Finite Group Databasebeta

← C31×#2805 #16842738

Subgroups — C31×#2805 #16842738

Order 3968.

368 conjugacy classes of subgroups.

The subgroup lattice has 214 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C31×#400C212yesmaximal
2C31×#400C212yesmaximal
3C31×#395C212yesmaximal
4C31×#391C211yesmaximal, characteristic
5C31×#389C211yesmaximal, characteristic
6C31×#389C211yesmaximal, characteristic
7C31×#389C212yesmaximal
8C31×#387C212yesmaximal
9C31×#387C212yesmaximal
10C22×Q8×C31C2211yescharacteristic
11C2×C4⋊C4×C31C2212yes—
12C2×C4⋊C4×C31C2211yescharacteristic
13C2×C4⋊C4×C31C2212yes—
14C2×C4⋊C4×C31C2212yes—
15C2×C4⋊C4×C31C2212yes—
16C2×C4⋊C4×C31C2211yescharacteristic
17C2×C4⋊C4×C31C2211yescharacteristic
18C2×C4⋊C4×C31C2211yescharacteristic
19C2×C4⋊C4×C31C2211yescharacteristic
20C2×C42×C31C2212yes—
21C2×C42×C31C2211yescharacteristic
22C31×#95C2212yes—
23C31×#95C2212yes—
24C31×#95C2212yes—
25C31×#95C2212yes—
26C31×#95C2212yes—
27C31×#95C2212yes—
28C31×#95C2212yes—
29C31×#95C2212yes—
30C31×#95C2212yes—
31C2×Q8×C31—22no—
32C2×Q8×C31—41no—
33C2×Q8×C31—41no—
34C22×C4×C31C2312yes—
35C22×C4×C31C2312yes—
36C22×C4×C31C2312yes—
37C22×C4×C31C2312yes—
38C22×C4×C31C2312yes—
39C22×C4×C31C2311yescharacteristic
40C22×C4×C31C2312yes—
41C22×C4×C31C2311yescharacteristic
42C22×C4×C31C2311yescharacteristic
43C4⋊C4×C31—24no—
44C4⋊C4×C31—22no—
45C4⋊C4×C31—24no—
46C4⋊C4×C31—42no—
47C4⋊C4×C31—41no—
48C4⋊C4×C31—41no—
49C4⋊C4×C31—41no—
50C4⋊C4×C31—42no—
51C4⋊C4×C31Q814yescomplemented
52C42×C31—41no—
53C42×C31—42no—
54C23×C31C2411yescharacteristic
55Q8×C31—44no—
56C2×C4×C31—22no—
57C2×C4×C31—21no—
58C2×C4×C31—21no—
59C2×C4×C31—22no—
60C2×C4×C31—21no—
61C2×C4×C31—21no—
62C2×C4×C31—21no—
63C2×C4×C31—21no—
64C2×C4×C31—22no—
65C2×C4×C31—22no—
66C2×C4×C31—22no—
67C2×C4×C31—22no—
68C2×C4×C31—22no—
69C2×C4×C31—22no—
70C2×C4×C31—22no—
71C2×C4×C31—22no—
72C2×C4×C31—22no—
73C2×C4×C31—22no—
74C2×C4×C31—22no—
75C2×C4×C31—22no—
76C2×C4×C31—22no—
77C2×C4×C31—22no—
78C2×C4×C31—22no—
79C2×C4×C31C2×Q812yes—
80C2×C4×C31C2×Q814yes—
81C2×C4×C31#4112yes—
82C2×C4×C31#4112yes—
83#2805C3111yesmaximal, characteristic, direct product factor, Sylow
84C22×C31C22×Q811yescharacteristic
85C22×C31C2×#4111yescharacteristic
86C22×C31C2×#4111yescharacteristic
87C22×C31H(5,𝔽2)11yescharacteristic
88C22×C31H(5,𝔽2)11yescharacteristic
89C22×C312−1+411yescharacteristic
90C22×C312−1+411yescharacteristic
91C4×C31—22no—
92C4×C31—22no—
93C4×C31—22no—
94C4×C31—24no—
95C4×C31—42no—
96C4×C31—42no—
97C4×C31—42no—
98C4×C31—42no—
99C4×C31—42no—
100#400C2×C3112yes—
101#400C2×C3112yes—
102#395C2×C3112yes—
103#391C2×C3111yescharacteristic
104#389C2×C3111yescharacteristic
105#389C2×C3111yescharacteristic
106#389C2×C3112yes—
107#387C2×C3112yes—
108#387C2×C3112yes—
