Finite Group Databasebeta

← C31×#2818 #16842751

Subgroups — C31×#2818 #16842751

Order 3968.

630 conjugacy classes of subgroups; only the 184 normal subgroups are shown.

normal subgroups only

This group has 630 conjugacy classes of subgroups — too many to draw. Only its 184 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×#127C211yesmaximal, characteristic, complemented
2C2×C31×#126C211yesmaximal, characteristic, complemented
3C31×#394C216yesmaximal, complemented
4C31×#392C216yesmaximal, complemented
5C31×#383C211yesmaximal, characteristic, complemented
6C22×D4×C31C2216yes—
7C22×D4×C31C2214yes—
8C31×#127—24no—
9C31×#126—24no—
10C2×C4⋊C4×C31C2213yes—
11C2×C22⋊C4×C31C2213yes—
12C2×C22⋊C4×C31C22112yes—
13C2×C42×C31C2211yescharacteristic
14C31×#95C2216yes—
15C24×C31C2311yescharacteristic
16C24×C31C2314yes—
17C2×D4×C31—212no—
18C2×D4×C31—412no—
19C2×D4×C31—412no—
20C22×C4×C31C2314yes—
21C22×C4×C31C2313yes—
22C22×C4×C31C2313yes—
23C4⋊C4×C31—26no—
24C22⋊C4×C31—26no—
25C22⋊C4×C31—412no—
26C42×C31D414yescomplemented
27C23×C31—21no—
28C23×C31—24no—
29C23×C31—212no—
30C23×C31—212no—
31C23×C31—26no—
32C23×C31C2411yescharacteristic
33D4×C31—424no—
34D4×C31—416no—
35C2×C4×C31—26no—
36C2×C4×C31—23no—
37C2×C4×C31—26no—
38C2×C4×C31—212no—
39C2×C4×C31C2×D416yes—
40#2818C3111yesmaximal, characteristic, direct product factor, Sylow
41C22×C31—412no—
42C22×C31—43no—
43C22×C31—44no—
44C22×C31—44no—
45C22×C31—412no—
46C22×C31C22×D411yescharacteristic
47C22×C31H(5,𝔽2)16yes—
48C4×C31—26no—
49C4×C31—43no—
50C4×C31—44no—
51C2×#127C2×C3111yescharacteristic, complemented
52C2×#126C2×C3111yescharacteristic, complemented
53#394C2×C3116yescomplemented
54#392C2×C3116yescomplemented
55#383C2×C3111yescharacteristic, complemented
56C2×C31—84no—
57C2×C31—81no—
58C2×C31#53513yes—
59C2×C31#56014yes—
60C22×D4C22×C3116yes—
61C22×D4C22×C3114yes—
62#127—24no—
63#126—24no—
64C2×C4⋊C4C22×C3113yes—
65C2×C22⋊C4C22×C3113yes—
66C2×C22⋊C4C22×C31112yes—
67C2×C42C22×C3111yescharacteristic
68#95C22×C3116yes—
69C31#281811yescharacteristic, direct product factor, Sylow
70C24C23×C3111yescharacteristic
71C24C23×C3114yes—
72C2×D4—212no—
73C2×D4—412no—
74C2×D4—412no—
75C22×C4C23×C3114yes—
76C22×C4C23×C3113yes—
77C22×C4C23×C3113yes—
78C4⋊C4—26no—
79C22⋊C4—26no—
80C22⋊C4—412no—
81C42D4×C3114yescomplemented
82C23—21no—
83C23—24no—
84C23—212no—
85C23—212no—
86C23—26no—
87C23C24×C3111yescharacteristic
88D4—424no—
89D4—416no—
90C2×C4—26no—
91C2×C4—23no—
92C2×C4—26no—
93C2×C4—212no—
94C2×C4C2×D4×C3116yes—
95C22—412no—
96C22—43no—
97C22—44no—
98C22—44no—
99C22—412no—
100C22C22×D4×C3111yescharacteristic
101C22C31×H(5,𝔽2)16yes—
102C4—26no—
103C4—43no—
104C4—44no—
105C2—84no—
106C2—81no—
107C2C31×#53513yes—
108C2C31×#56014yes—
subgroupG/H
center, socleC23×C31C24
commutator, Frattini, cosocleC23C24×C31
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C31 ◁ G

Complements

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

NH ≅ G/Ntype
1. C2×C31×#127C2semidirect
2. C2×C31×#126C2semidirect
3. C31×#394C2semidirect
4. C31×#392C2semidirect
5. C31×#383C2semidirect
26. C42×C31D4semidirect
40. #2818C31direct (N × H)
51. C2×#127C2×C31semidirect
52. C2×#126C2×C31semidirect
53. #394C2×C31semidirect
54. #392C2×C31semidirect
55. #383C2×C31semidirect
69. C31#2818direct (N × H)
81. C42D4×C31semidirect

Maximal subgroups

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

subgroupindex
C2×C31×#1272
C2×C31×#1262
C31×#3942
C31×#3922
C31×#3832
#281831