Subgroups — C₂×#22579816 #31800048

Order 17728.

106 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×#17984547	C₂	1	2	yes	maximal
2	#22579816	C₂	1	4	yes	maximal, direct product factor
3	C₂²×C₈×C₂₇₇	C₂	1	1	yes	maximal, characteristic
4	#17984547	—	2	2	no	—
5	#17984547	C₂²	1	4	yes	—
6	C₂×#14555660	—	2	2	no	—
7	C₂²×C₄×C₂₇₇	C₂²	1	1	yes	characteristic
8	C₂×C₈×C₂₇₇	C₄	1	2	yes	—
9	C₂×C₈×C₂₇₇	C₄	1	2	yes	—
10	C₂×C₈×C₂₇₇	C₂²	1	2	yes	—
11	#14555660	—	2	4	no	—
12	C₂³×C₂₇₇	Q₈	1	1	yes	characteristic
13	C₂×C₄×C₂₇₇	C₂×C₄	1	1	yes	characteristic
14	C₂×C₄×C₂₇₇	C₂×C₄	1	1	yes	characteristic
15	C₂×C₄×C₂₇₇	D₄	1	1	yes	characteristic
16	C₂×C₄×C₂₇₇	D₄	1	1	yes	characteristic
17	C₂×C₄×C₂₇₇	Q₈	1	1	yes	characteristic
18	C₂×C₄×C₂₇₇	C₂³	1	1	yes	characteristic
19	C₈×C₂₇₇	C₂×C₄	1	4	yes	—
20	C₂²×C₂₇₇	—	2	2	no	—
21	C₂²×C₂₇₇	C₄⋊C₄	1	1	yes	characteristic
22	C₂²×C₂₇₇	C₄⋊C₄	1	1	yes	characteristic
23	C₂²×C₂₇₇	C₂×Q₈	1	1	yes	characteristic
24	C₄×C₂₇₇	C₄⋊C₄	1	1	yes	characteristic
25	C₄×C₂₇₇	C₄⋊C₄	1	1	yes	characteristic
26	C₄×C₂₇₇	C₂²×C₄	1	1	yes	characteristic
27	C₄×C₂₇₇	C₂×D₄	1	1	yes	characteristic
28	C₂×C₂₇₇	—	2	1	no	—
29	C₂×C₂₇₇	—	2	1	no	—
30	C₂×C₂₇₇	#108	1	2	yes	complemented
31	C₂×C₂₇₇	C₂×C₄⋊C₄	1	1	yes	characteristic
32	C₂₇₇	C₂×#108	1	1	yes	characteristic, complemented, Sylow
33	C₂×#108	—	277	1	no	maximal, Sylow
34	C₂×M₁₆	—	277	2	no	—
35	C₂²×C₈	D₂₇₇	1	1	yes	characteristic
36	#108	—	277	4	no	—
37	C₂²×C₄	C₂×D₂₇₇	1	1	yes	characteristic
38	M₁₆	—	277	4	no	—
39	M₁₆	—	554	2	no	—
40	C₂×C₈	—	554	2	no	—
41	C₂×C₈	Dic₂₇₇	1	2	yes	—
42	C₂×C₈	Dic₂₇₇	1	2	yes	—
43	C₂×C₈	C₂×D₂₇₇	1	2	yes	—
44	C₂³	Dic₅₅₄	1	1	yes	characteristic
45	C₂×C₄	C₂×Dic₂₇₇	1	1	yes	characteristic
46	C₂×C₄	C₂×Dic₂₇₇	1	1	yes	characteristic
47	C₂×C₄	D₁₁₀₈	1	1	yes	characteristic
48	C₂×C₄	D₁₁₀₈	1	1	yes	characteristic
49	C₂×C₄	Dic₅₅₄	1	1	yes	characteristic
50	C₂×C₄	C₂²×D₂₇₇	1	1	yes	characteristic
51	C₈	—	554	4	no	—
52	C₈	C₂×Dic₂₇₇	1	4	yes	—
53	C₂²	—	2	2	no	—
54	C₂²	C₄⋊Dic₂₇₇	1	1	yes	characteristic
55	C₂²	C₄⋊Dic₂₇₇	1	1	yes	characteristic
56	C₂²	C₂×Dic₅₅₄	1	1	yes	characteristic
57	C₄	C₄⋊Dic₂₇₇	1	1	yes	characteristic
58	C₄	C₄⋊Dic₂₇₇	1	1	yes	characteristic
59	C₄	C₂²×Dic₂₇₇	1	1	yes	characteristic
60	C₄	C₂×D₁₁₀₈	1	1	yes	characteristic
61	C₂	—	2	1	no	—
62	C₂	—	2	1	no	—
63	C₂	#22579816	1	2	yes	direct product factor
64	C₂	C₂×C₄⋊Dic₂₇₇	1	1	yes	characteristic

	subgroup	G/H
center	C₂×C₄	D₁₁₀₈
commutator	C₄×C₂₇₇	C₂²×C₄
Frattini	C₂×C₄	C₂²×D₂₇₇
Fitting	C₂²×C₈×C₂₇₇	C₂
socle	C₂²×C₂₇₇	C₄⋊C₄
prime radical	C₂³×C₂₇₇	Q₈
cosocle	C₂×C₄×C₂₇₇	C₂³
hypercenter	C₂²×C₈	D₂₇₇
hypocenter	C₂₇₇	C₂×#108
LCS	G ▷ C₄×C₂₇₇ ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂×C₄ ◁ C₂²×C₄ ◁ C₂²×C₈

Complements

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

N	H ≅ G/N	type
2. #22579816	C₂	direct (N × H)
30. C₂×C₂₇₇	#108	semidirect
32. C₂₇₇	C₂×#108	semidirect
63. C₂	#22579816	direct (N × H)

Maximal subgroups

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

subgroup	index
C₂×#17984547	2
#22579816	2
C₂²×C₈×C₂₇₇	2
C₂×#108	277

Subgroups — C2×#22579816 #31800048

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂×#22579816 #31800048