Finite Group Databasebeta

← C2×C4⋊#674 #10604149

Subgroups — C2×C4⋊#674 #10604149

Order 640.

184 conjugacy classes of subgroups; only the 122 normal subgroups are shown.

normal subgroups only

This group has 184 conjugacy classes of subgroups — too many to draw. Only its 122 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
1C22×#674C212yesmaximal
2C2×C4×#168C211yesmaximal, characteristic
3C4⋊#674C214yesmaximal, direct product factor
4C2×C42×C5C411yescharacteristic
5C22×#168C411yescharacteristic
6C22×#168C2211yescharacteristic
7C2×#674—24no—
8C2×#674C2214yes—
9C4×#168C412yes—
10C4×#168C2212yes—
11C2×C4⋊C16—51nomaximal, Sylow
12C22×C4×C5C811yescharacteristic
13C22×C4×C5C811yescharacteristic
14C22×C4×C5C2×C411yescharacteristic
15C42×C5C812yes—
16C42×C5C2×C412yes—
17C2×#168—22no—
18C2×#168C2×C412yes—
19C2×#168C2×C411yescharacteristic
20C2×#168D412yes—
21C2×#168Q812yes—
22C2×#168C2311yescharacteristic
23#674—24no—
24C22×C16—52no—
25C2×C4×C8—51no—
26C4⋊C16—54no—
27C23×C5C2×C811yescharacteristic
28C2×C4×C5—22no—
29C2×C4×C5C1614yescomplemented
30C2×C4×C5C4⋊C412yes—
31C2×C4×C5C2×C812yes—
32C2×C4×C5C2×C811yescharacteristic
33C2×C4×C5C2×C812yes—
34C2×C4×C5M1612yes—
35C2×C4×C5C22×C411yescharacteristic
36#168—22no—
37#168C4⋊C412yes—
38#168C2×D411yescharacteristic
39#168C2×Q811yescharacteristic
40C22×C8—51no—
41C22×C8—51no—
42C2×C42AGL(1,𝔽5)11yescharacteristic
43C2×C16—54no—
44C2×C16—104no—
45C4×C8—52no—
46C4×C8—52no—
47C22×C5C4⋊C812yes—
48C22×C5C2×C1612yes—
49C22×C5M3212yes—
50C22×C5C22×C811yescharacteristic
51C4×C5—22no—
52C4×C5C4⋊C812yes—
53C4×C5C2×C1614yescomplemented
54C4×C5C2×C4⋊C411yescharacteristic
55C4×C5C2×M1611yescharacteristic
56C22×C4#17011yescharacteristic
57C22×C4#17011yescharacteristic
58C22×C4C2×AGL(1,𝔽5)11yescharacteristic
59C2×C8—52no—
60C2×C8—52no—
61C2×C8—51no—
62C2×C8—51no—
63C2×C8—52no—
64C2×C8—102no—
65C42#17012yes—
66C42C2×AGL(1,𝔽5)12yes—
67C16—104no—
68C2×C5C4⋊C1614yescomplemented
69C2×C5C2×C4⋊C811yescharacteristic
70C2×C5C22×C1611yescharacteristic
71C2×C5C2×M3211yescharacteristic
72C23C2×#17011yescharacteristic
73C2×C4—22no—
74C2×C4#67414yescomplemented
75C2×C4#70012yes—
76C2×C4C4⋊AGL(1,𝔽5)12yes—
77C2×C4C2×#17012yes—
78C2×C4C2×#17012yes—
79C2×C4C2×#17011yescharacteristic
80C2×C4C22×AGL(1,𝔽5)11yescharacteristic
81C8—51no—
82C8—52no—
83C8—51no—
84C8—102no—
85C5C2×C4⋊C1611yescharacteristic, complemented, Sylow
86C22C2×#67412yes—
87C22#399812yes—
88C22C4⋊#17012yes—
89C22C22×#17011yescharacteristic
90C4—22no—
91C4C2×#67414yescomplemented
92C4C4⋊#17012yes—
93C4C2×#70011yescharacteristic
94C4C2×C4⋊AGL(1,𝔽5)11yescharacteristic
95C2C4⋊#67414yesdirect product factor
96C2C22×#67411yescharacteristic
97C2C2×#399811yescharacteristic
98C2C2×C4⋊#17011yescharacteristic
subgroupG/H
centerC22×C4C2×AGL(1,𝔽5)
commutatorC2×C5C22×C16
FrattiniC2×C4C22×AGL(1,𝔽5)
FittingC2×C42×C5C4
socle, prime radicalC23×C5C2×C8
cosocleC2×#168C23
hypercenterC2×C42AGL(1,𝔽5)
hypocenterC5C2×C4⋊C16
LCSG ▷ C2×C5 ▷ C5
UCSC1 ◁ C22×C4 ◁ C2×C42

Complements

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

NH ≅ G/Ntype
3. C4⋊#674C2direct (N × H)
29. C2×C4×C5C16semidirect
53. C4×C5C2×C16semidirect
68. C2×C5C4⋊C16semidirect
74. C2×C4#674semidirect
85. C5C2×C4⋊C16semidirect
91. C4C2×#674semidirect
95. C2C4⋊#674direct (N × H)

Maximal subgroups

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

subgroupindex
C22×#6742
C2×C4×#1682
C4⋊#6742
C2×C4⋊C165