Subgroups — C₁₉×#8164 #18014123

Order 4864.

518 conjugacy classes of subgroups.

The subgroup lattice has 246 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₈×D₄×C₁₉	C₂	1	1	yes	maximal, characteristic
2	C₄×C₁₉×#100	C₂	1	1	yes	maximal, characteristic
3	C₁₉×#1460	C₂	1	1	yes	maximal, characteristic
4	C₁₉×#1451	C₂	1	2	yes	maximal, complemented
5	C₁₉×#1283	C₂	1	2	yes	maximal, complemented
6	C₂³×C₈×C₁₉	C₄	1	2	yes	—
7	C₂×C₄×D₄×C₁₉	C₂²	1	1	yes	characteristic
8	C₈×D₄×C₁₉	—	2	2	no	—
9	C₈×D₄×C₁₉	—	2	2	no	—
10	C₁₉×#431	C₂²	1	2	yes	—
11	C₂×C₁₉×C₄⋊C₈	C₂²	1	1	yes	characteristic
12	C₂×C₁₉×#100	C₄	1	2	yes	—
13	C₂×C₁₉×C₂²⋊C₈	C₄	1	2	yes	—
14	C₄×M₁₆×C₁₉	C₂²	1	2	yes	—
15	C₂×C₄×C₈×C₁₉	C₂²	1	1	yes	characteristic
16	C₁₉×#343	C₄	1	2	yes	—
17	C₁₉×#323	C₄	1	4	yes	—
18	C₁₉×#322	—	2	2	no	—
19	C₁₉×#322	—	2	2	no	—
20	C₂²×D₄×C₁₉	C₂×C₄	1	1	yes	characteristic
21	C₂³×C₄×C₁₉	C₂×C₄	1	2	yes	—
22	C₂×M₁₆×C₁₉	C₂×C₄	1	4	yes	—
23	C₂²×C₈×C₁₉	—	2	2	no	—
24	C₂²×C₈×C₁₉	—	2	2	no	—
25	C₂²×C₈×C₁₉	—	4	4	no	—
26	C₂²×C₈×C₁₉	C₂×C₄	1	1	yes	characteristic
27	C₂²×C₈×C₁₉	C₂×C₄	1	2	yes	—
28	C₂²×C₈×C₁₉	C₂×C₄	1	1	yes	characteristic
29	C₄×D₄×C₁₉	—	2	2	no	—
30	C₄×D₄×C₁₉	—	2	2	no	—
31	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	1	yes	characteristic
32	C₂×C₂²⋊C₄×C₁₉	C₂×C₄	1	2	yes	—
33	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
34	C₁₉×C₄⋊C₈	—	2	2	no	—
35	C₁₉×C₄⋊C₈	—	2	2	no	—
36	C₁₉×#100	—	2	4	no	—
37	C₁₉×C₂²⋊C₈	—	2	4	no	—
38	C₁₉×C₂²⋊C₈	C₂×C₄	1	4	yes	—
39	C₁₉×#97	—	2	2	no	—
40	C₄×C₈×C₁₉	—	2	2	no	—
41	C₄×C₈×C₁₉	—	2	2	no	—
42	C₄×C₈×C₁₉	D₄	1	2	yes	—
43	C₄×C₈×C₁₉	D₄	1	2	yes	—
44	C₂⁴×C₁₉	C₄²	1	2	yes	—
45	C₂×D₄×C₁₉	—	2	2	no	—
46	C₂×D₄×C₁₉	—	2	2	no	—
47	C₂×D₄×C₁₉	M₁₆	1	4	yes	—
48	C₂²×C₄×C₁₉	—	2	2	no	—
49	C₂²×C₄×C₁₉	—	2	2	no	—
50	C₂²×C₄×C₁₉	—	4	2	no	—
51	C₂²×C₄×C₁₉	—	4	2	no	—
52	C₂²×C₄×C₁₉	C₄²	1	2	yes	—
53	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
54	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
55	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
56	M₁₆×C₁₉	—	2	4	no	—
57	M₁₆×C₁₉	—	2	4	no	—
58	C₂×C₈×C₁₉	—	2	2	no	—
