Finite Group Databasebeta

← C31×#2231 #16842164

Subgroups — C31×#2231 #16842164

Order 3968.

120 conjugacy classes of subgroups; only the 60 normal subgroups are shown.

normal subgroups only

This group has 120 conjugacy classes of subgroups — too many to draw. Only its 60 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×#499C211yesmaximal, characteristic, complemented
2C31×#443C211yesmaximal, characteristic
3C31×#365C212yesmaximal, complemented
4C31×#364C211yesmaximal, characteristic, complemented
5C31×#360C212yesmaximal
6C31×#135C2211yescharacteristic
7C31×#131—21no—
8C31×#125—21no—
9C31×M32C2212yes—
10C31×#108C2211yescharacteristic
11C31×#107—21no—
12C31×#106C2212yes—
13C31×#104—21no—
14C4×C8×C31C2211yescharacteristic
15#41×C31—21no—
16Q16×C31Q811yescharacteristic
17SD16×C31—21no—
18D8×C31Q811yescharacteristic
19M16×C31—21no—
20M16×C31—41no—
21C2×C8×C31—41no—
22C2×C8×C31D411yescharacteristic
23C2×C8×C31C2311yescharacteristic
24C4⋊C4×C31—22no—
25C4⋊C4×C31—42no—
26C42×C31D411yescharacteristic
27C16×C31—22no—
28Q8×C31—21no—
29D4×C31—21no—
30D4×C31—41no—
31C2×C4×C31—21no—
32C2×C4×C31—41no—
33C2×C4×C31—42no—
34C2×C4×C31C2×D411yescharacteristic
35C8×C31—41no—
36C8×C31SD1611yescharacteristic
37C8×C31SD1611yescharacteristic
38C8×C31C2×Q811yescharacteristic
39C8×C31#4111yescharacteristic
40#2231C3111yesmaximal, characteristic, direct product factor, Sylow
41C22×C31—41no—
42C22×C31AGL(1,ℤ/8)11yescharacteristic
43C4×C31—41no—
44C4×C31—41no—
45C4×C31—82no—
46C4×C31C22⋊Q811yescharacteristic
47C4×C31C2×SD1611yescharacteristic
48#499C2×C3111yescharacteristic, complemented
49#443C2×C3111yescharacteristic
50#365C2×C3112yescomplemented
51#364C2×C3111yescharacteristic, complemented
52#360C2×C3112yes—
53C2×C31—21no—
54C2×C31—81no—
55C2×C31#47611yescharacteristic
56#135C22×C3111yescharacteristic
57#131—21no—
58#125—21no—
59M32C22×C3112yes—
60#108C22×C3111yescharacteristic
61#107—21no—
62#106C22×C3112yes—
63#104—21no—
64C4×C8C22×C3111yescharacteristic
65C31#223111yescharacteristic, direct product factor, Sylow
66#41—21no—
67Q16Q8×C3111yescharacteristic
68SD16—21no—
69D8Q8×C3111yescharacteristic
70M16—21no—
71M16—41no—
72C2×C8—41no—
73C2×C8D4×C3111yescharacteristic
74C2×C8C23×C3111yescharacteristic
75C4⋊C4—22no—
76C4⋊C4—42no—
77C42D4×C3111yescharacteristic
78C16—22no—
79Q8—21no—
80D4—21no—
81D4—41no—
82C2×C4—21no—
83C2×C4—41no—
84C2×C4—42no—
85C2×C4C2×D4×C3111yescharacteristic
86C8—41no—
87C8SD16×C3111yescharacteristic
88C8SD16×C3111yescharacteristic
89C8C2×Q8×C3111yescharacteristic
90C8#41×C3111yescharacteristic
91C22—41no—
92C22C31×AGL(1,ℤ/8)11yescharacteristic
93C4—41no—
94C4—41no—
95C4—82no—
96C4C31×C22⋊Q811yescharacteristic
97C4C2×SD16×C3111yescharacteristic
98C2—21no—
99C2—81no—
100C2C31×#47611yescharacteristic
subgroupG/H
center, socleC2×C31#476
commutator, Frattini, cosocleC2×C8C23×C31
prime radicalC31×#135C22
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C31 ◁ C2×C4×C31 ◁ C4×C8×C31 ◁ G

Complements

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

NH ≅ G/Ntype
1. C31×#499C2semidirect
3. C31×#365C2semidirect
4. C31×#364C2semidirect
40. #2231C31direct (N × H)
48. #499C2×C31semidirect
50. #365C2×C31semidirect
51. #364C2×C31semidirect
65. C31#2231direct (N × H)

Maximal subgroups

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

subgroupindex
C31×#4992
C31×#4432
C31×#3652
C31×#3642
C31×#3602
#223131