109C2×C31#53811yescharacteristic
110C2×C31#53911yescharacteristic
111C2×C31#54411yescharacteristic
112C2×C31#55411yescharacteristic
113C2×C31#55611yescharacteristic
114C2×C31#55711yescharacteristic
115C2×C31#56311yescharacteristic
116C22×Q8C22×C3111yescharacteristic
117C2×C4⋊C4C22×C3112yes—
118C2×C4⋊C4C22×C3112yes—
119C2×C4⋊C4C22×C3111yescharacteristic
120C2×C4⋊C4C22×C3111yescharacteristic
121C2×C4⋊C4C22×C3112yes—
122C2×C4⋊C4C22×C3111yescharacteristic
123C2×C4⋊C4C22×C3112yes—
124C2×C4⋊C4C22×C3111yescharacteristic
125C2×C4⋊C4C22×C3111yescharacteristic
126C2×C42C22×C3112yes—
127C2×C42C22×C3111yescharacteristic
128#95C22×C3112yes—
129#95C22×C3112yes—
130#95C22×C3112yes—
131#95C22×C3112yes—
132#95C22×C3112yes—
133#95C22×C3112yes—
134#95C22×C3112yes—
135#95C22×C3112yes—
136#95C22×C3112yes—
137C31#280511yescharacteristic, direct product factor, Sylow
138C2×Q8—22no—
139C2×Q8—41no—
140C2×Q8—41no—
141C22×C4C23×C3112yes—
142C22×C4C23×C3112yes—
143C22×C4C23×C3112yes—
144C22×C4C23×C3112yes—
145C22×C4C23×C3112yes—
146C22×C4C23×C3111yescharacteristic
147C22×C4C23×C3112yes—
148C22×C4C23×C3111yescharacteristic
149C22×C4C23×C3111yescharacteristic
150C4⋊C4—24no—
151C4⋊C4—22no—
152C4⋊C4—24no—
153C4⋊C4—42no—
154C4⋊C4—41no—
155C4⋊C4—41no—
156C4⋊C4—41no—
157C4⋊C4—42no—
158C4⋊C4Q8×C3114yescomplemented
159C42—41no—
160C42—42no—
161C23C24×C3111yescharacteristic
162Q8—44no—
163C2×C4—22no—
164C2×C4—21no—
165C2×C4—21no—
166C2×C4—22no—
167C2×C4—21no—
168C2×C4—21no—
169C2×C4—21no—
170C2×C4—21no—
171C2×C4—22no—
172C2×C4—22no—
173C2×C4—22no—
174C2×C4—22no—
175C2×C4—22no—
176C2×C4—22no—
177C2×C4—22no—
178C2×C4—22no—
179C2×C4—22no—
180C2×C4—22no—
181C2×C4—22no—
182C2×C4—22no—
183C2×C4—22no—
184C2×C4—22no—
185C2×C4—22no—
186C2×C4C2×Q8×C3112yes—
187C2×C4C2×Q8×C3114yes—
188C2×C4#41×C3112yes—
189C2×C4#41×C3112yes—
190C22C22×Q8×C3111yescharacteristic
191C22C2×#41×C3111yescharacteristic
192C22C2×#41×C3111yescharacteristic
193C22C31×H(5,𝔽2)11yescharacteristic
194C22C31×H(5,𝔽2)11yescharacteristic
195C22C31×2−1+411yescharacteristic
196C22C31×2−1+411yescharacteristic
197C4—22no—
198C4—22no—
199C4—22no—
200C4—24no—
201C4—42no—
202C4—42no—
203C4—42no—
204C4—42no—
205C4—42no—
206C2C31×#53811yescharacteristic
207C2C31×#53911yescharacteristic
208C2C31×#54411yescharacteristic
209C2C31×#55411yescharacteristic
210C2C31×#55611yescharacteristic
211C2C31×#55711yescharacteristic
212C2C31×#56311yescharacteristic
subgroupG/H
center, socle, prime radicalC23×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
51. C4⋊C4×C31Q8semidirect
83. #2805C31direct (N × H)
137. C31#2805direct (N × H)
158. C4⋊C4Q8×C31semidirect

Maximal subgroups

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

subgroupindex
C31×#4002
C31×#3952
C31×#3912
C31×#3892
C31×#3872
#280531