59	C₂×C₈×C₁₉	—	2	2	no	—
60	C₂×C₈×C₁₉	—	2	4	no	—
61	C₂×C₈×C₁₉	—	2	4	no	—
62	C₂×C₈×C₁₉	—	4	1	no	—
63	C₂×C₈×C₁₉	—	4	4	no	—
64	C₂×C₈×C₁₉	—	4	4	no	—
65	C₂×C₈×C₁₉	—	4	2	no	—
66	C₂×C₈×C₁₉	C₂²⋊C₄	1	1	yes	characteristic
67	C₂×C₈×C₁₉	C₂²⋊C₄	1	2	yes	—
68	C₂×C₈×C₁₉	C₂²⋊C₄	1	1	yes	characteristic
69	C₄⋊C₄×C₁₉	—	2	2	no	—
70	C₂²⋊C₄×C₁₉	—	2	4	no	—
71	C₄²×C₁₉	C₂×D₄	1	2	yes	—
72	C₄²×C₁₉	#41	1	2	yes	—
73	#8164	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
74	C₂³×C₁₉	—	2	2	no	—
75	C₂³×C₁₉	—	2	2	no	—
76	C₂³×C₁₉	—	4	2	no	—
77	C₂³×C₁₉	—	4	2	no	—
78	C₂³×C₁₉	#97	1	4	yes	—
79	C₂³×C₁₉	C₂×C₄²	1	1	yes	characteristic
80	D₄×C₁₉	—	2	8	no	—
81	C₂×C₄×C₁₉	—	2	1	no	—
82	C₂×C₄×C₁₉	—	2	1	no	—
83	C₂×C₄×C₁₉	—	2	2	no	—
84	C₂×C₄×C₁₉	—	4	1	no	—
85	C₂×C₄×C₁₉	—	4	4	no	—
86	C₂×C₄×C₁₉	—	4	2	no	—
87	C₂×C₄×C₁₉	—	4	2	no	—
88	C₂×C₄×C₁₉	—	4	2	no	—
89	C₂×C₄×C₁₉	C₂×C₂²⋊C₄	1	1	yes	characteristic
90	C₂×C₄×C₁₉	#117	1	1	yes	characteristic
91	C₂×C₄×C₁₉	C₄×D₄	1	2	yes	—
92	C₂×C₄×C₁₉	C₄×D₄	1	2	yes	—
93	C₂×C₄×C₁₉	C₂×M₁₆	1	2	yes	—
94	C₂×C₄×C₁₉	#131	1	2	yes	—
95	C₈×C₁₉	—	2	1	no	—
96	C₈×C₁₉	—	2	2	no	—
97	C₈×C₁₉	—	4	4	no	—
98	C₈×C₁₉	—	4	2	no	—
99	C₈×C₁₉	—	4	4	no	—
100	C₈×C₁₉	#100	1	2	yes	complemented
101	C₂×C₈×D₄	C₂×C₁₉	1	1	yes	characteristic
102	C₄×#100	C₂×C₁₉	1	1	yes	characteristic
103	#1460	C₂×C₁₉	1	1	yes	characteristic
104	#1451	C₂×C₁₉	1	2	yes	complemented
105	#1283	C₂×C₁₉	1	2	yes	complemented
106	C₂²×C₁₉	—	2	1	no	—
107	C₂²×C₁₉	—	2	1	no	—
108	C₂²×C₁₉	—	2	4	no	—
109	C₂²×C₁₉	—	4	4	no	—
110	C₂²×C₁₉	—	4	4	no	—
111	C₂²×C₁₉	—	4	2	no	—
112	C₂²×C₁₉	—	4	2	no	—
113	C₂²×C₁₉	C₄×C₂²⋊C₄	1	1	yes	characteristic
114	C₂²×C₁₉	C₂×#97	1	1	yes	characteristic
115	C₂²×C₁₉	#405	1	1	yes	characteristic
116	C₄×C₁₉	—	2	1	no	—
117	C₄×C₁₉	—	2	2	no	—
118	C₄×C₁₉	—	4	2	no	—
119	C₄×C₁₉	C₂×#100	1	1	yes	characteristic
120	C₄×C₁₉	#413	1	1	yes	characteristic
121	C₄×C₁₉	#435	1	4	yes	—
122	C₂³×C₈	C₄×C₁₉	1	2	yes	—
123	C₂×C₄×D₄	C₂²×C₁₉	1	1	yes	characteristic
124	C₈×D₄	—	2	2	no	—
125	C₈×D₄	—	2	2	no	—
126	#431	C₂²×C₁₉	1	2	yes	—
127	C₂×C₄⋊C₈	C₂²×C₁₉	1	1	yes	characteristic
128	C₂×#100	C₄×C₁₉	1	2	yes	—
