Finite Group Databasebeta

Subgroups — #30656752

Order 16448.

154 conjugacy classes of subgroups; only the 51 normal subgroups are shown.

normal subgroups only

This group has 154 conjugacy classes of subgroups — too many to draw. Only its 51 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	#41×D₂₅₇	C₂	1	1	yes	maximal, characteristic
2	M₁₆×D₂₅₇	C₂	1	1	yes	maximal, characteristic, complemented
3	#22551549	C₂	1	1	yes	maximal, characteristic, complemented
4	#22551520	C₂	1	1	yes	maximal, characteristic, complemented
5	#22551519	C₂	1	1	yes	maximal, characteristic, complemented
6	#22551518	C₂	1	1	yes	maximal, characteristic, complemented
7	#104×C₂₅₇	C₂	1	1	yes	maximal, characteristic, complemented
8	#16861619	C₄	1	1	yes	characteristic, complemented
9	#16861618	—	2	1	no	—
10	#16861618	C₂²	1	1	yes	characteristic
11	#16861617	—	2	1	no	—
12	#16861617	C₄	1	1	yes	characteristic, complemented
13	Q₈×D₂₅₇	C₄	1	1	yes	characteristic, complemented
14	D₄×D₂₅₇	—	2	1	no	—
15	D₄×D₂₅₇	C₄	1	1	yes	characteristic, complemented
16	C₂×C₄×D₂₅₇	—	2	1	no	—
17	C₂×C₄×D₂₅₇	C₂²	1	1	yes	characteristic
18	#16861602	C₂²	1	1	yes	characteristic, complemented
19	#16861601	—	2	1	no	—
20	C₈×D₂₅₇	—	2	1	no	—
21	#16861597	—	2	1	no	—
22	#16861595	—	2	1	no	—
23	C₄×Dic₂₅₇	C₂²	1	1	yes	characteristic, complemented
24	#41×C₂₅₇	C₂²	1	1	yes	characteristic
25	M₁₆×C₂₅₇	C₂²	1	1	yes	characteristic, complemented
26	C₄²×C₂₅₇	C₂²	1	1	yes	characteristic, complemented
27	C₂²×D₂₅₇	—	2	1	no	—
28	C₂²×D₂₅₇	D₄	1	1	yes	characteristic
29	Dic₅₁₄	—	2	1	no	—
30	Dic₅₁₄	C₂×C₄	1	1	yes	characteristic
31	D₁₀₂₈	—	2	1	no	—
32	D₁₀₂₈	C₂×C₄	1	1	yes	characteristic
33	C₂²⋊D₂₅₇	—	2	1	no	—
34	C₂²⋊D₂₅₇	—	2	1	no	—
35	C₂²⋊D₂₅₇	—	2	1	no	—
36	C₂×Dic₂₅₇	—	2	1	no	—
37	C₂×Dic₂₅₇	—	2	1	no	—
38	C₂×Dic₂₅₇	D₄	1	1	yes	characteristic
39	C₄×D₂₅₇	—	2	1	no	—
40	C₄×D₂₅₇	—	2	1	no	—
41	C₄×D₂₅₇	—	2	1	no	—
42	C₄×D₂₅₇	C₂×C₄	1	1	yes	characteristic
43	C₄×D₂₅₇	C₂×C₄	1	1	yes	characteristic
44	C₄×D₂₅₇	D₄	1	1	yes	characteristic
45	C₄×D₂₅₇	D₄	1	1	yes	characteristic
46	#14523339	—	2	1	no	—
47	Q₈×C₂₅₇	C₂×C₄	1	1	yes	characteristic
48	D₄×C₂₅₇	—	2	1	no	—
49	D₄×C₂₅₇	C₂×C₄	1	1	yes	characteristic
50	C₂×C₄×C₂₅₇	—	2	1	no	—
51	C₂×C₄×C₂₅₇	—	2	1	no	—
52	C₂×C₄×C₂₅₇	C₂³	1	1	yes	characteristic
53	C₈×C₂₅₇	—	2	1	no	—
54	C₂²×C₂₅₇	—	2	1	no	—
55	C₂²×C₂₅₇	C₂×D₄	1	1	yes	characteristic
56	C₂×D₂₅₇	—	2	1	no	—
57	C₂×D₂₅₇	—	4	1	no	—
58	C₂×D₂₅₇	—	4	2	no	—
59	C₂×D₂₅₇	C₂²⋊C₄	1	1	yes	characteristic
60	C₂×D₂₅₇	C₂²⋊C₄	1	1	yes	characteristic
61	C₄×C₂₅₇	—	2	1	no	—
62	C₄×C₂₅₇	—	4	1	no	—
63	C₄×C₂₅₇	C₂²×C₄	1	1	yes	characteristic
64	C₄×C₂₅₇	C₂×D₄	1	1	yes	characteristic
65	Dic₂₅₇	—	2	1	no	—
66	Dic₂₅₇	—	4	1	no	—
67	Dic₂₅₇	C₂²⋊C₄	1	1	yes	characteristic
68	Dic₂₅₇	C₂²⋊C₄	1	1	yes	characteristic
69	C₂×C₂₅₇	—	2	1	no	—
70	C₂×C₂₅₇	—	4	1	no	—
71	C₂×C₂₅₇	C₂×C₂²⋊C₄	1	1	yes	characteristic
72	D₂₅₇	—	2	1	no	—
73	D₂₅₇	—	2	1	no	—
74	D₂₅₇	—	4	1	no	—
75	C₂₅₇	#421	1	1	yes	characteristic, complemented, Sylow
76	#421	—	257	1	no	maximal, Sylow
77	C₂×#41	—	257	1	no	—
78	C₂×M₁₆	—	257	1	no	—
79	#117	—	257	1	no	—
80	#104	—	257	1	no	—
81	#104	—	257	1	no	—
82	#104	—	257	1	no	—
83	#104	D₂₅₇	1	1	yes	characteristic, complemented
84	#41	—	257	1	no	—
85	#41	—	257	1	no	—
86	#41	—	257	1	no	—
87	#41	—	514	1	no	—
88	#41	—	514	1	no	—
89	#41	C₂×D₂₅₇	1	1	yes	characteristic
90	C₂×Q₈	—	257	1	no	—
91	C₂×D₄	—	257	1	no	—
92	C₂×D₄	—	514	1	no	—
93	C₂²×C₄	—	257	1	no	—
94	C₂²×C₄	—	514	1	no	—
95	M₁₆	—	257	1	no	—
96	M₁₆	—	514	1	no	—
97	M₁₆	C₂×D₂₅₇	1	1	yes	characteristic, complemented
98	C₂×C₈	—	514	1	no	—
99	C₄⋊C₄	—	514	1	no	—
100	C₂²⋊C₄	—	514	1	no	—
101	C₄²	—	257	1	no	—
102	C₄²	C₂×D₂₅₇	1	1	yes	characteristic, complemented
103	C₂³	—	257	1	no	—
104	C₂³	—	514	1	no	—
105	Q₈	—	257	1	no	—
106	Q₈	—	514	1	no	—
107	Q₈	C₄×D₂₅₇	1	1	yes	characteristic
108	D₄	—	257	1	no	—
109	D₄	—	2	1	no	—
110	D₄	—	514	1	no	—
111	D₄	—	514	1	no	—
112	D₄	—	514	1	no	—
113	D₄	—	514	1	no	—
114	D₄	C₄×D₂₅₇	1	1	yes	characteristic
115	C₂×C₄	—	257	1	no	—
116	C₂×C₄	—	257	1	no	—
117	C₂×C₄	—	257	1	no	—
118	C₂×C₄	—	257	1	no	—
119	C₂×C₄	—	257	1	no	—
120	C₂×C₄	—	2	1	no	—
121	C₂×C₄	—	2	1	no	—
122	C₂×C₄	—	514	1	no	—
123	C₂×C₄	—	514	1	no	—
124	C₂×C₄	—	514	1	no	—
125	C₂×C₄	—	514	1	no	—
126	C₂×C₄	—	514	1	no	—
127	C₂×C₄	C₂²×D₂₅₇	1	1	yes	characteristic
128	C₈	—	2	1	no	—
129	C₈	—	514	1	no	—
130	C₂²	—	257	1	no	—
131	C₂²	—	257	1	no	—
132	C₂²	—	2	1	no	—
133	C₂²	—	514	1	no	—
134	C₂²	—	1028	1	no	—
135	C₂²	—	1028	2	no	—
136	C₂²	D₄×D₂₅₇	1	1	yes	characteristic
137	C₄	—	257	1	no	—
138	C₄	—	257	1	no	—
139	C₄	—	2	1	no	—
140	C₄	—	514	1	no	—
141	C₄	—	4	1	no	—
142	C₄	—	1028	1	no	—
143	C₄	C₂×C₄×D₂₅₇	1	1	yes	characteristic
144	C₄	D₄×D₂₅₇	1	1	yes	characteristic
145	C₂	—	2	1	no	—
146	C₂	—	514	1	no	—
147	C₂	—	514	1	no	—
148	C₂	—	4	1	no	—
149	C₂	—	1028	1	no	—
150	C₂	C₂²⋊C₄×D₂₅₇	1	1	yes	characteristic

