Finite Group Databasebeta

← C4×#520 #34001

Subgroups — C4×#520 #34001

Order 256.

1849 conjugacy classes of subgroups.

The subgroup lattice has 174 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#520C212yesmaximal
2C2×C4×#41C211yesmaximal, characteristic
3#2276C212yesmaximal, complemented
4#2275C216yesmaximal, complemented
5#2274C216yesmaximal, complemented
6C42×Q8C212yesmaximal, complemented
7C42×D4C216yesmaximal, complemented
8C4×#117C213yesmaximal, complemented
9C2×C4×C4⋊C4C213yesmaximal, complemented
10C22×#41C2211yescharacteristic
11#520C4132yesdirect product factor
12C4×#41C4116yescomplemented
13C2×C4×Q8C2211yescharacteristic
14C2×C4×Q8C2211yescharacteristic
15C2×C4×Q8C2214yes—
16C2×C4×D4C2213yes—
17C2×C4×D4C2213yes—
18C2×C4×D4C22112yes—
19C2×#117C2213yes—
20C2×#117C2216yes—
21C22×C4⋊C4C2216yes—
22C22×C42C2216yes—
23C22×C42C2213yes—
24C4×C4⋊C4C2213yes—
25C4×C4⋊C4C2216yes—
26C4×C4⋊C4C2216yes—
27C4×C4⋊C4C2216yes—
28C4×C4⋊C4C2211yescharacteristic
29C4×C4⋊C4C2216yes—
30C4×C4⋊C4C22112yes—
31C4×C4⋊C4C22112yes—
32C4×C22⋊C4C2216yes—
33C4×C22⋊C4C2216yes—
34C4×C22⋊C4C22124yes—
35#376C2216yes—
36C2×#95C2216yes—
37C43C2216yes—
38C2×#41C2×C418yes—
39C2×#41C2×C4116yes—
40C22×Q8C2311yescharacteristic
41C22×D4C2313yes—
42C23×C4C2313yes—
43C23×C4C23112yes—
44C23×C4C2313yes—
45C23×C4C2313yes—
46C4×Q8C2×C418yescomplemented
47C4×Q8C2×C418yescomplemented
48C4×Q8C2×C4132yescomplemented
49C4×D4C2×C4124yescomplemented
50C4×D4C2×C4124yescomplemented
51C4×D4C2×C4196yescomplemented
52#117C2×C4124yescomplemented
53#117C2×C4148yescomplemented
54C2×C4⋊C4C2×C4148yescomplemented
55C2×C4⋊C4C2316yes—
56C2×C4⋊C4C23112yes—
57C2×C4⋊C4C2312yes—
58C2×C4⋊C4C2313yes—
59C2×C4⋊C4C2313yes—
60C2×C22⋊C4C23112yes—
61C2×C22⋊C4C2316yes—
62C2×C42—412no—
63C2×C42C2×C4124yescomplemented
64C2×C42C2312yes—
65C2×C42C2316yes—
66C2×C42C23112yes—
67C2×C42C23112yes—
68C2×C42C2313yes—
69C2×C42C23112yes—
70C2×C42C2313yes—
71C2×C42C2313yes—
72C2×C42C2311yescharacteristic
73#95C2316yes—
74#95C23112yes—
75#95C2312yes—
76#95C23112yes—
77C24C2413yes—
78#41C42164yescomplemented
79C2×Q8C22×C414yes—
80C2×Q8C22×C418yes—
81C2×D4C22×C4112yes—
82C2×D4C22×C4124yes—
83C22×C4—26no—
84C22×C4—26no—
85C22×C4—412no—
86C22×C4—46no—
87C22×C4—412no—
88C22×C4C22×C4112yes—
89C22×C4C22×C4112yes—
90C22×C4C22×C4148yes—
91C22×C4C22×C4112yes—
92C22×C4C22×C4124yes—
93C22×C4C2411yescharacteristic
94C22×C4C2414yes—
95C22×C4C2413yes—
96C22×C4C2413yes—
97C22×C4C24112yes—
98C22×C4C2413yes—