129	C₂×C₂²⋊C₈	C₄×C₁₉	1	2	yes	—
130	C₄×M₁₆	C₂²×C₁₉	1	2	yes	—
131	C₂×C₄×C₈	C₂²×C₁₉	1	1	yes	characteristic
132	#343	C₄×C₁₉	1	2	yes	—
133	#323	C₄×C₁₉	1	4	yes	—
134	#322	—	2	2	no	—
135	#322	—	2	2	no	—
136	C₂×C₁₉	—	2	1	no	—
137	C₂×C₁₉	—	2	1	no	—
138	C₂×C₁₉	—	4	4	no	—
139	C₂×C₁₉	#1752	1	1	yes	characteristic
140	C₂×C₁₉	C₄×#100	1	1	yes	characteristic
141	C₂×C₁₉	#1757	1	1	yes	characteristic
142	C₂²×D₄	C₂×C₄×C₁₉	1	1	yes	characteristic
143	C₂³×C₄	C₂×C₄×C₁₉	1	2	yes	—
144	C₂×M₁₆	C₂×C₄×C₁₉	1	4	yes	—
145	C₂²×C₈	—	2	2	no	—
146	C₂²×C₈	—	2	2	no	—
147	C₂²×C₈	—	4	4	no	—
148	C₂²×C₈	C₂×C₄×C₁₉	1	1	yes	characteristic
149	C₂²×C₈	C₂×C₄×C₁₉	1	2	yes	—
150	C₂²×C₈	C₂×C₄×C₁₉	1	1	yes	characteristic
151	C₄×D₄	—	2	2	no	—
152	C₄×D₄	—	2	2	no	—
153	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	1	yes	characteristic
154	C₂×C₂²⋊C₄	C₂×C₄×C₁₉	1	2	yes	—
155	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
156	C₄⋊C₈	—	2	2	no	—
157	C₄⋊C₈	—	2	2	no	—
158	#100	—	2	4	no	—
159	C₂²⋊C₈	—	2	4	no	—
160	C₂²⋊C₈	C₂×C₄×C₁₉	1	4	yes	—
161	#97	—	2	2	no	—
162	C₄×C₈	—	2	2	no	—
163	C₄×C₈	—	2	2	no	—
164	C₄×C₈	D₄×C₁₉	1	2	yes	—
165	C₄×C₈	D₄×C₁₉	1	2	yes	—
166	C₁₉	#8164	1	1	yes	characteristic, direct product factor, Sylow
167	C₂⁴	C₄²×C₁₉	1	2	yes	—
168	C₂×D₄	—	2	2	no	—
169	C₂×D₄	—	2	2	no	—
170	C₂×D₄	M₁₆×C₁₉	1	4	yes	—
171	C₂²×C₄	—	2	2	no	—
172	C₂²×C₄	—	2	2	no	—
173	C₂²×C₄	—	4	2	no	—
174	C₂²×C₄	—	4	2	no	—
175	C₂²×C₄	C₄²×C₁₉	1	2	yes	—
176	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
177	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
178	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
179	M₁₆	—	2	4	no	—
180	M₁₆	—	2	4	no	—
181	C₂×C₈	—	2	2	no	—
182	C₂×C₈	—	2	2	no	—
183	C₂×C₈	—	2	4	no	—
184	C₂×C₈	—	2	4	no	—
185	C₂×C₈	—	4	1	no	—
186	C₂×C₈	—	4	4	no	—
187	C₂×C₈	—	4	4	no	—
188	C₂×C₈	—	4	2	no	—
189	C₂×C₈	C₂²⋊C₄×C₁₉	1	2	yes	—
190	C₂×C₈	C₂²⋊C₄×C₁₉	1	1	yes	characteristic
191	C₂×C₈	C₂²⋊C₄×C₁₉	1	1	yes	characteristic
192	C₄⋊C₄	—	2	2	no	—
193	C₂²⋊C₄	—	2	4	no	—
194	C₄²	C₂×D₄×C₁₉	1	2	yes	—
195	C₄²	#41×C₁₉	1	2	yes	—
196	C₂³	—	2	2	no	—
197	C₂³	—	2	2	no	—
198	C₂³	—	4	2	no	—
