Subgroups — C₁₉×#8731 #18014690

Order 4864.

522 conjugacy classes of subgroups.

The subgroup lattice has 274 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₄×C₁₉×#117	C₂	1	1	yes	maximal, characteristic
2	C₁₉×#1458	C₂	1	2	yes	maximal
3	C₁₉×#1276	C₂	1	2	yes	maximal, complemented
4	C₁₉×#1274	C₂	1	2	yes	maximal, complemented
5	C₂×C₁₉×#117	C₄	1	1	yes	characteristic
6	C₂×C₁₉×#117	C₂²	1	1	yes	characteristic
7	C₂²×C₄²×C₁₉	C₄	1	1	yes	characteristic
8	C₁₉×#431	C₂²	1	4	yes	—
9	C₄×C₄⋊C₄×C₁₉	—	2	2	no	—
10	C₄×C₂²⋊C₄×C₁₉	—	2	2	no	—
11	C₁₉×#376	C₄	1	1	yes	characteristic
12	C₁₉×#376	C₂²	1	1	yes	characteristic
13	C₄³×C₁₉	C₄	1	1	yes	characteristic
14	C₄³×C₁₉	C₂²	1	1	yes	characteristic
15	C₁₉×#324	—	2	2	no	—
16	C₁₉×#323	—	2	2	no	—
17	C₂³×C₄×C₁₉	—	2	1	no	—
18	C₂³×C₄×C₁₉	C₂×C₄	1	1	yes	characteristic
19	C₁₉×#117	—	2	2	no	—
20	C₁₉×#117	—	2	2	no	—
21	C₁₉×#117	—	2	2	no	—
22	C₁₉×#117	C₈	1	4	yes	complemented
23	C₂×C₄⋊C₄×C₁₉	—	2	1	no	—
24	C₂×C₄⋊C₄×C₁₉	D₄	1	2	yes	—
25	C₂×C₂²⋊C₄×C₁₉	—	2	1	no	—
26	C₂×C₂²⋊C₄×C₁₉	D₄	1	2	yes	—
27	C₂×C₄²×C₁₉	—	2	1	no	—
28	C₂×C₄²×C₁₉	—	2	2	no	—
29	C₂×C₄²×C₁₉	—	2	2	no	—
30	C₂×C₄²×C₁₉	—	2	2	no	—
31	C₂×C₄²×C₁₉	—	2	2	no	—
32	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
33	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
34	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
35	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
36	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
37	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
38	C₁₉×C₄⋊C₈	—	2	4	no	—
39	C₁₉×C₂²⋊C₈	—	2	4	no	—
40	C₄×C₈×C₁₉	—	2	4	no	—
41	C₁₉×#95	—	2	2	no	—
42	C₁₉×#95	—	2	2	no	—
43	C₂⁴×C₁₉	C₂²⋊C₄	1	1	yes	characteristic
44	C₂²×C₄×C₁₉	—	2	1	no	—
45	C₂²×C₄×C₁₉	—	2	1	no	—
46	C₂²×C₄×C₁₉	—	2	1	no	—
47	C₂²×C₄×C₁₉	—	2	1	no	—
48	C₂²×C₄×C₁₉	—	2	1	no	—
49	C₂²×C₄×C₁₉	—	2	4	no	—
50	C₂²×C₄×C₁₉	—	2	1	no	—
51	C₂²×C₄×C₁₉	—	2	1	no	—
52	C₂²×C₄×C₁₉	—	2	1	no	—
53	C₂²×C₄×C₁₉	—	4	4	no	—
54	C₂²×C₄×C₁₉	C₂²⋊C₄	1	1	yes	characteristic
55	C₂²×C₄×C₁₉	C₂²⋊C₄	1	2	yes	—
56	C₂²×C₄×C₁₉	C₂×C₈	1	2	yes	—
57	C₂²×C₄×C₁₉	M₁₆	1	2	yes	—
58	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
59	C₂²×C₄×C₁₉	C₂×D₄	1	2	yes	—
60	C₂×C₈×C₁₉	—	4	4	no	—
61	C₄⋊C₄×C₁₉	—	2	4	no	—
62	C₄⋊C₄×C₁₉	—	2	4	no	—
63	C₂²⋊C₄×C₁₉	—	2	4	no	—
