Subgroups — #31800380

Order 17728.

122 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×Dic₁₁₀₈	C₂	1	1	yes	maximal, characteristic
2	C₂×#17984553	C₂	1	2	yes	maximal
3	#22579878	C₂	1	2	yes	maximal
4	C₈×Dic₂₇₇	C₂	1	1	yes	maximal, characteristic
5	C₂×Q₁₆×C₂₇₇	C₂	1	1	yes	maximal, characteristic
6	C₂×Dic₅₅₄	C₂²	1	2	yes	—
7	Dic₁₁₀₈	—	2	2	no	—
8	#17984553	—	2	4	no	—
9	C₂×#14555660	C₂²	1	1	yes	characteristic
10	#17984542	—	2	4	no	—
11	C₄×Dic₂₇₇	C₂²	1	1	yes	characteristic
12	C₂×Q₈×C₂₇₇	C₂²	1	2	yes	—
13	Q₁₆×C₂₇₇	—	2	2	no	—
14	C₂×C₈×C₂₇₇	C₂²	1	1	yes	characteristic
15	Dic₅₅₄	—	2	2	no	—
16	Dic₅₅₄	—	2	2	no	—
17	C₂×Dic₂₇₇	—	2	2	no	—
18	C₂×Dic₂₇₇	D₄	1	2	yes	—
19	#14555660	D₄	1	2	yes	—
20	Q₈×C₂₇₇	—	2	2	no	—
21	Q₈×C₂₇₇	—	2	2	no	—
22	C₂×C₄×C₂₇₇	—	2	2	no	—
23	C₂×C₄×C₂₇₇	C₂³	1	1	yes	characteristic
24	C₈×C₂₇₇	D₄	1	2	yes	—
25	C₂²×C₂₇₇	C₂×D₄	1	1	yes	characteristic
26	C₄×C₂₇₇	—	4	2	no	—
27	C₄×C₂₇₇	C₂×D₄	1	1	yes	characteristic
28	C₄×C₂₇₇	C₂×D₄	1	1	yes	characteristic
29	Dic₂₇₇	—	4	2	no	—
30	Dic₂₇₇	Q₁₆	1	4	yes	complemented
31	C₂×C₂₇₇	#127	1	1	yes	characteristic
32	C₂×C₂₇₇	C₂×Q₁₆	1	2	yes	—
33	C₂₇₇	#494	1	1	yes	characteristic, complemented, Sylow
34	#494	—	277	1	no	maximal, Sylow
35	C₂×Q₁₆	—	277	2	no	—
36	C₂×Q₁₆	—	277	1	no	—
37	C₂×Q₁₆	D₂₇₇	1	1	yes	characteristic
38	C₄⋊Q₈	—	277	2	no	—
39	C₄×C₈	—	277	1	no	—
40	C₂×Q₈	—	277	2	no	—
41	C₂×Q₈	C₂×D₂₇₇	1	2	yes	—
42	Q₁₆	—	2	2	no	—
43	Q₁₆	—	554	4	no	—
44	Q₁₆	—	554	2	no	—
45	C₂×C₈	—	277	1	no	—
46	C₂×C₈	C₂×D₂₇₇	1	1	yes	characteristic
47	C₄⋊C₄	—	554	4	no	—
48	C₄²	—	277	1	no	—
49	Q₈	—	2	2	no	—
50	Q₈	—	2	2	no	—
51	Q₈	—	554	2	no	—
52	Q₈	—	554	2	no	—
53	C₂×C₄	—	2	2	no	—
54	C₂×C₄	—	277	2	no	—
55	C₂×C₄	—	554	2	no	—
56	C₂×C₄	C₂²×D₂₇₇	1	1	yes	characteristic
57	C₈	—	277	2	no	—
58	C₈	C₂²⋊D₂₇₇	1	2	yes	—
59	C₂²	D₄×D₂₇₇	1	1	yes	characteristic
60	C₄	—	4	2	no	—
61	C₄	—	277	4	no	—
62	C₄	—	1108	2	no	—
63	C₄	D₄×D₂₇₇	1	1	yes	characteristic
64	C₄	C₂×C₂²⋊D₂₇₇	1	1	yes	characteristic
65	C₂	#22579876	1	1	yes	characteristic
66	C₂	Q₁₆×D₂₇₇	1	2	yes	—

	subgroup	G/H
center	C₂²	D₄×D₂₇₇
commutator, cosocle	C₂×C₄×C₂₇₇	C₂³
Frattini	C₂×C₄	C₂²×D₂₇₇
Fitting	C₂×Q₁₆×C₂₇₇	C₂
socle, prime radical	C₂²×C₂₇₇	C₂×D₄
hypercenter	C₂×Q₁₆	D₂₇₇
hypocenter	C₂₇₇	#494
LCS	G ▷ C₂×C₄×C₂₇₇ ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂² ◁ C₂×C₄ ◁ C₂×Q₁₆

Complements

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

N	H ≅ G/N	type
30. Dic₂₇₇	Q₁₆	semidirect
33. C₂₇₇	#494	semidirect

Maximal subgroups

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

subgroup	index
C₂×Dic₁₁₀₈	2
C₂×#17984553	2
#22579878	2
C₈×Dic₂₇₇	2
C₂×Q₁₆×C₂₇₇	2
#494	277