199	C₂³	—	4	2	no	—
200	C₂³	C₁₉×#97	1	4	yes	—
201	C₂³	C₂×C₄²×C₁₉	1	1	yes	characteristic
202	D₄	—	2	8	no	—
203	C₂×C₄	—	2	1	no	—
204	C₂×C₄	—	2	1	no	—
205	C₂×C₄	—	2	2	no	—
206	C₂×C₄	—	4	1	no	—
207	C₂×C₄	—	4	4	no	—
208	C₂×C₄	—	4	2	no	—
209	C₂×C₄	—	4	2	no	—
210	C₂×C₄	—	4	2	no	—
211	C₂×C₄	C₂×C₂²⋊C₄×C₁₉	1	1	yes	characteristic
212	C₂×C₄	C₁₉×#117	1	1	yes	characteristic
213	C₂×C₄	C₄×D₄×C₁₉	1	2	yes	—
214	C₂×C₄	C₄×D₄×C₁₉	1	2	yes	—
215	C₂×C₄	C₂×M₁₆×C₁₉	1	2	yes	—
216	C₂×C₄	C₁₉×#131	1	2	yes	—
217	C₈	—	2	1	no	—
218	C₈	—	2	2	no	—
219	C₈	—	4	4	no	—
220	C₈	—	4	2	no	—
221	C₈	—	4	4	no	—
222	C₈	C₁₉×#100	1	2	yes	complemented
223	C₂²	—	2	1	no	—
224	C₂²	—	2	1	no	—
225	C₂²	—	2	4	no	—
226	C₂²	—	4	4	no	—
227	C₂²	—	4	4	no	—
228	C₂²	—	4	2	no	—
229	C₂²	—	4	2	no	—
230	C₂²	C₄×C₂²⋊C₄×C₁₉	1	1	yes	characteristic
231	C₂²	C₂×C₁₉×#97	1	1	yes	characteristic
232	C₂²	C₁₉×#405	1	1	yes	characteristic
233	C₄	—	2	1	no	—
234	C₄	—	2	2	no	—
235	C₄	—	4	2	no	—
236	C₄	C₂×C₁₉×#100	1	1	yes	characteristic
237	C₄	C₁₉×#413	1	1	yes	characteristic
238	C₄	C₁₉×#435	1	4	yes	—
239	C₂	—	2	1	no	—
240	C₂	—	2	1	no	—
241	C₂	—	4	4	no	—
242	C₂	C₁₉×#1752	1	1	yes	characteristic
243	C₂	C₄×C₁₉×#100	1	1	yes	characteristic
244	C₂	C₁₉×#1757	1	1	yes	characteristic

	subgroup	G/H
center	C₂×C₄×C₁₉	C₂×C₂²⋊C₄
commutator	C₂³	C₂×C₄²×C₁₉
Frattini, cosocle	C₂×C₄²	C₂³×C₁₉
socle	C₂²×C₁₉	C₄×C₂²⋊C₄
prime radical	C₂²×D₄×C₁₉	C₂×C₄
LCS	G ▷ C₂³ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂×C₄×C₁₉ ◁ C₂×C₄×C₈×C₁₉ ◁ G

Complements

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

N	H ≅ G/N	type
4. C₁₉×#1451	C₂	semidirect
5. C₁₉×#1283	C₂	semidirect
73. #8164	C₁₉	direct (N × H)
100. C₈×C₁₉	#100	semidirect
104. #1451	C₂×C₁₉	semidirect
105. #1283	C₂×C₁₉	semidirect
166. C₁₉	#8164	direct (N × H)
222. C₈	C₁₉×#100	semidirect

Maximal subgroups

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

subgroup	index
C₂×C₈×D₄×C₁₉	2
C₄×C₁₉×#100	2
C₁₉×#1460	2
C₁₉×#1451	2
C₁₉×#1283	2
#8164	19

Subgroups — C19×#8164 #18014123

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#8164 #18014123