no—
95D4—212no—
96D4—212no—
97D4—26no—
98C2×C4—212no—
99C2×C4—26no—
100C2×C4—26no—
101C2×C4C22⋊C4×C3116yes—
102C2×C4C2×D4×C3113yes—
103C2×C4C2×D4×C3113yes—
104C8—41no—
105C8—43no—
106C22—26no—
107C22—41no—
108C22—46no—
109C22—84no—
110C22C2×C22⋊C4×C3113yes—
111C4—26no—
112C4C31×#12011yescharacteristic
113C4C31×#12013yes—
114C2—23no—
115C2—46no—
116C2C31×#37911yescharacteristic
subgroupG/H
centerC4×C31#120
commutatorC23C22×C4×C31
Frattini, cosocleC22×C4C23×C31
socleC2×C31#379
prime radicalC31×#585C2
LCSG ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C4×C31 ◁ C22×C4×C31 ◁ G

Complements

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

NH ≅ G/Ntype
2. C31×#413C2semidirect
3. C31×#408C2semidirect
9. C2×M16×C31C22semidirect
10. C22×C8×C31C22semidirect
47. #1791C31direct (N × H)
57. #413C2×C31semidirect
58. #408C2×C31semidirect
67. C2×M16C22×C31semidirect
68. C22×C8C22×C31semidirect
72. C31#1791direct (N × H)

Maximal subgroups

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

subgroupindex
C31×#5852
C31×#4132
C31×#4082
#179131