Subgroups — C₁₉×#21842 #18027801

Order 4864.

1010 conjugacy classes of subgroups.

The subgroup lattice has 344 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₁₉×#533	C₂	1	1	yes	maximal, characteristic
2	C₂×C₁₉×#432	C₂	1	1	yes	maximal, characteristic
3	C₁₉×#2283	C₂	1	1	yes	maximal, characteristic
4	C₁₉×#1993	C₂	1	2	yes	maximal, complemented
5	C₁₉×#1993	C₂	1	2	yes	maximal, complemented
6	C₁₉×#1989	C₂	1	4	yes	maximal, complemented
7	C₁₉×#1825	C₂	1	4	yes	maximal
8	C₁₉×#533	—	2	4	no	—
9	C₁₉×#533	C₄	1	8	yes	complemented
10	C₂×C₁₉×C₄⋊Q₈	C₂²	1	1	yes	characteristic
11	C₂×C₁₉×C₄⋊Q₈	C₂²	1	1	yes	characteristic
12	C₂×C₁₉×#125	C₂²	1	2	yes	—
13	C₂×C₁₉×C₂²⋊Q₈	—	2	1	no	—
14	C₂×C₁₉×C₂²⋊Q₈	—	2	1	no	—
15	C₂×C₄×Q₈×C₁₉	—	2	1	no	—
16	C₂×C₄×Q₈×C₁₉	—	2	1	no	—
17	C₂×C₁₉×#117	C₂²	1	2	yes	—
18	C₂²×C₄²×C₁₉	C₂²	1	1	yes	characteristic
19	C₁₉×#432	—	2	4	no	—
20	C₂×C₁₉×C₄⋊C₈	C₂²	1	2	yes	—
21	C₂×C₁₉×C₂²⋊C₈	C₂²	1	2	yes	—
22	C₂×C₁₉×#97	C₂²	1	2	yes	—
23	C₁₉×#383	—	2	1	no	—
24	C₁₉×#382	C₂²	1	2	yes	—
25	C₁₉×#381	—	2	1	no	—
26	C₁₉×#380	C₂²	1	2	yes	—
27	C₄×C₄⋊C₄×C₁₉	C₂²	1	2	yes	—
28	C₄×C₂²⋊C₄×C₁₉	—	2	1	no	—
29	C₁₉×#376	—	2	1	no	—
30	C₁₉×#340	C₂²	1	8	yes	—
31	C₁₉×#340	C₂²	1	8	yes	—
32	C₂²×Q₈×C₁₉	—	2	1	no	—
33	C₂²×Q₈×C₁₉	—	2	1	no	—
34	C₂³×C₄×C₁₉	D₄	1	1	yes	characteristic
35	C₂³×C₄×C₁₉	D₄	1	1	yes	characteristic
36	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
37	C₂²×C₈×C₁₉	C₂³	1	4	yes	—
38	C₁₉×C₄⋊Q₈	—	2	2	no	—
39	C₁₉×C₄⋊Q₈	—	2	2	no	—
40	C₁₉×C₄⋊Q₈	C₂×C₄	1	4	yes	—
41	C₁₉×C₄⋊Q₈	C₂×C₄	1	4	yes	—
42	C₁₉×#125	—	2	4	no	—
43	C₁₉×#125	C₂×C₄	1	8	yes	—
44	C₁₉×C₂²⋊Q₈	—	2	8	no	—
45	C₁₉×C₂²⋊Q₈	—	2	8	no	—
46	C₄×Q₈×C₁₉	—	2	8	no	—
47	C₄×Q₈×C₁₉	—	2	8	no	—
48	C₁₉×#117	—	2	4	no	—
49	C₁₉×#117	C₂×C₄	1	8	yes	—
50	C₂×C₄⋊C₄×C₁₉	—	2	2	no	—
51	C₂×C₄⋊C₄×C₁₉	—	2	2	no	—
52	C₂×C₄⋊C₄×C₁₉	—	2	1	no	—
53	C₂×C₄⋊C₄×C₁₉	—	2	1	no	—
54	C₂×C₄⋊C₄×C₁₉	C₂³	1	4	yes	—