64	C₂²⋊C₄×C₁₉	—	2	4	no	—
65	C₄²×C₁₉	—	2	4	no	—
66	C₄²×C₁₉	—	2	1	no	—
67	C₄²×C₁₉	—	2	1	no	—
68	C₄²×C₁₉	—	2	1	no	—
69	C₄²×C₁₉	—	2	1	no	—
70	C₄²×C₁₉	—	2	1	no	—
71	C₄²×C₁₉	—	2	1	no	—
72	C₄²×C₁₉	—	4	4	no	—
73	C₄²×C₁₉	—	4	4	no	—
74	C₄²×C₁₉	C₂×C₈	1	2	yes	—
75	C₄²×C₁₉	C₂×C₈	1	2	yes	—
76	C₄²×C₁₉	M₁₆	1	2	yes	—
77	C₄²×C₁₉	M₁₆	1	2	yes	—
78	C₄²×C₁₉	#41	1	2	yes	—
79	C₄²×C₁₉	#41	1	2	yes	—
80	#8731	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
81	C₂³×C₁₉	—	2	1	no	—
82	C₂³×C₁₉	—	2	1	no	—
83	C₂³×C₁₉	—	4	2	no	—
84	C₂³×C₁₉	C₂²⋊C₈	1	2	yes	—
85	C₂³×C₁₉	C₂×C₂²⋊C₄	1	1	yes	characteristic
86	C₂×C₄×C₁₉	—	2	4	no	—
87	C₂×C₄×C₁₉	—	2	1	no	—
88	C₂×C₄×C₁₉	—	2	1	no	—
89	C₂×C₄×C₁₉	—	2	2	no	—
90	C₂×C₄×C₁₉	—	2	2	no	—
91	C₂×C₄×C₁₉	—	2	2	no	—
92	C₂×C₄×C₁₉	—	2	2	no	—
93	C₂×C₄×C₁₉	—	2	2	no	—
94	C₂×C₄×C₁₉	—	2	2	no	—
95	C₂×C₄×C₁₉	—	2	2	no	—
96	C₂×C₄×C₁₉	—	2	2	no	—
97	C₂×C₄×C₁₉	—	2	2	no	—
98	C₂×C₄×C₁₉	—	4	2	no	—
99	C₂×C₄×C₁₉	—	4	8	no	—
100	C₂×C₄×C₁₉	—	4	2	no	—
101	C₂×C₄×C₁₉	—	4	2	no	—
102	C₂×C₄×C₁₉	—	4	2	no	—
103	C₂×C₄×C₁₉	—	4	2	no	—
104	C₂×C₄×C₁₉	C₂²⋊C₈	1	2	yes	—
105	C₂×C₄×C₁₉	#117	1	1	yes	characteristic
106	C₂×C₄×C₁₉	#117	1	1	yes	characteristic
107	C₂×C₄×C₁₉	#123	1	4	yes	—
108	C₂×C₄×C₁₉	C₂²×C₈	1	1	yes	characteristic
109	C₂×C₄×C₁₉	C₂×M₁₆	1	1	yes	characteristic
110	C₂×C₄×C₁₉	C₂×M₁₆	1	1	yes	characteristic
111	C₂×C₄×C₁₉	C₂×M₁₆	1	1	yes	characteristic
112	C₈×C₁₉	—	8	4	no	—
113	C₄×#117	C₂×C₁₉	1	1	yes	characteristic
114	#1458	C₂×C₁₉	1	2	yes	—
115	#1276	C₂×C₁₉	1	2	yes	complemented
116	#1274	C₂×C₁₉	1	2	yes	complemented
117	C₂²×C₁₉	—	2	2	no	—
118	C₂²×C₁₉	—	2	2	no	—
119	C₂²×C₁₉	—	4	2	no	—
120	C₂²×C₁₉	—	4	2	no	—
121	C₂²×C₁₉	—	4	2	no	—
122	C₂²×C₁₉	#381	1	1	yes	characteristic
123	C₂²×C₁₉	C₂×C₂²⋊C₈	1	1	yes	characteristic
124	C₂²×C₁₉	#407	1	1	yes	characteristic
125	C₄×C₁₉	—	2	4	no	—
126	C₄×C₁₉	—	2	2	no	—
127	C₄×C₁₉	—	2	4	no	—
128	C₄×C₁₉	—	4	2	no	—
129	C₄×C₁₉	—	4	2	no	—
130	C₄×C₁₉	—	4	2	no	—
131	C₄×C₁₉	—	4	2	no	—
132	C₄×C₁₉	#431	1	1	yes	characteristic
133	C₄×C₁₉	#431	1	1	yes	characteristic
134	C₄×C₁₉	#432	1	1	yes	characteristic
135	C₄×C₁₉	#432	1	1	yes	characteristic
136	C₂×#117	C₄×C₁₉	1	1	yes	characteristic
137	C₂×#117	C₂²×C₁₉	1	1	yes	characteristic
138	C₂²×C₄²	C₄×C₁₉	1	1	yes	characteristic
139	#431	C₂²×C₁₉	1	4	yes	—
140	C₄×C₄⋊C₄	—	2	2	no	—
