Finite Group Databasebeta

← C31×#7520 #21464279

Subgroups — C31×#7520 #21464279

Order 7936.

156 conjugacy classes of subgroups; only the 30 normal subgroups are shown.

normal subgroups only

This group has 156 conjugacy classes of subgroups — too many to draw. Only its 30 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×#1623C211yesmaximal, characteristic
2C31×#1409C211yesmaximal, characteristic
3C31×#1359C211yesmaximal, characteristic
4Q82×C31C411yescharacteristic, complemented
5C31×#492C2211yescharacteristic
6C31×#460—21no—
7C31×#364—21no—
8C31×#353—21no—
9C31×#333C411yescharacteristic, complemented
10C31×Q8⋊C8—21no—
11C2×SD16×C31—41no—
12C2×SD16×C31—41no—
13C31×C4⋊Q8—41no—
14C31×C4⋊Q8—41no—
15C31×C4⋊Q8C2×C411yescharacteristic
16C31×#127D411yescharacteristic
17C4×Q8×C31—21no—
18C4×Q8×C31—41no—
19C31×M32—41no—
20C31×C4⋊C8—21no—
21C31×#102—41no—
22C31×#99—41no—
23C4×C8×C31D411yescharacteristic
24C2×Q8×C31—21no—
25C2×Q8×C31—21no—
26C2×Q8×C31—41no—
27C2×D4×C31—21no—
28C2×D4×C31—41no—
29SD16×C31—81no—
30SD16×C31—81no—
31SD16×C31—82no—
32C2×C8×C31—21no—
33C2×C8×C31—41no—
34C4⋊C4×C31—21no—
35C4⋊C4×C31—41no—
36C4⋊C4×C31—42no—
37C4⋊C4×C31—41no—
38C22⋊C4×C31—81no—
39C42×C31—41no—
40C42×C31—41no—
41C42×C31C22⋊C411yescharacteristic
42C16×C31—81no—
43#7520C3111yesmaximal, characteristic, direct product factor, Sylow
44C23×C31—41no—
45Q8×C31—22no—
46Q8×C31—41no—
47Q8×C31—81no—
48Q8×C31—161no—
49D4×C31—81no—
50D4×C31—81no—
51D4×C31—81no—
52C2×C4×C31—21no—
53C2×C4×C31—41no—
54C2×C4×C31—41no—
55C2×C4×C31—41no—
56C2×C4×C31—161no—
57C2×C4×C31#9911yescharacteristic
58C8×C31—21no—
59C8×C31—21no—
60C8×C31—81no—
61#1623C2×C3111yescharacteristic
62#1409C2×C3111yescharacteristic
63#1359C2×C3111yescharacteristic
64C22×C31—81no—
65C22×C31—161no—
66C22×C31AΣL(1,𝔽16)11yescharacteristic
67C4×C31—21no—
68C4×C31—21no—
69C4×C31—21no—
70C4×C31—42no—
71C4×C31—81no—
72C4×C31—81no—
73C4×C31—321no—
74Q82C4×C3111yescharacteristic, complemented
75#492C22×C3111yescharacteristic
76#460—21no—
77#364—21no—
78#353—21no—
79#333C4×C3111yescharacteristic, complemented
80Q8⋊C8—21no—
81C2×C31—21no—
82C2×C31—161no—
83C2×C31#140211yescharacteristic
84C2×SD16—41no—
85C2×SD16—41no—
86C4⋊Q8—41no—
87C4⋊Q8—41no—
88C4⋊Q8C2×C4×C3111yescharacteristic
89#127D4×C3111yescharacteristic
90C4×Q8—21no—
91C4×Q8—41no—
92M32—41no—
93C4⋊C8—21no—
94#102—41no—
95#99—41no—
96C4×C8D4×C3111yescharacteristic
97C31#752011yescharacteristic, direct product factor, Sylow
98C2×Q8—21no—
99C2×Q8—21no—
100C2×Q8—41no—
101C2×D4—21no—
102C2×D4—41no—
103SD16—81no—
104SD16—81no—
105SD16—82no—
106C2×C8—21no—
107C2×C8—41no—
108C4⋊C4—21no—
109C4⋊C4—41no—
110C4⋊C4—42no—
111C4⋊C4—41no—
112C22⋊C4—81no—
113C42—41no—
114C42—41no—
115C42C22⋊C4×C3111yescharacteristic
116C16—81no—
117C23—41no—
118Q8—22no—
119Q8—41no—
120Q8—81no—
121Q8—161no—
122D4—81no—
123D4—81no—
124D4—81no—
125C2×C4—21no—
126C2×C4—41no—
127C2×C4—41no—
128C2×C4—41no—
129C2×C4—161no—
130C2×C4C31×#9911yescharacteristic
131C8—21no—
132C8—21no—
133C8—81no—
134C22—81no—
135C22—161no—
136C22C31×AΣL(1,𝔽16)11yescharacteristic
137C4—21no—
138C4—21no—
139C4—21no—
140C4—42no—
141C4—81no—
142C4—81no—
143C4—321no—
144C2—21no—
145C2—161no—
146C2C31×#140211yescharacteristic
subgroupG/H
center, socleC2×C31#1402
commutatorC4⋊Q8C2×C4×C31
Frattini, cosocle#492C22×C31
prime radicalC31×#127D4
LCSG ▷ C4⋊Q8 ▷ C42 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2×C31 ◁ C22×C31 ◁ C2×C4×C31 ◁ C42×C31 ◁ C31×#492 ◁ G

Complements

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

NH ≅ G/Ntype
4. Q82×C31C4semidirect
9. C31×#333C4semidirect
43. #7520C31direct (N × H)
74. Q82C4×C31semidirect
79. #333C4×C31semidirect
97. C31#7520direct (N × H)

Maximal subgroups

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

subgroupindex
C31×#16232
C31×#14092
C31×#13592
#752031