55	C₂×C₄⋊C₄×C₁₉	C₂³	1	2	yes	—
56	C₂×C₄⋊C₄×C₁₉	C₂³	1	2	yes	—
57	C₂×C₂²⋊C₄×C₁₉	—	2	2	no	—
58	C₂×C₂²⋊C₄×C₁₉	—	2	2	no	—
59	C₂×C₄²×C₁₉	—	2	2	no	—
60	C₂×C₄²×C₁₉	—	2	2	no	—
61	C₂×C₄²×C₁₉	C₂×C₄	1	4	yes	—
62	C₂×C₄²×C₁₉	D₄	1	1	yes	characteristic
63	C₂×C₄²×C₁₉	D₄	1	1	yes	characteristic
64	C₂×C₄²×C₁₉	D₄	1	4	yes	—
65	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
66	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
67	C₁₉×C₄⋊C₈	—	2	4	no	—
68	C₁₉×C₂²⋊C₈	—	2	4	no	—
69	C₁₉×#97	—	2	4	no	—
70	C₁₉×#95	—	2	2	no	—
71	C₁₉×#95	—	2	2	no	—
72	C₁₉×#95	—	2	2	no	—
73	C₁₉×#95	—	2	2	no	—
74	C₂⁴×C₁₉	C₂×D₄	1	1	yes	characteristic
75	C₂×Q₈×C₁₉	—	2	4	no	—
76	C₂×Q₈×C₁₉	—	2	4	no	—
77	C₂×Q₈×C₁₉	—	4	4	no	—
78	C₂×Q₈×C₁₉	—	4	4	no	—
79	C₂²×C₄×C₁₉	—	2	4	no	—
80	C₂²×C₄×C₁₉	—	2	2	no	—
81	C₂²×C₄×C₁₉	—	2	2	no	—
82	C₂²×C₄×C₁₉	—	2	4	no	—
83	C₂²×C₄×C₁₉	—	4	2	no	—
84	C₂²×C₄×C₁₉	—	4	2	no	—
85	C₂²×C₄×C₁₉	C₂²⋊C₄	1	4	yes	—
86	C₂²×C₄×C₁₉	C₂²⋊C₄	1	4	yes	—
87	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
88	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
89	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
90	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
91	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
92	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
93	C₂²×C₄×C₁₉	C₂×D₄	1	2	yes	—
94	C₂²×C₄×C₁₉	C₂⁴	1	1	yes	characteristic
95	C₂×C₈×C₁₉	—	2	4	no	—
96	C₂×C₈×C₁₉	—	2	8	no	—
97	C₄⋊C₄×C₁₉	—	2	8	no	—
98	C₄⋊C₄×C₁₉	—	2	8	no	—
99	C₄⋊C₄×C₁₉	—	2	4	no	—
100	C₄⋊C₄×C₁₉	—	2	4	no	—
101	C₄⋊C₄×C₁₉	—	2	2	no	—
102	C₄⋊C₄×C₁₉	—	2	2	no	—
103	C₄⋊C₄×C₁₉	—	2	8	no	—
104	C₄⋊C₄×C₁₉	C₂²×C₄	1	4	yes	—
105	C₄⋊C₄×C₁₉	C₂²×C₄	1	4	yes	—
106	C₂²⋊C₄×C₁₉	—	2	8	no	—
107	C₂²⋊C₄×C₁₉	—	4	4	no	—
108	C₄²×C₁₉	—	2	8	no	—
109	C₄²×C₁₉	—	4	4	no	—
110	C₄²×C₁₉	C₂²⋊C₄	1	4	yes	—
111	C₄²×C₁₉	C₂²⋊C₄	1	4	yes	—
112	C₄²×C₁₉	C₂²×C₄	1	2	yes	—
113	C₄²×C₁₉	C₂²×C₄	1	2	yes	—