141	C₄×C₂²⋊C₄	—	2	2	no	—
142	#376	C₄×C₁₉	1	1	yes	characteristic
143	#376	C₂²×C₁₉	1	1	yes	characteristic
144	C₄³	C₄×C₁₉	1	1	yes	characteristic
145	C₄³	C₂²×C₁₉	1	1	yes	characteristic
146	#324	—	2	2	no	—
147	#323	—	2	2	no	—
148	C₂×C₁₉	—	2	1	no	—
149	C₂×C₁₉	—	2	1	no	—
150	C₂×C₁₉	—	4	2	no	—
151	C₂×C₁₉	#1817	1	1	yes	characteristic
152	C₂×C₁₉	#1827	1	2	yes	—
153	C₂³×C₄	—	2	1	no	—
154	C₂³×C₄	C₂×C₄×C₁₉	1	1	yes	characteristic
155	#117	—	2	2	no	—
156	#117	—	2	2	no	—
157	#117	—	2	2	no	—
158	#117	C₈×C₁₉	1	4	yes	complemented
159	C₂×C₄⋊C₄	—	2	1	no	—
160	C₂×C₄⋊C₄	D₄×C₁₉	1	2	yes	—
161	C₂×C₂²⋊C₄	—	2	1	no	—
162	C₂×C₂²⋊C₄	D₄×C₁₉	1	2	yes	—
163	C₂×C₄²	—	2	1	no	—
164	C₂×C₄²	—	2	2	no	—
165	C₂×C₄²	—	2	2	no	—
166	C₂×C₄²	—	2	2	no	—
167	C₂×C₄²	—	2	2	no	—
168	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
169	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
170	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
171	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
172	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
173	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
174	C₄⋊C₈	—	2	4	no	—
175	C₂²⋊C₈	—	2	4	no	—
176	C₄×C₈	—	2	4	no	—
177	#95	—	2	2	no	—
178	#95	—	2	2	no	—
179	C₁₉	#8731	1	1	yes	characteristic, direct product factor, Sylow
180	C₂⁴	C₂²⋊C₄×C₁₉	1	1	yes	characteristic
181	C₂²×C₄	—	2	1	no	—
182	C₂²×C₄	—	2	1	no	—
183	C₂²×C₄	—	2	1	no	—
184	C₂²×C₄	—	2	1	no	—
185	C₂²×C₄	—	2	1	no	—
186	C₂²×C₄	—	2	4	no	—
187	C₂²×C₄	—	2	1	no	—
188	C₂²×C₄	—	2	1	no	—
189	C₂²×C₄	—	2	1	no	—
190	C₂²×C₄	—	4	4	no	—
191	C₂²×C₄	C₂²⋊C₄×C₁₉	1	1	yes	characteristic
192	C₂²×C₄	C₂²⋊C₄×C₁₉	1	2	yes	—
193	C₂²×C₄	C₂×C₈×C₁₉	1	2	yes	—
194	C₂²×C₄	M₁₆×C₁₉	1	2	yes	—
195	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
196	C₂²×C₄	C₂×D₄×C₁₉	1	2	yes	—
197	C₂×C₈	—	4	4	no	—
198	C₄⋊C₄	—	2	4	no	—
199	C₄⋊C₄	—	2	4	no	—
200	C₂²⋊C₄	—	2	4	no	—
201	C₂²⋊C₄	—	2	4	no	—
202	C₄²	—	2	4	no	—
203	C₄²	—	2	1	no	—
204	C₄²	—	2	1	no	—
205	C₄²	—	2	1	no	—
206	C₄²	—	2	1	no	—
207	C₄²	—	2	1	no	—
208	C₄²	—	2	1	no	—
209	C₄²	—	4	4	no	—
210	C₄²	—	4	4	no	—
211	C₄²	C₂×C₈×C₁₉	1	2	yes	—
212	C₄²	C₂×C₈×C₁₉	1	2	yes	—
213	C₄²	M₁₆×C₁₉	1	2	yes	—
214	C₄²	M₁₆×C₁₉	1	2	yes	—
215	C₄²	#41×C₁₉	1	2	yes	—
216	C₄²	#41×C₁₉	1	2	yes	—
217	C₂³	—	2	1	no	—
218	C₂³	—	2	1	no	—
