Finite Group Databasebeta

← Dic7×D20 #11764840

Subgroups — Dic7×D20 #11764840

Order 1120.

188 conjugacy classes of subgroups; only the 72 normal subgroups are shown.

normal subgroups only

This group has 188 conjugacy classes of subgroups — too many to draw. Only its 72 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×C7×D20C211yesmaximal, characteristic
2C2×D5×Dic7C212yesmaximal, complemented
3C4⋊Dic35C211yesmaximal, characteristic, complemented
4C4×C5×Dic7C211yesmaximal, characteristic, complemented
5#10587855C212yesmaximal, complemented
6C22×C7×D5C2212yes—
7C2×C4×C5×C7C2211yescharacteristic
8C2×Dic35C2212yes—
9C7×D20C414yescomplemented
10C2×C5×Dic7C2211yescharacteristic
11C2×C5×Dic7C2211yescharacteristic
12D5×Dic7—24no—
13D4×Dic7—51nomaximal, Hall
14C4×D20—71nomaximal, Hall
15C22×C5×C7C2311yescharacteristic
16C2×C7×D5—22no—
17C2×C7×D5—22no—
18C2×C7×D5C2×C414yescomplemented
19C4×C5×C7C2×C412yescomplemented
20Dic35—22no—
21C5×Dic7—21no—
22C5×Dic7D412yescomplemented
23C2×C7×D4—51no—
24C22×Dic7—52no—
25C22⋊Dic7—52no—
26C4⋊Dic7—51no—
27C4×Dic7D511yescharacteristic, complemented
28C2×D20D711yescharacteristic
29C2×C4×D5—72no—
30C42×C5—71no—
31#685—72no—
32C4⋊Dic5—71no—
33C2×C5×C7C22×C411yescharacteristic
34C2×C5×C7C2×D411yescharacteristic
35C2×C5×C7#4111yescharacteristic
36C7×D5—24no—
37C23×C7—52no—
38C7×D4—54no—
39C2×C4×C7C2×D511yescharacteristic
40C2×Dic7—52no—
41C2×Dic7—104no—
42C2×Dic7C2×D511yescharacteristic
43C2×Dic7C2×D511yescharacteristic
44C22×D5C2×D712yes—
45C2×C4×C5—71no—
46C2×C4×C5—71no—
47C2×C4×C5C2×D711yescharacteristic
48C2×Dic5—72no—
49D20Dic714yesdirect product factor
50C4×D5—144no—
51C5×C7C4×D411yescharacteristic, complemented, Hall
52C4×D4—351noSylow
53C22×C7—54no—
54C22×C7—102no—
55C22×C7—102no—
56C22×C7C22×D511yescharacteristic
57C4×C7C4×D512yescomplemented
58Dic7—21no—
59Dic7—102no—
60Dic7D2012yesdirect product factor
61C22×C5C22×D711yescharacteristic
62C2×D5—22no—
63C2×D5—22no—
64C2×D5C2×Dic714yescomplemented
65C4×C5—72no—
66C4×C5—141no—
67C4×C5C2×Dic712yescomplemented
68Dic5—142no—
69C2×D4—51no—
70C22×C4—352no—
71C4⋊C4—351no—
72C22⋊C4—352no—
73C42—71no—
74C2×C7—104no—
75C2×C7C2×C4×D511yescharacteristic
76C2×C7C2×D2011yescharacteristic
77C2×C7#70911yescharacteristic
78C2×C5D4×D711yescharacteristic
79C2×C5#115911yescharacteristic
80C2×C5C22×Dic711yescharacteristic
81D5—24no—
82C23—52no—
83D4—54no—
84C2×C4—71no—
85C2×C4—71no—
86C2×C4—352no—
87C2×C4—704no—
88C2×C4D5×D711yescharacteristic
89C7C4×D2011yescharacteristic, complemented, Sylow
90C5D4×Dic711yescharacteristic, complemented, Sylow
91C22—54no—
92C22—102no—
93C22—102no—
94C22C2×D5×D711yescharacteristic
95C4—72no—
96C4—141no—
97C4—702no—
98C4D5×Dic712yescomplemented
99C2—104no—
100C2#1058794511yescharacteristic
101C2D7×D2011yescharacteristic
102C2C2×D5×Dic711yescharacteristic
subgroupG/H
center, FrattiniC22C2×D5×D7
commutatorC2×C5×C7C22×C4
FittingC2×C4×C5×C7C22
socle, cosocleC22×C5×C7C23
prime radicalC2×C7×D20C2
hypercenterC2×C4D5×D7
hypocenterC5×C7C4×D4
LCSG ▷ C2×C5×C7 ▷ C5×C7
UCSC1 ◁ C22 ◁ C2×C4

Complements

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

NH ≅ G/Ntype
2. C2×D5×Dic7C2semidirect
3. C4⋊Dic35C2semidirect
4. C4×C5×Dic7C2semidirect
5. #10587855C2semidirect
9. C7×D20C4semidirect
18. C2×C7×D5C2×C4semidirect
19. C4×C5×C7C2×C4semidirect
22. C5×Dic7D4semidirect
27. C4×Dic7D5semidirect
49. D20Dic7direct (N × H)
51. C5×C7C4×D4semidirect
57. C4×C7C4×D5semidirect
60. Dic7D20direct (N × H)
64. C2×D5C2×Dic7semidirect
67. C4×C5C2×Dic7semidirect
89. C7C4×D20semidirect
90. C5D4×Dic7semidirect
98. C4D5×Dic7semidirect

Maximal subgroups

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

subgroupindex
C2×C7×D202
C2×D5×Dic72
C4⋊Dic352
C4×C5×Dic72
#105878552
D4×Dic75
C4×D207