114	C₄²×C₁₉	C₂×D₄	1	2	yes	—
115	C₄²×C₁₉	C₂×D₄	1	2	yes	—
116	#21842	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
117	C₂³×C₁₉	—	2	2	no	—
118	C₂³×C₁₉	—	2	2	no	—
119	C₂³×C₁₉	—	2	2	no	—
120	C₂³×C₁₉	C₂×C₂²⋊C₄	1	2	yes	—
121	C₂³×C₁₉	C₂²×D₄	1	1	yes	characteristic
122	Q₈×C₁₉	—	4	8	no	—
123	Q₈×C₁₉	—	4	8	no	—
124	C₂×C₄×C₁₉	—	2	2	no	—
125	C₂×C₄×C₁₉	—	2	2	no	—
126	C₂×C₄×C₁₉	—	2	2	no	—
127	C₂×C₄×C₁₉	—	2	2	no	—
128	C₂×C₄×C₁₉	—	2	2	no	—
129	C₂×C₄×C₁₉	—	2	4	no	—
130	C₂×C₄×C₁₉	—	2	4	no	—
131	C₂×C₄×C₁₉	—	2	4	no	—
132	C₂×C₄×C₁₉	—	2	4	no	—
133	C₂×C₄×C₁₉	—	4	4	no	—
134	C₂×C₄×C₁₉	—	4	4	no	—
135	C₂×C₄×C₁₉	—	4	4	no	—
136	C₂×C₄×C₁₉	—	4	4	no	—
137	C₂×C₄×C₁₉	—	4	4	no	—
138	C₂×C₄×C₁₉	—	4	4	no	—
139	C₂×C₄×C₁₉	—	4	4	no	—
140	C₂×C₄×C₁₉	C₂×C₂²⋊C₄	1	2	yes	—
141	C₂×C₄×C₁₉	C₂×C₂²⋊C₄	1	2	yes	—
142	C₂×C₄×C₁₉	C₂×C₂²⋊C₄	1	2	yes	—
143	C₂×C₄×C₁₉	C₂×C₂²⋊C₄	1	2	yes	—
144	C₂×C₄×C₁₉	C₂×C₂²⋊C₄	1	2	yes	—
145	C₂×C₄×C₁₉	C₂³×C₄	1	1	yes	characteristic
146	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
147	C₂×C₄×C₁₉	2₋¹⁺⁴	1	4	yes	—
148	C₈×C₁₉	—	4	4	no	—
149	C₂×#533	C₂×C₁₉	1	1	yes	characteristic
150	C₂×#432	C₂×C₁₉	1	1	yes	characteristic
151	#2283	C₂×C₁₉	1	1	yes	characteristic
152	#1993	C₂×C₁₉	1	2	yes	complemented
153	#1993	C₂×C₁₉	1	2	yes	complemented
154	#1989	C₂×C₁₉	1	4	yes	complemented
155	#1825	C₂×C₁₉	1	4	yes	—
156	C₂²×C₁₉	—	2	2	no	—
157	C₂²×C₁₉	—	2	2	no	—
158	C₂²×C₁₉	—	2	2	no	—
159	C₂²×C₁₉	—	4	4	no	—
160	C₂²×C₁₉	C₂²×C₂²⋊C₄	1	1	yes	characteristic
161	C₂²×C₁₉	#536	1	2	yes	—
162	C₂²×C₁₉	#575	1	2	yes	—
163	C₂²×C₁₉	#575	1	2	yes	—
164	C₄×C₁₉	—	2	2	no	—
165	C₄×C₁₉	—	2	2	no	—
166	C₄×C₁₉	—	2	2	no	—
167	C₄×C₁₉	—	2	2	no	—
168	C₄×C₁₉	—	2	2	no	—
169	C₄×C₁₉	—	4	4	no	—
170	C₄×C₁₉	—	4	4	no	—
171	C₄×C₁₉	—	8	4	no	—
172	C₄×C₁₉	#519	1	2	yes	—
173	C₄×C₁₉	#536	1	2	yes	—
174	#533	—	2	4	no	—
175	#533	C₄×C₁₉	1	8	yes	complemented