219	C₂³	—	4	2	no	—
220	C₂³	C₁₉×C₂²⋊C₈	1	2	yes	—
221	C₂³	C₂×C₂²⋊C₄×C₁₉	1	1	yes	characteristic
222	C₂×C₄	—	2	4	no	—
223	C₂×C₄	—	2	1	no	—
224	C₂×C₄	—	2	1	no	—
225	C₂×C₄	—	2	2	no	—
226	C₂×C₄	—	2	2	no	—
227	C₂×C₄	—	2	2	no	—
228	C₂×C₄	—	2	2	no	—
229	C₂×C₄	—	2	2	no	—
230	C₂×C₄	—	2	2	no	—
231	C₂×C₄	—	2	2	no	—
232	C₂×C₄	—	2	2	no	—
233	C₂×C₄	—	2	2	no	—
234	C₂×C₄	—	4	2	no	—
235	C₂×C₄	—	4	8	no	—
236	C₂×C₄	—	4	2	no	—
237	C₂×C₄	—	4	2	no	—
238	C₂×C₄	—	4	2	no	—
239	C₂×C₄	—	4	2	no	—
240	C₂×C₄	C₁₉×C₂²⋊C₈	1	2	yes	—
241	C₂×C₄	C₁₉×#117	1	1	yes	characteristic
242	C₂×C₄	C₁₉×#117	1	1	yes	characteristic
243	C₂×C₄	C₁₉×#123	1	4	yes	—
244	C₂×C₄	C₂²×C₈×C₁₉	1	1	yes	characteristic
245	C₂×C₄	C₂×M₁₆×C₁₉	1	1	yes	characteristic
246	C₂×C₄	C₂×M₁₆×C₁₉	1	1	yes	characteristic
247	C₂×C₄	C₂×M₁₆×C₁₉	1	1	yes	characteristic
248	C₈	—	8	4	no	—
249	C₂²	—	2	2	no	—
250	C₂²	—	2	2	no	—
251	C₂²	—	4	2	no	—
252	C₂²	—	4	2	no	—
253	C₂²	—	4	2	no	—
254	C₂²	C₁₉×#381	1	1	yes	characteristic
255	C₂²	C₂×C₁₉×C₂²⋊C₈	1	1	yes	characteristic
256	C₂²	C₁₉×#407	1	1	yes	characteristic
257	C₄	—	2	4	no	—
258	C₄	—	2	2	no	—
259	C₄	—	2	4	no	—
260	C₄	—	4	2	no	—
261	C₄	—	4	2	no	—
262	C₄	—	4	2	no	—
263	C₄	—	4	2	no	—
264	C₄	C₁₉×#431	1	1	yes	characteristic
265	C₄	C₁₉×#431	1	1	yes	characteristic
266	C₄	C₁₉×#432	1	1	yes	characteristic
267	C₄	C₁₉×#432	1	1	yes	characteristic
268	C₂	—	2	1	no	—
269	C₂	—	2	1	no	—
270	C₂	—	4	2	no	—
271	C₂	C₁₉×#1817	1	1	yes	characteristic
272	C₂	C₁₉×#1827	1	2	yes	—

	subgroup	G/H
center	C₂×C₄×C₁₉	#117
commutator	C₂×C₄	C₂²×C₈×C₁₉
Frattini, cosocle	C₂×C₄²	C₂³×C₁₉
socle	C₂²×C₁₉	#381
prime radical	C₂⁴×C₁₉	C₂²⋊C₄
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂×C₄×C₁₉ ◁ C₁₉×#376 ◁ G

Complements

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

N	H ≅ G/N	type
3. C₁₉×#1276	C₂	semidirect
4. C₁₉×#1274	C₂	semidirect
22. C₁₉×#117	C₈	semidirect
80. #8731	C₁₉	direct (N × H)
115. #1276	C₂×C₁₉	semidirect
116. #1274	C₂×C₁₉	semidirect
158. #117	C₈×C₁₉	semidirect
179. C₁₉	#8731	direct (N × H)

Maximal subgroups

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

subgroup	index
C₄×C₁₉×#117	2
C₁₉×#1458	2
C₁₉×#1276	2
C₁₉×#1274	2
#8731	19

Subgroups — C19×#8731 #18014690

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#8731 #18014690