Subgroups — #31800614

Order 17728.

192 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	#22579880	C₂	1	1	yes	maximal, characteristic, complemented
2	#22579873	C₂	1	4	yes	maximal
3	#22579872	C₂	1	1	yes	maximal, characteristic, complemented
4	#22579870	C₂	1	4	yes	maximal, complemented
5	#22579859	C₂	1	2	yes	maximal
6	C₄×Dic₅₅₄	C₂	1	2	yes	maximal, complemented
7	#117×C₂₇₇	C₂	1	1	yes	maximal, characteristic
8	C₂×Dic₅₅₄	C₂²	1	2	yes	—
9	C₄⋊Dic₂₇₇	C₂²	1	2	yes	—
10	C₄⋊Dic₂₇₇	C₂²	1	4	yes	—
11	#17984542	C₂²	1	4	yes	—
12	#17984542	C₂²	1	4	yes	—
13	#17984542	C₂²	1	4	yes	—
14	C₂²⋊Dic₂₇₇	C₂²	1	4	yes	—
15	C₄×Dic₂₇₇	C₂²	1	4	yes	—
16	C₂²×C₄×C₂₇₇	C₂²	1	1	yes	characteristic
17	C₄⋊C₄×C₂₇₇	C₂²	1	2	yes	—
18	C₂²⋊C₄×C₂₇₇	C₂²	1	2	yes	—
19	C₄²×C₂₇₇	C₂²	1	1	yes	characteristic
20	C₄²×C₂₇₇	C₂²	1	1	yes	characteristic
21	Dic₅₅₄	—	2	4	no	—
22	C₂×Dic₂₇₇	C₂³	1	4	yes	—
23	C₂×Dic₂₇₇	C₂³	1	4	yes	—
24	C₂³×C₂₇₇	C₂³	1	1	yes	characteristic
25	C₂×C₄×C₂₇₇	—	2	2	no	—
26	C₂×C₄×C₂₇₇	C₂³	1	2	yes	—
27	C₂×C₄×C₂₇₇	C₂³	1	2	yes	—
28	C₂×C₄×C₂₇₇	C₂³	1	1	yes	characteristic
29	C₂×C₄×C₂₇₇	C₂³	1	1	yes	characteristic
30	C₂²×C₂₇₇	—	2	1	no	—
31	C₂²×C₂₇₇	—	2	2	no	—
32	C₂²×C₂₇₇	C₂⁴	1	1	yes	characteristic
33	C₄×C₂₇₇	—	2	1	no	—
34	C₄×C₂₇₇	—	2	2	no	—
35	C₄×C₂₇₇	—	2	2	no	—
36	C₄×C₂₇₇	#41	1	2	yes	—
37	Dic₂₇₇	—	2	4	no	—
38	Dic₂₇₇	—	2	4	no	—
39	C₂×C₂₇₇	—	4	1	no	—
40	C₂×C₂₇₇	C₂×#41	1	1	yes	characteristic
41	C₂×C₂₇₇	2₋¹⁺⁴	1	2	yes	—
42	C₂₇₇	#541	1	1	yes	characteristic, complemented, Sylow
43	#541	—	277	1	no	maximal, Sylow
44	C₄⋊Q₈	—	277	1	no	—
45	#126	—	277	4	no	—
46	#125	—	277	4	no	—
47	#125	—	277	1	no	—
48	C₂²⋊Q₈	—	277	2	no	—
49	C₄×Q₈	—	277	2	no	—
50	#117	D₂₇₇	1	1	yes	characteristic
51	C₂×Q₈	—	277	2	no	—
52	C₂²×C₄	C₂×D₂₇₇	1	1	yes	characteristic
53	C₄⋊C₄	—	277	4	no	—
54	C₄⋊C₄	—	277	4	no	—
55	C₄⋊C₄	—	277	4	no	—
56	C₄⋊C₄	—	277	2	no	—
57	C₄⋊C₄	—	277	4	no	—
58	C₄⋊C₄	C₂×D₂₇₇	1	2	yes	—
59	C₂²⋊C₄	—	277	4	no	—
60	C₂²⋊C₄	C₂×D₂₇₇	1	2	yes	—
61	C₄²	—	277	4	no	—
62	C₄²	C₂×D₂₇₇	1	1	yes	characteristic
63	C₄²	C₂×D₂₇₇	1	1	yes	characteristic
64	C₂³	C₂²×D₂₇₇	1	1	yes	characteristic
65	Q₈	—	554	4	no	—
66	C₂×C₄	—	2	2	no	—
67	C₂×C₄	—	277	4	no	—
68	C₂×C₄	—	277	4	no	—
69	C₂×C₄	C₂²×D₂₇₇	1	2	yes	—
70	C₂×C₄	C₂²×D₂₇₇	1	2	yes	—
71	C₂×C₄	C₂²×D₂₇₇	1	1	yes	characteristic
72	C₂×C₄	C₂²×D₂₇₇	1	1	yes	characteristic
73	C₂²	—	2	1	no	—
74	C₂²	—	2	2	no	—
75	C₂²	C₂³×D₂₇₇	1	1	yes	characteristic
76	C₄	—	2	1	no	—
77	C₄	—	2	2	no	—
78	C₄	—	2	2	no	—
79	C₄	—	554	4	no	—
80	C₄	—	554	4	no	—
81	C₄	#17984563	1	2	yes	—
82	C₂	—	4	1	no	—
83	C₂	C₂×#17984563	1	1	yes	characteristic
84	C₂	#22579927	1	2	yes	—

	subgroup	G/H
center, Frattini	C₂²	C₂³×D₂₇₇
commutator, socle, cosocle	C₂²×C₂₇₇	C₂⁴
Fitting	#117×C₂₇₇	C₂
prime radical	C₂³×C₂₇₇	C₂³
hypercenter	#117	D₂₇₇
hypocenter	C₂₇₇	#541
LCS	G ▷ C₂²×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂² ◁ #117

Complements

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

N	H ≅ G/N	type
1. #22579880	C₂	semidirect
3. #22579872	C₂	semidirect
4. #22579870	C₂	semidirect
6. C₄×Dic₅₅₄	C₂	semidirect
42. C₂₇₇	#541	semidirect

Maximal subgroups

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

subgroup	index
#22579880	2
#22579873	2
#22579872	2
#22579870	2
#22579859	2
C₄×Dic₅₅₄	2
#117×C₂₇₇	2
#541	277