176	C₂×C₄⋊Q₈	C₂²×C₁₉	1	1	yes	characteristic
177	C₂×C₄⋊Q₈	C₂²×C₁₉	1	1	yes	characteristic
178	C₂×#125	C₂²×C₁₉	1	2	yes	—
179	C₂×C₂²⋊Q₈	—	2	1	no	—
180	C₂×C₂²⋊Q₈	—	2	1	no	—
181	C₂×C₄×Q₈	—	2	1	no	—
182	C₂×C₄×Q₈	—	2	1	no	—
183	C₂×#117	C₂²×C₁₉	1	2	yes	—
184	C₂²×C₄²	C₂²×C₁₉	1	1	yes	characteristic
185	#432	—	2	4	no	—
186	C₂×C₄⋊C₈	C₂²×C₁₉	1	2	yes	—
187	C₂×C₂²⋊C₈	C₂²×C₁₉	1	2	yes	—
188	C₂×#97	C₂²×C₁₉	1	2	yes	—
189	#383	—	2	1	no	—
190	#382	C₂²×C₁₉	1	2	yes	—
191	#381	—	2	1	no	—
192	#380	C₂²×C₁₉	1	2	yes	—
193	C₄×C₄⋊C₄	C₂²×C₁₉	1	2	yes	—
194	C₄×C₂²⋊C₄	—	2	1	no	—
195	#376	—	2	1	no	—
196	#340	C₂²×C₁₉	1	8	yes	—
197	#340	C₂²×C₁₉	1	8	yes	—
198	C₂×C₁₉	—	4	2	no	—
199	C₂×C₁₉	#2310	1	1	yes	characteristic
200	C₂×C₁₉	#2896	1	1	yes	characteristic
201	C₂×C₁₉	#2896	1	1	yes	characteristic
202	C₂×C₁₉	#3240	1	4	yes	—
203	C₂²×Q₈	—	2	1	no	—
204	C₂²×Q₈	—	2	1	no	—
205	C₂³×C₄	D₄×C₁₉	1	1	yes	characteristic
206	C₂³×C₄	D₄×C₁₉	1	1	yes	characteristic
207	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
208	C₂²×C₈	C₂³×C₁₉	1	4	yes	—
209	C₄⋊Q₈	—	2	2	no	—
210	C₄⋊Q₈	—	2	2	no	—
211	C₄⋊Q₈	C₂×C₄×C₁₉	1	4	yes	—
212	C₄⋊Q₈	C₂×C₄×C₁₉	1	4	yes	—
213	#125	—	2	4	no	—
214	#125	C₂×C₄×C₁₉	1	8	yes	—
215	C₂²⋊Q₈	—	2	8	no	—
216	C₂²⋊Q₈	—	2	8	no	—
217	C₄×Q₈	—	2	8	no	—
218	C₄×Q₈	—	2	8	no	—
219	#117	—	2	4	no	—
220	#117	C₂×C₄×C₁₉	1	8	yes	—
221	C₂×C₄⋊C₄	—	2	2	no	—
222	C₂×C₄⋊C₄	—	2	2	no	—
223	C₂×C₄⋊C₄	—	2	1	no	—
224	C₂×C₄⋊C₄	—	2	1	no	—
225	C₂×C₄⋊C₄	C₂³×C₁₉	1	4	yes	—
226	C₂×C₄⋊C₄	C₂³×C₁₉	1	2	yes	—
227	C₂×C₄⋊C₄	C₂³×C₁₉	1	2	yes	—
228	C₂×C₂²⋊C₄	—	2	2	no	—
229	C₂×C₂²⋊C₄	—	2	2	no	—
230	C₂×C₄²	—	2	2	no	—
231	C₂×C₄²	—	2	2	no	—
232	C₂×C₄²	C₂×C₄×C₁₉	1	4	yes	—
233	C₂×C₄²	D₄×C₁₉	1	1	yes	characteristic
234	C₂×C₄²	D₄×C₁₉	1	1	yes	characteristic
235	C₂×C₄²	D₄×C₁₉	1	4	yes	—
236	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
237	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