	subgroup	G/H
center	C₄	D₄×D₂₅₇
commutator	C₄×C₂₅₇	C₂²×C₄
Frattini	C₂×C₄	C₂²×D₂₅₇
Fitting	#104×C₂₅₇	C₂
socle	C₂×C₂₅₇	C₂×C₂²⋊C₄
prime radical	#41×D₂₅₇	C₂
cosocle	C₂×C₄×C₂₅₇	C₂³
hypercenter	#104	D₂₅₇
hypocenter	C₂₅₇	#421
LCS	G ▷ C₄×C₂₅₇ ▷ C₂×C₂₅₇ ▷ C₂₅₇
UCS	C₁ ◁ C₄ ◁ C₂×C₄ ◁ #104

Complements

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

N	H ≅ G/N	type
2. M₁₆×D₂₅₇	C₂	semidirect
3. #22551549	C₂	semidirect
4. #22551520	C₂	semidirect
5. #22551519	C₂	semidirect
6. #22551518	C₂	semidirect
7. #104×C₂₅₇	C₂	semidirect
8. #16861619	C₄	semidirect
12. #16861617	C₄	semidirect
13. Q₈×D₂₅₇	C₄	semidirect
15. D₄×D₂₅₇	C₄	semidirect
18. #16861602	C₂²	semidirect
23. C₄×Dic₂₅₇	C₂²	semidirect
25. M₁₆×C₂₅₇	C₂²	semidirect
26. C₄²×C₂₅₇	C₂²	semidirect
75. C₂₅₇	#421	semidirect
83. #104	D₂₅₇	semidirect
97. M₁₆	C₂×D₂₅₇	semidirect
102. C₄²	C₂×D₂₅₇	semidirect

Maximal subgroups

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

subgroup	index
#41×D₂₅₇	2
M₁₆×D₂₅₇	2
#22551549	2
#22551520	2
#22551519	2
#22551518	2
#104×C₂₅₇	2
#421	257