99C22×C4C2411yescharacteristic
100C22×C4C2411yescharacteristic
101C4⋊C4C22×C4124yes—
102C4⋊C4C22×C4148yes—
103C4⋊C4C22×C418yes—
104C4⋊C4C22×C4112yes—
105C4⋊C4C22×C4112yes—
106C22⋊C4C22×C4148yes—
107C22⋊C4C22×C4124yes—
108C42—212no—
109C42—24no—
110C42—412no—
111C42—412no—
112C42C22×C414yes—
113C42C22×C4112yes—
114C42C22×C4112yes—
115C42C22×C4112yes—
116C42C22×C4148yes—
117C23—23no—
118C23—23no—
119C23—26no—
120C23C23×C416yes—
121C23C23×C4112yes—
122C23C2511yescharacteristic
123Q8C2×C42116yescomplemented
124D4C2×C42148yescomplemented
125C2×C4—212no—
126C2×C4—23no—
127C2×C4—24no—
128C2×C4—23no—
129C2×C4—24no—
130C2×C4—26no—
131C2×C4—212no—
132C2×C4—22no—
133C2×C4—224no—
134C2×C4—412no—
135C2×C4—448no—
136C2×C4C2×C42148yescomplemented
137C2×C4C23×C412yes—
138C2×C4C23×C418yes—
139C2×C4C23×C416yes—
140C2×C4C23×C416yes—
141C2×C4C23×C4124yes—
142C2×C4C23×C412yes—
143C2×C4C23×C412yes—
144C2×C4C23×C416yes—
145C2×C4C23×C4112yes—
146C2×C4C23×C414yes—
147C2×C4H(5,𝔽2)12yes—
148C2×C42−1+412yes—
149C22—26no—
150C22—26no—
151C22—212no—
152C22—212no—
153C22C22×C42112yes—
154C22C24×C411yescharacteristic
155C22C24×C412yes—
156C22C2×H(5,𝔽2)11yescharacteristic
157C22C2×2−1+411yescharacteristic
158C22#58512yes—
159C4—26no—
160C4—22no—
161C4—26no—
162C4—224no—
163C4—28no—
164C4C22×C4214yes—
165C4C22×C42112yes—
166C4#52014yesdirect product factor
167C2—212no—
168C2C23×C4211yescharacteristic
169C2C2×#52011yescharacteristic
170C2#342811yescharacteristic
171C2C4×H(5,𝔽2)12yes—
172C2C4×2−1+412yes—
subgroupG/H
centerC22×C4C24
commutatorC2C23×C42
Frattini, socle, cosocleC23C25
prime radicalC22×#41C22
LCSG ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ G
LECSG ▷ C23 ▷ C1

Complements

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

NH ≅ G/Ntype
3. #2276C2semidirect
4. #2275C2semidirect
5. #2274C2semidirect
6. C42×Q8C2semidirect
7. C42×D4C2semidirect
8. C4×#117C2semidirect
9. C2×C4×C4⋊C4C2semidirect
11. #520C4direct (N × H)
12. C4×#41C4semidirect
46. C4×Q8C2×C4semidirect
47. C4×Q8C2×C4semidirect
48. C4×Q8C2×C4semidirect
49. C4×D4C2×C4semidirect
50. C4×D4C2×C4semidirect
51. C4×D4C2×C4semidirect
52. #117C2×C4semidirect
53. #117C2×C4semidirect
54. C2×C4⋊C4C2×C4semidirect
63. C2×C42C2×C4semidirect
78. #41C42semidirect
123. Q8C2×C42semidirect
124. D4C2×C42semidirect
136. C2×C4C2×C42semidirect
166. C4#520direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#5202
C2×C4×#412
#22762
#22752
#22742
C42×Q82
C42×D42
C4×#1172
C2×C4×C4⋊C42