238	C₄⋊C₈	—	2	4	no	—
239	C₂²⋊C₈	—	2	4	no	—
240	#97	—	2	4	no	—
241	#95	—	2	2	no	—
242	#95	—	2	2	no	—
243	#95	—	2	2	no	—
244	#95	—	2	2	no	—
245	C₁₉	#21842	1	1	yes	characteristic, direct product factor, Sylow
246	C₂⁴	C₂×D₄×C₁₉	1	1	yes	characteristic
247	C₂×Q₈	—	2	4	no	—
248	C₂×Q₈	—	2	4	no	—
249	C₂×Q₈	—	4	4	no	—
250	C₂×Q₈	—	4	4	no	—
251	C₂²×C₄	—	2	4	no	—
252	C₂²×C₄	—	2	2	no	—
253	C₂²×C₄	—	2	2	no	—
254	C₂²×C₄	—	2	4	no	—
255	C₂²×C₄	—	4	2	no	—
256	C₂²×C₄	—	4	2	no	—
257	C₂²×C₄	C₂²⋊C₄×C₁₉	1	4	yes	—
258	C₂²×C₄	C₂²⋊C₄×C₁₉	1	4	yes	—
259	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
260	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
261	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
262	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
263	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
264	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
265	C₂²×C₄	C₂×D₄×C₁₉	1	2	yes	—
266	C₂²×C₄	C₂⁴×C₁₉	1	1	yes	characteristic
267	C₂×C₈	—	2	4	no	—
268	C₂×C₈	—	2	8	no	—
269	C₄⋊C₄	—	2	8	no	—
270	C₄⋊C₄	—	2	8	no	—
271	C₄⋊C₄	—	2	4	no	—
272	C₄⋊C₄	—	2	4	no	—
273	C₄⋊C₄	—	2	2	no	—
274	C₄⋊C₄	—	2	2	no	—
275	C₄⋊C₄	—	2	8	no	—
276	C₄⋊C₄	C₂²×C₄×C₁₉	1	4	yes	—
277	C₄⋊C₄	C₂²×C₄×C₁₉	1	4	yes	—
278	C₂²⋊C₄	—	2	8	no	—
279	C₂²⋊C₄	—	4	4	no	—
280	C₄²	—	2	8	no	—
281	C₄²	—	4	4	no	—
282	C₄²	C₂²⋊C₄×C₁₉	1	4	yes	—
283	C₄²	C₂²⋊C₄×C₁₉	1	4	yes	—
284	C₄²	C₂²×C₄×C₁₉	1	2	yes	—
285	C₄²	C₂²×C₄×C₁₉	1	2	yes	—
286	C₄²	C₂×D₄×C₁₉	1	2	yes	—
287	C₄²	C₂×D₄×C₁₉	1	2	yes	—
288	C₂³	—	2	2	no	—
289	C₂³	—	2	2	no	—
290	C₂³	—	2	2	no	—
291	C₂³	C₂×C₂²⋊C₄×C₁₉	1	2	yes	—
292	C₂³	C₂²×D₄×C₁₉	1	1	yes	characteristic
293	Q₈	—	4	8	no	—
294	Q₈	—	4	8	no	—
295	C₂×C₄	—	2	2	no	—
296	C₂×C₄	—	2	2	no	—
297	C₂×C₄	—	2	2	no	—
298	C₂×C₄	—	2	2	no	—
299	C₂×C₄	—	2	2	no	—
300	C₂×C₄	—	2	4	no	—
301	C₂×C₄	—	2	4	no	—
302	C₂×C₄	—	2	4	no	—
303	C₂×C₄	—	2	4	no	—
304	C₂×C₄	—	4	4	no	—
305	C₂×C₄	—	4	4	no	—
306	C₂×C₄	—	4	4	no	—
307	C₂×C₄	—	4	4	no	—
308	C₂×C₄	—	4	4	no	—
309	C₂×C₄	—	4	4	no	—
310	C₂×C₄	—	4	4	no	—
311	C₂×C₄	C₂×C₂²⋊C₄×C₁₉	1	2	yes	—
312	C₂×C₄	C₂×C₂²⋊C₄×C₁₉	1	2	yes	—
313	C₂×C₄	C₂×C₂²⋊C₄×C₁₉	1	2	yes	—
314	C₂×C₄	C₂×C₂²⋊C₄×C₁₉	1	2	yes	—
315	C₂×C₄	C₂×C₂²⋊C₄×C₁₉	1	2	yes	—
316	C₂×C₄	C₂³×C₄×C₁₉	1	1	yes	characteristic
317	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
318	C₂×C₄	C₁₉×2₋¹⁺⁴	1	4	yes	—
319	C₈	—	4	4	no	—
320	C₂²	—	2	2	no	—
321	C₂²	—	2	2	no	—
322	C₂²	—	2	2	no	—
323	C₂²	—	4	4	no	—
324	C₂²	C₂²×C₂²⋊C₄×C₁₉	1	1	yes	characteristic
325	C₂²	C₁₉×#536	1	2	yes	—
326	C₂²	C₁₉×#575	1	2	yes	—
327	C₂²	C₁₉×#575	1	2	yes	—
328	C₄	—	2	2	no	—
329	C₄	—	2	2	no	—
330	C₄	—	2	2	no	—
331	C₄	—	2	2	no	—
332	C₄	—	2	2	no	—
333	C₄	—	4	4	no	—
334	C₄	—	4	4	no	—
335	C₄	—	8	4	no	—
336	C₄	C₁₉×#519	1	2	yes	—
337	C₄	C₁₉×#536	1	2	yes	—
338	C₂	—	4	2	no	—
339	C₂	C₁₉×#2310	1	1	yes	characteristic
340	C₂	C₁₉×#2896	1	1	yes	characteristic
341	C₂	C₁₉×#2896	1	1	yes	characteristic
342	C₂	C₁₉×#3240	1	4	yes	—

	subgroup	G/H
center, socle	C₂³×C₁₉	C₂²×D₄
commutator	C₂×C₄	C₂³×C₄×C₁₉
Frattini, cosocle	C₂²×C₄	C₂⁴×C₁₉
prime radical	C₂⁴×C₁₉	C₂×D₄
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂³×C₁₉ ◁ C₂²×C₄²×C₁₉ ◁ G

Complements

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

N	H ≅ G/N	type
4. C₁₉×#1993	C₂	semidirect
5. C₁₉×#1993	C₂	semidirect
6. C₁₉×#1989	C₂	semidirect
9. C₁₉×#533	C₄	semidirect
116. #21842	C₁₉	direct (N × H)
152. #1993	C₂×C₁₉	semidirect
153. #1993	C₂×C₁₉	semidirect
154. #1989	C₂×C₁₉	semidirect
175. #533	C₄×C₁₉	semidirect
245. C₁₉	#21842	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×C₁₉×#533	2
C₂×C₁₉×#432	2
C₁₉×#2283	2
C₁₉×#1993	2
C₁₉×#1989	2
C₁₉×#1825	2
#21842	19

Subgroups — C19×#21842 #18027801

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#21842 #18027801